./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2c2c81b567a81a7a78250134e04d44c308ef2ab ................................................................................................................................................................................................................................................................................................................................................ 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 0.2.0-a4ecdab [2020-11-28 04:34:37,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:34:37,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:34:37,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:34:37,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:34:37,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:34:37,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:34:37,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:34:37,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:34:37,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:34:37,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:34:37,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:34:37,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:34:37,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:34:37,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:34:37,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:34:37,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:34:37,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:34:37,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:34:37,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:34:37,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:34:37,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:34:37,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:34:37,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:34:37,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:34:37,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:34:37,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:34:37,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:34:37,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:34:37,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:34:37,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:34:37,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:34:37,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:34:37,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:34:37,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:34:37,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:34:37,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:34:37,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:34:37,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:34:37,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:34:37,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:34:37,302 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:34:37,325 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:34:37,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:34:37,326 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:34:37,326 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:34:37,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:34:37,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:34:37,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:34:37,327 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:34:37,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:34:37,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:34:37,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:34:37,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:34:37,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:34:37,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:34:37,329 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:34:37,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:34:37,329 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:34:37,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:34:37,330 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:34:37,330 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:34:37,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:34:37,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:34:37,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:34:37,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:34:37,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:34:37,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:34:37,332 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:34:37,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:34:37,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:34:37,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2c2c81b567a81a7a78250134e04d44c308ef2ab [2020-11-28 04:34:37,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:34:37,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:34:37,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:34:37,582 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:34:37,582 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:34:37,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c [2020-11-28 04:34:37,675 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/data/c9a24199c/f8224be63a944a439eb1157148f8e5c7/FLAGd34bb918f [2020-11-28 04:34:38,215 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:34:38,216 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/sv-benchmarks/c/product-lines/minepump_spec3_product28.cil.c [2020-11-28 04:34:38,226 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/data/c9a24199c/f8224be63a944a439eb1157148f8e5c7/FLAGd34bb918f [2020-11-28 04:34:38,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/data/c9a24199c/f8224be63a944a439eb1157148f8e5c7 [2020-11-28 04:34:38,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:34:38,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:34:38,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:38,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:34:38,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:34:38,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:38" (1/1) ... [2020-11-28 04:34:38,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@879f308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:38, skipping insertion in model container [2020-11-28 04:34:38,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:38" (1/1) ... [2020-11-28 04:34:38,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:34:38,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:34:38,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:34:38,902 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:34:38,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:34:39,040 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:34:39,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39 WrapperNode [2020-11-28 04:34:39,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:39,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:34:39,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:34:39,042 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:34:39,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:34:39,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:34:39,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:34:39,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:34:39,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:34:39,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:34:39,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:34:39,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:34:39,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/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 [2020-11-28 04:34:39,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:34:39,243 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:34:39,244 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:34:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:34:39,245 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:34:39,245 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:34:39,246 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:34:39,246 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:34:39,246 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:34:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:34:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:34:39,247 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:34:39,247 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:34:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:34:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:34:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:34:39,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:34:39,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:34:40,789 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:34:40,789 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-28 04:34:40,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:40 BoogieIcfgContainer [2020-11-28 04:34:40,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:34:40,792 