./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product52_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product52_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 406c0cc89d56bc86617076fb4c755244f0ec13e7 ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:02:46,309 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:02:46,310 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:02:46,318 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:02:46,318 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:02:46,319 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:02:46,319 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:02:46,321 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:02:46,322 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:02:46,322 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:02:46,323 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:02:46,323 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:02:46,324 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:02:46,324 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:02:46,325 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:02:46,325 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:02:46,326 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:02:46,327 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:02:46,329 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:02:46,330 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:02:46,330 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:02:46,331 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:02:46,333 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:02:46,333 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:02:46,333 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:02:46,334 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:02:46,335 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:02:46,335 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:02:46,336 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:02:46,337 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:02:46,337 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:02:46,337 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:02:46,338 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:02:46,338 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:02:46,338 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:02:46,339 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:02:46,339 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 09:02:46,349 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:02:46,349 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:02:46,350 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:02:46,350 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 09:02:46,351 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:02:46,351 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:02:46,351 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:02:46,351 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:02:46,351 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:02:46,351 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:02:46,351 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:02:46,351 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:02:46,352 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:02:46,352 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:02:46,352 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:02:46,352 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:02:46,352 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:02:46,352 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:02:46,352 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:02:46,352 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:02:46,352 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:02:46,353 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:02:46,353 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:02:46,353 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:02:46,353 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:02:46,353 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:02:46,353 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 09:02:46,353 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:02:46,353 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:02:46,353 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 406c0cc89d56bc86617076fb4c755244f0ec13e7 [2018-12-09 09:02:46,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:02:46,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:02:46,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:02:46,388 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:02:46,389 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:02:46,389 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product52_false-unreach-call_false-termination.cil.c [2018-12-09 09:02:46,430 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/data/fac4a1084/5119099c82a64cd08946eaa5ba0d149e/FLAG15bb4756c [2018-12-09 09:02:46,909 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:02:46,909 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/sv-benchmarks/c/product-lines/minepump_spec3_product52_false-unreach-call_false-termination.cil.c [2018-12-09 09:02:46,915 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/data/fac4a1084/5119099c82a64cd08946eaa5ba0d149e/FLAG15bb4756c [2018-12-09 09:02:46,924 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/data/fac4a1084/5119099c82a64cd08946eaa5ba0d149e [2018-12-09 09:02:46,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:02:46,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:02:46,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:02:46,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:02:46,928 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:02:46,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:02:46" (1/1) ... [2018-12-09 09:02:46,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:46, skipping insertion in model container [2018-12-09 09:02:46,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:02:46" (1/1) ... [2018-12-09 09:02:46,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:02:46,954 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:02:47,099 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:02:47,142 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:02:47,182 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:02:47,196 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:02:47,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47 WrapperNode [2018-12-09 09:02:47,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:02:47,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:02:47,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:02:47,197 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:02:47,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:02:47,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:02:47,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:02:47,229 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:02:47,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:02:47,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:02:47,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:02:47,246 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:02:47,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:02:47,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:02:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 09:02:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 09:02:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 09:02:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 09:02:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 09:02:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 09:02:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 09:02:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 09:02:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 09:02:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 09:02:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 09:02:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 09:02:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 09:02:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 09:02:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 09:02:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 09:02:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 09:02:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:02:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:02:47,734 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:02:47,735 INFO L280 CfgBuilder]: Removed 44 assue(true) statements. [2018-12-09 09:02:47,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:47 BoogieIcfgContainer [2018-12-09 