./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/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 41828788c86d3b4773495bb168c9dac21937a6b5 ........................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-69874e2 [2020-12-01 17:48:07,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:48:07,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:48:07,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:48:07,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:48:07,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:48:07,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:48:07,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:48:07,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:48:07,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:48:07,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:48:07,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:48:07,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:48:07,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:48:07,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:48:07,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:48:07,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:48:07,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:48:07,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:48:07,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:48:07,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:48:07,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:48:07,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:48:07,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:48:07,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:48:07,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:48:07,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:48:07,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:48:07,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:48:07,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:48:07,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:48:07,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:48:07,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:48:07,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:48:07,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:48:07,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:48:07,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:48:07,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:48:07,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:48:07,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:48:07,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:48:07,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:48:07,470 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:48:07,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:48:07,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:48:07,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:48:07,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:48:07,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:48:07,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:48:07,474 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:48:07,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:48:07,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:48:07,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:48:07,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:48:07,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:48:07,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:48:07,476 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:48:07,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:48:07,476 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:48:07,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:48:07,477 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:48:07,477 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:48:07,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:48:07,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:48:07,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:48:07,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:48:07,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:48:07,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:48:07,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:48:07,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:48:07,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:48:07,491 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_715d56c1-7ddf-4ce1-825f-9a7247250686/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41828788c86d3b4773495bb168c9dac21937a6b5 [2020-12-01 17:48:07,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:48:07,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:48:07,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:48:07,945 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:48:07,947 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:48:07,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c [2020-12-01 17:48:08,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/data/d460c655f/be8270e34e294abeb9cc47dbd7aa1fb4/FLAGe8e72f9f2 [2020-12-01 17:48:08,786 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:48:08,790 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c [2020-12-01 17:48:08,825 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/data/d460c655f/be8270e34e294abeb9cc47dbd7aa1fb4/FLAGe8e72f9f2 [2020-12-01 17:48:09,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/data/d460c655f/be8270e34e294abeb9cc47dbd7aa1fb4 [2020-12-01 17:48:09,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:48:09,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:48:09,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:48:09,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:48:09,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:48:09,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:09,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c27dbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09, skipping insertion in model container [2020-12-01 17:48:09,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:09,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:48:09,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:48:09,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:48:09,769 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:48:09,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:48:09,960 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:48:09,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09 WrapperNode [2020-12-01 17:48:09,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:48:09,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:48:09,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:48:09,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:48:09,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:48:10,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:48:10,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:48:10,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:48:10,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... [2020-12-01 17:48:10,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:48:10,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:48:10,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:48:10,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:48:10,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:48:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/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 [2020-12-01 17:48:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:48:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 17:48:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 17:48:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:48:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:48:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:48:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:48:10,254 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:48:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:48:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:48:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:48:10,256 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:48:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:48:10,257 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-12-01 17:48:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-12-01 17:48:10,258 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-12-01 17:48:10,258 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-12-01 17:48:10,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:48:10,258 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:48:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:48:10,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:48:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:48:12,235 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:48:12,235 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-12-01 17:48:12,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:48:12 BoogieIcfgContainer [2020-12-01 17:48:12,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:48:12,241 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:48:12,241 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:48:12,257 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:48:12,257 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:48:12" (1/1) ... [2020-12-01 