./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product05_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_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product05_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/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 904c71b80b4bb17fcf1b6c28867d5f8f29ca13f4 .......................................................................................................................................................................................................................................................................................................................................... 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 [2018-12-08 12:04:16,215 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:04:16,216 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:04:16,222 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:04:16,222 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:04:16,223 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:04:16,223 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:04:16,224 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:04:16,225 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:04:16,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:04:16,226 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:04:16,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:04:16,226 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:04:16,227 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:04:16,227 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:04:16,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:04:16,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:04:16,229 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:04:16,229 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:04:16,230 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:04:16,231 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:04:16,231 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:04:16,232 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:04:16,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:04:16,233 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:04:16,233 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:04:16,234 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:04:16,234 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:04:16,234 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:04:16,235 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:04:16,235 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:04:16,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:04:16,235 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:04:16,235 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:04:16,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:04:16,236 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:04:16,236 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 12:04:16,243 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:04:16,243 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:04:16,244 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 12:04:16,244 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 12:04:16,244 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:04:16,244 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:04:16,245 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:04:16,245 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:04:16,246 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 12:04:16,246 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 12:04:16,246 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 12:04:16,246 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:04:16,246 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 12:04:16,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:04:16,246 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:04:16,246 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 12:04:16,246 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 12:04:16,246 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 12:04:16,246 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 12:04:16,247 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 12:04:16,247 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_c692685c-38c1-4408-85fb-89892feb3329/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 -> 904c71b80b4bb17fcf1b6c28867d5f8f29ca13f4 [2018-12-08 12:04:16,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:04:16,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:04:16,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:04:16,273 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:04:16,273 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:04:16,273 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product05_false-unreach-call_false-termination.cil.c [2018-12-08 12:04:16,307 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/data/a7c062f54/f68d4bcceabd43a2abcdea9b31be04b5/FLAGab2b90c81 [2018-12-08 12:04:16,726 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:04:16,726 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/sv-benchmarks/c/product-lines/minepump_spec3_product05_false-unreach-call_false-termination.cil.c [2018-12-08 12:04:16,732 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/data/a7c062f54/f68d4bcceabd43a2abcdea9b31be04b5/FLAGab2b90c81 [2018-12-08 12:04:16,741 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/data/a7c062f54/f68d4bcceabd43a2abcdea9b31be04b5 [2018-12-08 12:04:16,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:04:16,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:04:16,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:04:16,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:04:16,746 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:04:16,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:04:16" (1/1) ... [2018-12-08 12:04:16,748 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 08.12 12:04:16, skipping insertion in model container [2018-12-08 12:04:16,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:04:16" (1/1) ... [2018-12-08 12:04:16,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:04:16,772 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:04:16,916 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:04:16,970 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:04:17,014 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:04:17,029 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:04:17,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17 WrapperNode [2018-12-08 12:04:17,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:04:17,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:04:17,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:04:17,030 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:04:17,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:04:17,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:04:17,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:04:17,070 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:04:17,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:04:17,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:04:17,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:04:17,094 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:04:17,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:04:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/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 [2018-12-08 12:04:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 12:04:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 12:04:17,133 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 12:04:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 12:04:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 12:04:17,133 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 12:04:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 12:04:17,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 12:04:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 12:04:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 12:04:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 12:04:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 12:04:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:04:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:04:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 12:04:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 12:04:17,568 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:04:17,569 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-08 12:04:17,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:04:17 BoogieIcfgContainer [2018-12-08 12:04:17,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:04:17,569 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 12:04:17,570 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 12:04:17,576 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 12:04:17,577 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:04:17" (1/1) ... [2018-12-08 