09:02:47,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:02:47,735 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:02:47,735 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:02:47,742 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:02:47,742 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:47" (1/1) ... [2018-12-09 09:02:47,750 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:47,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2018-12-09 09:02:47,776 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2018-12-09 09:02:47,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 09:02:47,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:47,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2018-12-09 09:02:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2018-12-09 09:02:47,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 09:02:47,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:47,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:47,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2018-12-09 09:02:47,965 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2018-12-09 09:02:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:02:47,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:48,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:48,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:48,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2018-12-09 09:02:48,019 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2018-12-09 09:02:48,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 09:02:48,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:48,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:48,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2018-12-09 09:02:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2018-12-09 09:02:48,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 09:02:48,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:48,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 132 transitions. [2018-12-09 09:02:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2018-12-09 09:02:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 09:02:48,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:48,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 87 states and 133 transitions. [2018-12-09 09:02:48,342 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2018-12-09 09:02:48,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 09:02:48,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:48,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:48,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2018-12-09 09:02:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2018-12-09 09:02:48,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 09:02:48,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:48,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 176 transitions. [2018-12-09 09:02:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2018-12-09 09:02:48,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 09:02:48,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:48,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:48,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:02:48,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 111 states and 188 transitions. [2018-12-09 09:02:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 188 transitions. [2018-12-09 09:02:48,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 09:02:48,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:02:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:02:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:02:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:02:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 09:02:49,071 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2018-12-09 09:02:49,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:02:49 ImpRootNode [2018-12-09 09:02:49,143 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:02:49,144 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:02:49,144 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:02:49,144 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:02:49,144 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:47" (3/4) ... [2018-12-09 09:02:49,146 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 09:02:49,231 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7863d543-ce47-43e5-b179-a615ad43fd63/bin-2019/ukojak/witness.graphml [2018-12-09 09:02:49,231 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:02:49,231 INFO L168 Benchmark]: Toolchain (without parser) took 2305.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 951.7 MB in the beginning and 993.9 MB in the end (delta: -42.2 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. [2018-12-09 09:02:49,233 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:02:49,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-09 09:02:49,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.23 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:02:49,234 INFO L168 Benchmark]: Boogie Preprocessor took 17.58 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:02:49,234 INFO L168 Benchmark]: RCFGBuilder took 488.72 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: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:02:49,234 INFO L168 Benchmark]: CodeCheck took 1408.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2018-12-09 09:02:49,234 INFO L168 Benchmark]: Witness Printer took 87.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 997.4 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:02:49,236 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 86 locations, 1 error locations. UNSAFE Result, 1.3s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11926 SDtfs, 2960 SDslu, 5240 SDs, 0 SdLazy, 4492 SolverSat, 1404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1690 GetRequests, 1635 SyntacticMatches, 9 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 233 NumberOfCodeBlocks, 233 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 197 ConstructedInterpolants, 0 QuantifiedInterpolants, 11106 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 853]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L84] int waterLevel = 1; [L85] int methaneLevelCritical = 0; [L356] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L559] int pumpRunning = 0; [L560] int systemActive = 1; [L896] int cleanupTimeShifts = 4; [L969] int retValue_acc ; [L970] int tmp ; [L887] int retValue_acc ; [L890] retValue_acc = 1 [L891] return (retValue_acc); [L976] tmp = valid_product() [L978] COND TRUE \read(tmp) [L781] int splverifierCounter ; [L782] int tmp ; [L783] int tmp___0 ; [L784] int tmp___1 ; [L785] int tmp___2 ; [L788] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L790] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L792] COND TRUE splverifierCounter < 4 [L798] tmp = __VERIFIER_nondet_int() [L800] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L802] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L102] COND TRUE waterLevel < 2 [L103] waterLevel = waterLevel + 1 [L802] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L808] tmp___0 = __VERIFIER_nondet_int() [L810] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L818] tmp___2 = __VERIFIER_nondet_int() [L820] COND FALSE !(\read(tmp___2)) [L826] tmp___1 = __VERIFIER_nondet_int() [L828] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L759] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L837] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L566] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L573] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L45] int tmp ; [L46] int tmp___0 ; [L47] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L123] int retValue_acc ; [L126] retValue_acc = methaneLevelCritical [L127] return (retValue_acc); [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) [L155] int retValue_acc ; [L158] retValue_acc = waterLevel [L159] return (retValue_acc); [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 [L673] int retValue_acc ; [L676] retValue_acc = pumpRunning [L677] return (retValue_acc); [L61] tmp___1 = isPumpRunning() [L63] 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] [L853] __VERIFIER_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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 270.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.23 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.58 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 488.72 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: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1408.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * Witness Printer took 87.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 997.4 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...