17:48:12,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:48:12,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:12,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2020-12-01 17:48:12,334 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2020-12-01 17:48:12,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:48:12,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:12,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:12,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:12,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2020-12-01 17:48:12,791 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2020-12-01 17:48:12,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:48:12,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:12,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:13,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2020-12-01 17:48:13,043 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2020-12-01 17:48:13,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:48:13,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:13,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:13,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2020-12-01 17:48:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2020-12-01 17:48:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:48:13,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:13,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:13,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2020-12-01 17:48:13,769 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2020-12-01 17:48:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:48:13,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:13,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:13,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2020-12-01 17:48:13,932 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2020-12-01 17:48:13,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:48:13,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:14,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2020-12-01 17:48:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2020-12-01 17:48:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:48:14,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:48:14,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:48:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:48:15,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 102 states and 158 transitions. [2020-12-01 17:48:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 158 transitions. [2020-12-01 17:48:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:48:15,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:48:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:48:15,275 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:48:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:48:15,381 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:48:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:48:15,868 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:48:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:48:16,142 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:48:17,021 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-12-01 17:48:17,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:48:17 ImpRootNode [2020-12-01 17:48:17,187 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:48:17,187 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:48:17,188 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:48:17,188 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:48:17,189 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:48:12" (3/4) ... [2020-12-01 17:48:17,191 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 17:48:17,368 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_715d56c1-7ddf-4ce1-825f-9a7247250686/bin/ukojak/witness.graphml [2020-12-01 17:48:17,368 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:48:17,372 INFO L168 Benchmark]: Toolchain (without parser) took 8273.85 ms. Allocated memory was 83.9 MB in the beginning and 130.0 MB in the end (delta: 46.1 MB). Free memory was 43.5 MB in the beginning and 89.9 MB in the end (delta: -46.4 MB). Peak memory consumption was 137.8 kB. Max. memory is 16.1 GB. [2020-12-01 17:48:17,373 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 83.9 MB. Free memory is still 61.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:48:17,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.43 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 43.3 MB in the beginning and 63.1 MB in the end (delta: -19.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:48:17,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.49 ms. Allocated memory is still 104.9 MB. Free memory was 63.1 MB in the beginning and 60.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:48:17,375 INFO L168 Benchmark]: Boogie Preprocessor took 67.04 ms. Allocated memory is still 104.9 MB. Free memory was 60.4 MB in the beginning and 58.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:48:17,376 INFO L168 Benchmark]: RCFGBuilder took 2113.93 ms. Allocated memory is still 104.9 MB. Free memory was 58.5 MB in the beginning and 68.5 MB in the end (delta: -10.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:48:17,376 INFO L168 Benchmark]: CodeCheck took 4945.94 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 68.5 MB in the beginning and 100.4 MB in the end (delta: -31.9 MB). Peak memory consumption was 61.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:48:17,377 INFO L168 Benchmark]: Witness Printer took 180.97 ms. Allocated memory is still 130.0 MB. Free memory was 100.4 MB in the beginning and 89.9 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:48:17,380 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 10 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.7s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3040 SDtfs, 624 SDslu, 1092 SDs, 0 SdLazy, 852 SolverSat, 288 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1205 GetRequests, 1175 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7077 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L491] int pumpRunning = 0; [L492] int systemActive = 1; [L719] int cleanupTimeShifts = 4; [L888] int waterLevel = 1; [L889] int methaneLevelCritical = 0; [L795] int retValue_acc ; [L796] int tmp ; [L879] int retValue_acc ; [L882] retValue_acc = 1 [L883] return (retValue_acc); [L802] tmp = valid_product() [L804] COND TRUE \read(tmp) [L415] int splverifierCounter ; [L416] int tmp ; [L417] int tmp___0 ; [L418] int tmp___1 ; [L419] int tmp___2 ; [L422] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L424] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L426] COND TRUE splverifierCounter < 4 [L432] tmp = __VERIFIER_nondet_int() [L434] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L436] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L906] COND TRUE waterLevel < 2 [L907] waterLevel = waterLevel + 1 [L436] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L442] tmp___0 = __VERIFIER_nondet_int() [L444] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] tmp___2 = __VERIFIER_nondet_int() [L454] COND FALSE !(\read(tmp___2)) [L460] tmp___1 = __VERIFIER_nondet_int() [L462] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L690] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L697] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L471] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L499] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L506] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L820] int tmp ; [L821] int tmp___0 ; [L822] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L826] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L927] int retValue_acc ; [L930] retValue_acc = methaneLevelCritical [L931] return (retValue_acc); [L826] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L826] tmp = isMethaneLevelCritical() [L828] COND FALSE !(\read(tmp)) [L959] int retValue_acc ; [L962] retValue_acc = waterLevel [L963] return (retValue_acc); [L832] tmp___0 = getWaterLevel() [L834] COND TRUE tmp___0 == 2 [L623] int retValue_acc ; [L626] retValue_acc = pumpRunning [L627] return (retValue_acc); [L836] tmp___1 = isPumpRunning() [L838] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product32.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 83.9 MB. Free memory is still 61.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 862.43 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 43.3 MB in the beginning and 63.1 MB in the end (delta: -19.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.49 ms. Allocated memory is still 104.9 MB. Free memory was 63.1 MB in the beginning and 60.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.04 ms. Allocated memory is still 104.9 MB. Free memory was 60.4 MB in the beginning and 58.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2113.93 ms. Allocated memory is still 104.9 MB. Free memory was 58.5 MB in the beginning and 68.5 MB in the end (delta: -10.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * CodeCheck took 4945.94 ms. Allocated memory was 104.9 MB in the beginning and 130.0 MB in the end (delta: 25.2 MB). Free memory was 68.5 MB in the beginning and 100.4 MB in the end (delta: -31.9 MB). Peak memory consumption was 61.3 MB. Max. memory is 16.1 GB. * Witness Printer took 180.97 ms. Allocated memory is still 130.0 MB. Free memory was 100.4 MB in the beginning and 89.9 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...