./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product09_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_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product09_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/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 3a064916388666b8cd5a1e3eb1ebd0adb240dbdf ...................................................................................................................................................................................................................................................................................................... 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 17:23:32,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:23:32,205 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:23:32,213 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:23:32,213 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:23:32,214 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:23:32,215 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:23:32,216 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:23:32,217 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:23:32,217 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:23:32,218 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:23:32,218 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:23:32,219 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:23:32,219 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:23:32,220 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:23:32,221 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:23:32,221 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:23:32,222 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:23:32,224 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:23:32,225 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:23:32,225 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:23:32,226 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:23:32,228 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:23:32,228 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:23:32,228 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:23:32,229 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:23:32,229 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:23:32,230 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:23:32,230 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:23:32,231 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:23:32,231 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:23:32,232 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:23:32,232 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:23:32,232 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:23:32,233 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:23:32,233 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:23:32,233 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 17:23:32,240 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:23:32,240 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:23:32,241 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:23:32,241 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 17:23:32,241 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 17:23:32,242 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:23:32,242 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:23:32,243 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 17:23:32,243 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:23:32,243 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:23:32,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:23:32,243 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_656e4215-76dc-45e1-bb76-63c40c143a61/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 -> 3a064916388666b8cd5a1e3eb1ebd0adb240dbdf [2018-12-09 17:23:32,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:23:32,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:23:32,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:23:32,272 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:23:32,272 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:23:32,273 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product09_false-unreach-call_false-termination.cil.c [2018-12-09 17:23:32,310 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/data/d73e3886b/a89aef06f03c40b69c7eb822d5128f02/FLAGf1c86a017 [2018-12-09 17:23:32,741 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:23:32,742 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/sv-benchmarks/c/product-lines/minepump_spec3_product09_false-unreach-call_false-termination.cil.c [2018-12-09 17:23:32,748 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/data/d73e3886b/a89aef06f03c40b69c7eb822d5128f02/FLAGf1c86a017 [2018-12-09 17:23:32,756 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/data/d73e3886b/a89aef06f03c40b69c7eb822d5128f02 [2018-12-09 17:23:32,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:23:32,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:23:32,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:23:32,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:23:32,762 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:23:32,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:23:32" (1/1) ... [2018-12-09 17:23:32,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:32, skipping insertion in model container [2018-12-09 17:23:32,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:23:32" (1/1) ... [2018-12-09 17:23:32,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:23:32,793 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:23:32,958 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:23:32,999 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:23:33,037 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:23:33,050 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:23:33,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33 WrapperNode [2018-12-09 17:23:33,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:23:33,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:23:33,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:23:33,051 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:23:33,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:23:33,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:23:33,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:23:33,082 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:23:33,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:23:33,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:23:33,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:23:33,100 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:23:33,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:23:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/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 17:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 17:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 17:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 17:23:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 17:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 17:23:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 17:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 17:23:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 17:23:33,134 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 17:23:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 17:23:33,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:23:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:23:33,135 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 17:23:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 17:23:33,535 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:23:33,535 INFO L280 CfgBuilder]: Removed 30 assue(true) statements. [2018-12-09 17:23:33,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:23:33 BoogieIcfgContainer [2018-12-09 17:23:33,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:23:33,535 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 17:23:33,535 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 17:23:33,542 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 17:23:33,543 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:23:33" (1/1) ... [2018-12-09 17:23:33,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:23:33,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:23:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2018-12-09 17:23:33,574 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2018-12-09 17:23:33,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 17:23:33,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:23:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:23:33,688 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 17:23:33,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:23:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2018-12-09 17:23:33,696 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2018-12-09 17:23:33,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 17:23:33,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:23:33,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:23:33,743 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 17:23:33,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:23:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2018-12-09 17:23:33,769 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-12-09 17:23:33,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 17:23:33,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:23:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:23:33,833 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 17:23:33,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:23:33,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2018-12-09 17:23:33,939 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2018-12-09 17:23:33,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 17:23:33,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:23:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:23:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:23:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:23:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 17:23:34,106 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-12-09 17:23:34,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:23:34 ImpRootNode [2018-12-09 17:23:34,157 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 17:23:34,157 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:23:34,157 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:23:34,157 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:23:34,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:23:33" (3/4) ... [2018-12-09 17:23:34,159 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 17:23:34,231 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_656e4215-76dc-45e1-bb76-63c40c143a61/bin-2019/ukojak/witness.graphml [2018-12-09 17:23:34,231 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:23:34,231 INFO L168 Benchmark]: Toolchain (without parser) took 1473.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 954.4 MB in the beginning and 942.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 146.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:23:34,232 INFO L168 Benchmark]: CDTParser took 0.14 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 17:23:34,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:23:34,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:23:34,233 INFO L168 Benchmark]: Boogie Preprocessor took 17.86 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:23:34,233 INFO L168 Benchmark]: RCFGBuilder took 435.52 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: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. [2018-12-09 17:23:34,234 INFO L168 Benchmark]: CodeCheck took 621.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 953.3 MB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. [2018-12-09 17:23:34,234 INFO L168 Benchmark]: Witness Printer took 73.75 ms. Allocated memory is still 1.2 GB. Free memory was 953.3 MB in the beginning and 942.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-12-09 17:23:34,236 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 6 procedures, 57 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 68 SDs, 0 SdLazy, 78 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 148]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L224] int pumpRunning = 0; [L225] int systemActive = 1; [L589] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L786] int waterLevel = 1; [L787] int methaneLevelCritical = 0; [L121] int retValue_acc ; [L122] int tmp ; [L411] int retValue_acc ; [L414] retValue_acc = 1 [L415] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L154] int splverifierCounter ; [L155] int tmp ; [L156] int tmp___0 ; [L157] int tmp___1 ; [L158] int tmp___2 ; [L161] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L163] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L165] COND TRUE splverifierCounter < 4 [L171] tmp = __VERIFIER_nondet_int() [L173] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L175] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L804] COND TRUE waterLevel < 2 [L805] waterLevel = waterLevel + 1 [L175] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L181] tmp___0 = __VERIFIER_nondet_int() [L183] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L191] tmp___2 = __VERIFIER_nondet_int() [L193] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L206] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L232] COND FALSE !(\read(pumpRunning)) [L239] COND TRUE \read(systemActive) [L352] int tmp ; [L353] int tmp___0 ; [L354] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L358] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L825] int retValue_acc ; [L828] retValue_acc = methaneLevelCritical [L829] return (retValue_acc); [L358] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L358] tmp = isMethaneLevelCritical() [L360] COND FALSE !(\read(tmp)) [L857] int retValue_acc ; [L860] retValue_acc = waterLevel [L861] return (retValue_acc); [L364] tmp___0 = getWaterLevel() [L366] COND TRUE tmp___0 == 2 [L305] int retValue_acc ; [L308] retValue_acc = pumpRunning [L309] return (retValue_acc); [L368] tmp___1 = isPumpRunning() [L370] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L148] __VERIFIER_error() VAL [\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 0.14 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 291.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.86 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 435.52 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: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. * CodeCheck took 621.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 953.3 MB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. * Witness Printer took 73.75 ms. Allocated memory is still 1.2 GB. Free memory was 953.3 MB in the beginning and 942.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...