12:04:17,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:04:17,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:04:17,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2018-12-08 12:04:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2018-12-08 12:04:17,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 12:04:17,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:04:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:04:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:04:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:04:17,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-08 12:04:17,720 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-08 12:04:17,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 12:04:17,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:04:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:04:17,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:04:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:04:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2018-12-08 12:04:17,786 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-12-08 12:04:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 12:04:17,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:04:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:04:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:04:17,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:04:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2018-12-08 12:04:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2018-12-08 12:04:17,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 12:04:17,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:04:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:04:17,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:04:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:04:17,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2018-12-08 12:04:17,938 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2018-12-08 12:04:17,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 12:04:17,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:04:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:04:18,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:04:18,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:04:18,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2018-12-08 12:04:18,210 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2018-12-08 12:04:18,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 12:04:18,211 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:04:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:04:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:04:18,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:04:18,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2018-12-08 12:04:18,241 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2018-12-08 12:04:18,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 12:04:18,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:04:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:04:18,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 12:04:18,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:04:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 80 states and 125 transitions. [2018-12-08 12:04:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions. [2018-12-08 12:04:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 12:04:18,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:04:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:04:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:04:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:04:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:04:18,625 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-08 12:04:18,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 12:04:18 ImpRootNode [2018-12-08 12:04:18,679 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 12:04:18,679 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 12:04:18,679 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 12:04:18,679 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 12:04:18,680 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:04:17" (3/4) ... [2018-12-08 12:04:18,681 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 12:04:18,754 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c692685c-38c1-4408-85fb-89892feb3329/bin-2019/ukojak/witness.graphml [2018-12-08 12:04:18,754 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 12:04:18,755 INFO L168 Benchmark]: Toolchain (without parser) took 2012.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -92.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2018-12-08 12:04:18,756 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-08 12:04:18,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -144.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2018-12-08 12:04:18,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.87 ms. Allocated memory is still 1.1 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. [2018-12-08 12:04:18,757 INFO L168 Benchmark]: Boogie Preprocessor took 23.75 ms. Allocated memory is still 1.1 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. [2018-12-08 12:04:18,757 INFO L168 Benchmark]: RCFGBuilder took 474.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-12-08 12:04:18,758 INFO L168 Benchmark]: CodeCheck took 1109.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:04:18,758 INFO L168 Benchmark]: Witness Printer took 75.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-12-08 12:04:18,760 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 7 procedures, 66 locations, 1 error locations. UNSAFE Result, 1.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3072 SDtfs, 928 SDslu, 1452 SDs, 0 SdLazy, 1274 SolverSat, 326 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1203 GetRequests, 1166 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 378 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 178 NumberOfCodeBlocks, 178 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 6627 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 2/2 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: 82]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L95] int pumpRunning = 0; [L96] int systemActive = 1; [L297] int cleanupTimeShifts = 4; [L562] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L760] int waterLevel = 1; [L761] int methaneLevelCritical = 0; [L370] int retValue_acc ; [L371] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L377] tmp = valid_product() [L379] COND TRUE \read(tmp) [L233] int splverifierCounter ; [L234] int tmp ; [L235] int tmp___0 ; [L236] int tmp___1 ; [L237] int tmp___2 ; [L240] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L242] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L244] COND TRUE splverifierCounter < 4 [L250] tmp = __VERIFIER_nondet_int() [L252] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L254] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L778] COND TRUE waterLevel < 2 [L779] waterLevel = waterLevel + 1 [L254] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L260] tmp___0 = __VERIFIER_nondet_int() [L262] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L270] tmp___2 = __VERIFIER_nondet_int() [L272] COND FALSE !(\read(tmp___2)) [L276] tmp___1 = __VERIFIER_nondet_int() [L278] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L285] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L103] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L110] COND TRUE \read(systemActive) [L132] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L135] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L150] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L841] int tmp ; [L842] int tmp___0 ; [L843] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L847] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L799] int retValue_acc ; [L802] retValue_acc = methaneLevelCritical [L803] return (retValue_acc); [L847] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L847] tmp = isMethaneLevelCritical() [L849] COND FALSE !(\read(tmp)) [L831] int retValue_acc ; [L834] retValue_acc = waterLevel [L835] return (retValue_acc); [L853] tmp___0 = getWaterLevel() [L855] COND TRUE tmp___0 == 2 [L184] int retValue_acc ; [L187] retValue_acc = pumpRunning [L188] return (retValue_acc); [L857] tmp___1 = isPumpRunning() [L859] 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] [L82] __VERIFIER_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 0.10 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 285.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -144.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.87 ms. Allocated memory is still 1.1 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 23.75 ms. Allocated memory is still 1.1 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 474.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 1109.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -45.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 75.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...