./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product30_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_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product30_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/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 cd03795a63c29b127effb5dc5ece6588a3bdb5e0 ............................................................................................................................................................................................................................................................................................................................................................. 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 [2018-12-02 02:45:27,183 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:45:27,184 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:45:27,189 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:45:27,190 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:45:27,190 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:45:27,191 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:45:27,191 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:45:27,192 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:45:27,192 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:45:27,193 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:45:27,193 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:45:27,194 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:45:27,194 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:45:27,194 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:45:27,195 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:45:27,195 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:45:27,196 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:45:27,197 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:45:27,198 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:45:27,198 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:45:27,199 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:45:27,200 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:45:27,200 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:45:27,200 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:45:27,200 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:45:27,201 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:45:27,201 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:45:27,202 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:45:27,202 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:45:27,202 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:45:27,203 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:45:27,203 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:45:27,203 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:45:27,203 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:45:27,204 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:45:27,204 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 02:45:27,211 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:45:27,211 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:45:27,211 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:45:27,211 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 02:45:27,212 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:45:27,212 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:45:27,212 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:45:27,212 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:45:27,212 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:45:27,212 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:45:27,212 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:45:27,212 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:45:27,212 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:45:27,212 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:45:27,213 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:45:27,213 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:45:27,213 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:45:27,213 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:45:27,213 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 02:45:27,213 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 02:45:27,213 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:45:27,213 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:45:27,213 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 02:45:27,213 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:45:27,214 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:45:27,214 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:45:27,214 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 02:45:27,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:45:27,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:45:27,214 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_2dc9d176-53d5-4e29-8ab7-697b481053b0/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 -> cd03795a63c29b127effb5dc5ece6588a3bdb5e0 [2018-12-02 02:45:27,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:45:27,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:45:27,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:45:27,238 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:45:27,239 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:45:27,239 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product30_false-unreach-call_false-termination.cil.c [2018-12-02 02:45:27,270 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/data/fe34de0d6/6b00c8f6e1394400b258fef6c6fb5d0c/FLAG2550f09e8 [2018-12-02 02:45:27,668 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:45:27,669 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/sv-benchmarks/c/product-lines/minepump_spec3_product30_false-unreach-call_false-termination.cil.c [2018-12-02 02:45:27,674 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/data/fe34de0d6/6b00c8f6e1394400b258fef6c6fb5d0c/FLAG2550f09e8 [2018-12-02 02:45:27,684 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/data/fe34de0d6/6b00c8f6e1394400b258fef6c6fb5d0c [2018-12-02 02:45:27,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:45:27,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:45:27,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:45:27,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:45:27,691 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:45:27,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:27,693 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 02.12 02:45:27, skipping insertion in model container [2018-12-02 02:45:27,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:27,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:45:27,724 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:45:27,877 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:45:27,916 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:45:27,956 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:45:27,971 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:45:27,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27 WrapperNode [2018-12-02 02:45:27,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:45:27,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:45:27,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:45:27,972 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:45:27,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:27,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:28,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:45:28,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:45:28,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:45:28,003 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:45:28,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:28,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:28,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:28,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:28,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:28,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:28,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... [2018-12-02 02:45:28,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:45:28,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:45:28,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:45:28,022 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:45:28,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:45:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/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 [2018-12-02 02:45:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:45:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 02:45:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 02:45:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 02:45:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 02:45:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 02:45:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 02:45:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 02:45:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 02:45:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 02:45:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 02:45:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 02:45:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 02:45:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 02:45:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 02:45:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 02:45:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 02:45:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 02:45:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 02:45:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 02:45:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:45:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:45:28,497 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:45:28,498 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-02 