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:34:40,792 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:34:40,802 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:34:40,802 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:40,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:34:40,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:40,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2020-11-28 04:34:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2020-11-28 04:34:40,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:34:40,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:41,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2020-11-28 04:34:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2020-11-28 04:34:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:34:41,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:41,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:41,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2020-11-28 04:34:41,304 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2020-11-28 04:34:41,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:34:41,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:41,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:41,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2020-11-28 04:34:41,579 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2020-11-28 04:34:41,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:34:41,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:41,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:42,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:42,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2020-11-28 04:34:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2020-11-28 04:34:42,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:34:42,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:42,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:43,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:43,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 85 states and 134 transitions. [2020-11-28 04:34:43,134 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 134 transitions. [2020-11-28 04:34:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:34:43,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:43,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:43,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2020-11-28 04:34:43,791 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2020-11-28 04:34:43,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:34:43,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:34:43,916 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:34:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:34:43,996 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:34:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:34:44,218 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:34:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:34:44,304 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:34:44,373 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2020-11-28 04:34:44,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:34:44 ImpRootNode [2020-11-28 04:34:44,564 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:34:44,565 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:34:44,565 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:34:44,565 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:34:44,566 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:40" (3/4) ... [2020-11-28 04:34:44,568 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:34:44,747 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e0b796d6-2d2d-4667-8893-391588f42b9c/bin/ukojak/witness.graphml [2020-11-28 04:34:44,748 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:34:44,750 INFO L168 Benchmark]: Toolchain (without parser) took 6218.89 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 84.9 MB in the beginning and 52.0 MB in the end (delta: 32.9 MB). Peak memory consumption was 70.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:44,750 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 111.1 MB. Free memory is still 67.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:44,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.86 ms. Allocated memory is still 111.1 MB. Free memory was 84.6 MB in the beginning and 76.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:44,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.42 ms. Allocated memory is still 111.1 MB. Free memory was 76.0 MB in the beginning and 73.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:44,752 INFO L168 Benchmark]: Boogie Preprocessor took 36.90 ms. Allocated memory is still 111.1 MB. Free memory was 73.5 MB in the beginning and 71.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:44,753 INFO L168 Benchmark]: RCFGBuilder took 1650.65 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 71.7 MB in the beginning and 74.6 MB in the end (delta: -2.9 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:44,754 INFO L168 Benchmark]: CodeCheck took 3772.53 ms. Allocated memory is still 148.9 MB. Free memory was 74.6 MB in the beginning and 62.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:44,754 INFO L168 Benchmark]: Witness Printer took 182.97 ms. Allocated memory is still 148.9 MB. Free memory was 62.5 MB in the beginning and 52.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:44,758 INFO L339 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. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.5s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1512 SDtfs, 366 SDslu, 684 SDs, 0 SdLazy, 698 SolverSat, 232 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1049 GetRequests, 997 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 6161 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L91] int pumpRunning = 0; [L92] int systemActive = 1; [L358] int waterLevel = 1; [L359] int methaneLevelCritical = 0; [L447] int cleanupTimeShifts = 4; [L755] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L520] int retValue_acc ; [L521] int tmp ; [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L527] tmp = valid_product() [L529] COND TRUE \read(tmp) [L289] int splverifierCounter ; [L290] int tmp ; [L291] int tmp___0 ; [L292] int tmp___1 ; [L293] int tmp___2 ; [L296] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L298] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L300] COND TRUE splverifierCounter < 4 [L306] tmp = __VERIFIER_nondet_int() [L308] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L310] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L376] COND TRUE waterLevel < 2 [L377] waterLevel = waterLevel + 1 [L310] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L316] tmp___0 = __VERIFIER_nondet_int() [L318] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L326] tmp___2 = __VERIFIER_nondet_int() [L328] COND TRUE \read(tmp___2) [L280] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L345] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L99] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L106] COND TRUE \read(systemActive) [L128] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L131] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L146] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L553] int tmp ; [L554] int tmp___0 ; [L555] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L559] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L397] int retValue_acc ; [L400] retValue_acc = methaneLevelCritical [L401] return (retValue_acc); [L559] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L559] tmp = isMethaneLevelCritical() [L561] COND FALSE !(\read(tmp)) [L429] int retValue_acc ; [L432] retValue_acc = waterLevel [L433] return (retValue_acc); [L565] tmp___0 = getWaterLevel() [L567] COND TRUE tmp___0 == 2 [L198] int retValue_acc ; [L201] retValue_acc = pumpRunning [L202] return (retValue_acc); [L569] tmp___1 = isPumpRunning() [L571] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product28.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 111.1 MB. Free memory is still 67.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 509.86 ms. Allocated memory is still 111.1 MB. Free memory was 84.6 MB in the beginning and 76.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.42 ms. Allocated memory is still 111.1 MB. Free memory was 76.0 MB in the beginning and 73.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.90 ms. Allocated memory is still 111.1 MB. Free memory was 73.5 MB in the beginning and 71.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1650.65 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 71.7 MB in the beginning and 74.6 MB in the end (delta: -2.9 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. * CodeCheck took 3772.53 ms. Allocated memory is still 148.9 MB. Free memory was 74.6 MB in the beginning and 62.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. * Witness Printer took 182.97 ms. Allocated memory is still 148.9 MB. Free memory was 62.5 MB in the beginning and 52.0 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...