02:45:28,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:45:28 BoogieIcfgContainer [2018-12-02 02:45:28,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:45:28,498 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 02:45:28,499 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 02:45:28,507 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 02:45:28,507 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:45:28" (1/1) ... [2018-12-02 02:45:28,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:45:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:45:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2018-12-02 02:45:28,543 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2018-12-02 02:45:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 02:45:28,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:45:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:45:28,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:45:28,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:45:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2018-12-02 02:45:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2018-12-02 02:45:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 02:45:28,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:45:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:45:28,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:45:28,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:45:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2018-12-02 02:45:28,744 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2018-12-02 02:45:28,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 02:45:28,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:45:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:45:28,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:45:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:45:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2018-12-02 02:45:28,909 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2018-12-02 02:45:28,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 02:45:28,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:45:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:45:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:45:29,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:45:29,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2018-12-02 02:45:29,195 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2018-12-02 02:45:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 02:45:29,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:45:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:45:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:45:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:45:30,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 104 states and 184 transitions. [2018-12-02 02:45:30,127 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 184 transitions. [2018-12-02 02:45:30,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 02:45:30,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:45:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:45:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:45:30,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:45:30,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 190 transitions. [2018-12-02 02:45:30,339 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2018-12-02 02:45:30,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 02:45:30,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:45:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:45:30,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:45:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 02:45:30,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 109 states and 193 transitions. [2018-12-02 02:45:30,387 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 193 transitions. [2018-12-02 02:45:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 02:45:30,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 02:45:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:45:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:45:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:45:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 02:45:30,526 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-02 02:45:30,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 02:45:30 ImpRootNode [2018-12-02 02:45:30,588 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 02:45:30,588 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:45:30,588 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:45:30,588 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:45:30,589 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:45:28" (3/4) ... [2018-12-02 02:45:30,590 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 02:45:30,671 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2dc9d176-53d5-4e29-8ab7-697b481053b0/bin-2019/ukojak/witness.graphml [2018-12-02 02:45:30,671 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:45:30,671 INFO L168 Benchmark]: Toolchain (without parser) took 2984.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 950.6 MB in the beginning and 916.9 MB in the end (delta: 33.7 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. [2018-12-02 02:45:30,672 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. [2018-12-02 02:45:30,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -134.1 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-12-02 02:45:30,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.89 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:45:30,673 INFO L168 Benchmark]: Boogie Preprocessor took 18.16 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:45:30,673 INFO L168 Benchmark]: RCFGBuilder took 476.62 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: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. [2018-12-02 02:45:30,674 INFO L168 Benchmark]: CodeCheck took 2089.57 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 88.1 MB). Free memory was 1.0 GB in the beginning and 934.3 MB in the end (delta: 78.2 MB). Peak memory consumption was 166.3 MB. Max. memory is 11.5 GB. [2018-12-02 02:45:30,674 INFO L168 Benchmark]: Witness Printer took 82.60 ms. Allocated memory is still 1.2 GB. Free memory was 934.3 MB in the beginning and 916.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-02 02:45:30,676 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 10 procedures, 86 locations, 1 error locations. UNSAFE Result, 2.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3466 SDtfs, 1188 SDslu, 2654 SDs, 0 SdLazy, 2308 SolverSat, 660 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1481 GetRequests, 1387 SyntacticMatches, 10 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2300 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 9026 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s 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: 883]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L136] int cleanupTimeShifts = 4; [L407] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L675] int pumpRunning = 0; [L676] int systemActive = 1; [L215] int retValue_acc ; [L216] int tmp ; [L914] int retValue_acc ; [L917] retValue_acc = 1 [L918] return (retValue_acc); [L222] tmp = valid_product() [L224] COND TRUE \read(tmp) [L606] int splverifierCounter ; [L607] int tmp ; [L608] int tmp___0 ; [L609] int tmp___1 ; [L610] int tmp___2 ; [L613] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L615] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L617] COND TRUE splverifierCounter < 4 [L623] tmp = __VERIFIER_nondet_int() [L625] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L627] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L627] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L633] tmp___0 = __VERIFIER_nondet_int() [L635] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L643] tmp___2 = __VERIFIER_nondet_int() [L645] COND FALSE !(\read(tmp___2)) [L651] tmp___1 = __VERIFIER_nondet_int() [L653] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L660] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L683] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L690] COND TRUE \read(systemActive) [L738] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L741] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L756] CALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L712] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L715] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L730] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L756] RET processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L924] int tmp ; [L925] int tmp___0 ; [L926] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L930] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L930] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L930] tmp = isMethaneLevelCritical() [L932] COND FALSE !(\read(tmp)) [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); [L936] tmp___0 = getWaterLevel() [L938] COND TRUE tmp___0 == 2 [L807] int retValue_acc ; [L810] retValue_acc = pumpRunning [L811] return (retValue_acc); [L940] tmp___1 = isPumpRunning() [L942] 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] [L883] __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 283.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -134.1 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.89 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.16 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 476.62 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: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. * CodeCheck took 2089.57 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 88.1 MB). Free memory was 1.0 GB in the beginning and 934.3 MB in the end (delta: 78.2 MB). Peak memory consumption was 166.3 MB. Max. memory is 11.5 GB. * Witness Printer took 82.60 ms. Allocated memory is still 1.2 GB. Free memory was 934.3 MB in the beginning and 916.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...