./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product41_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_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product41_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/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 5a2d3ce20e3d26ebf70024607ecab77b852f9995 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:50:06,766 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:50:06,767 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:50:06,774 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:50:06,775 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:50:06,775 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:50:06,776 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:50:06,777 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:50:06,778 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:50:06,779 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:50:06,780 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:50:06,780 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:50:06,781 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:50:06,781 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:50:06,782 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:50:06,783 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:50:06,783 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:50:06,784 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:50:06,786 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:50:06,787 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:50:06,788 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:50:06,788 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:50:06,790 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:50:06,790 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:50:06,790 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:50:06,791 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:50:06,792 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:50:06,792 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:50:06,793 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:50:06,794 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:50:06,794 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:50:06,794 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:50:06,794 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:50:06,795 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:50:06,795 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:50:06,795 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:50:06,796 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 13:50:06,806 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:50:06,806 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:50:06,807 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:50:06,807 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:50:06,807 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:50:06,807 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:50:06,808 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:50:06,808 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:50:06,808 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 13:50:06,808 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:50:06,808 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:50:06,808 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:50:06,808 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:50:06,808 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:50:06,808 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:50:06,809 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:50:06,809 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:50:06,809 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:50:06,809 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:50:06,809 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:50:06,809 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:50:06,809 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:50:06,810 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:50:06,810 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:50:06,810 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:50:06,810 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:50:06,810 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 13:50:06,810 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:50:06,810 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 13:50:06,810 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_95f23af4-e1f1-44be-9452-ef27c16ede62/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 -> 5a2d3ce20e3d26ebf70024607ecab77b852f9995 [2018-12-02 13:50:06,833 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:50:06,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:50:06,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:50:06,843 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:50:06,843 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:50:06,844 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product41_false-unreach-call_false-termination.cil.c [2018-12-02 13:50:06,884 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/data/80461e023/832286f9b64d4d9ebc4d6ac77d7b0837/FLAG89d540ba4 [2018-12-02 13:50:07,304 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:50:07,305 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/sv-benchmarks/c/product-lines/minepump_spec1_product41_false-unreach-call_false-termination.cil.c [2018-12-02 13:50:07,313 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/data/80461e023/832286f9b64d4d9ebc4d6ac77d7b0837/FLAG89d540ba4 [2018-12-02 13:50:07,321 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/data/80461e023/832286f9b64d4d9ebc4d6ac77d7b0837 [2018-12-02 13:50:07,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:50:07,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:50:07,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:50:07,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:50:07,326 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:50:07,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,328 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 01:50:07, skipping insertion in model container [2018-12-02 13:50:07,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:50:07,353 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:50:07,496 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:50:07,540 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:50:07,594 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:50:07,613 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:50:07,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07 WrapperNode [2018-12-02 13:50:07,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:50:07,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:50:07,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:50:07,614 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:50:07,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:50:07,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:50:07,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:50:07,651 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:50:07,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... [2018-12-02 13:50:07,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:50:07,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:50:07,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:50:07,674 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:50:07,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:50:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/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 13:50:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:50:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 13:50:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 13:50:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 13:50:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 13:50:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 13:50:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 13:50:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 13:50:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 13:50:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 13:50:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 13:50:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 13:50:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 13:50:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 13:50:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:50:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:50:08,119 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:50:08,119 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-02 13:50:08,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:08 BoogieIcfgContainer [2018-12-02 13:50:08,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:50:08,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:50:08,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:50:08,126 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:50:08,127 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:08" (1/1) ... [2018-12-02 13:50:08,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:50:08,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2018-12-02 13:50:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2018-12-02 13:50:08,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 13:50:08,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,299 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 13:50:08,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2018-12-02 13:50:08,311 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2018-12-02 13:50:08,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 13:50:08,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,371 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 13:50:08,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2018-12-02 13:50:08,393 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2018-12-02 13:50:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 13:50:08,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,458 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 13:50:08,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2018-12-02 13:50:08,535 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2018-12-02 13:50:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 13:50:08,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,559 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 13:50:08,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2018-12-02 13:50:08,565 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2018-12-02 13:50:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 13:50:08,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,598 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 13:50:08,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2018-12-02 13:50:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2018-12-02 13:50:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 13:50:08,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,789 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 13:50:08,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2018-12-02 13:50:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2018-12-02 13:50:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 13:50:08,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,823 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 13:50:08,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2018-12-02 13:50:08,833 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2018-12-02 13:50:08,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 13:50:08,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,852 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 13:50:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:08,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 73 states and 105 transitions. [2018-12-02 13:50:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 105 transitions. [2018-12-02 13:50:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 13:50:08,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:08,950 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 13:50:09,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:09,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2018-12-02 13:50:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2018-12-02 13:50:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 13:50:09,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:09,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 13:50:09,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:09,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 91 states and 139 transitions. [2018-12-02 13:50:09,354 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2018-12-02 13:50:09,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 13:50:09,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:09,385 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 13:50:09,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:09,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 140 transitions. [2018-12-02 13:50:09,396 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 140 transitions. [2018-12-02 13:50:09,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 13:50:09,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:09,436 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 13:50:09,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:09,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 97 states and 148 transitions. [2018-12-02 13:50:09,628 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 148 transitions. [2018-12-02 13:50:09,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 13:50:09,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:09,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 13:50:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 106 states and 167 transitions. [2018-12-02 13:50:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 167 transitions. [2018-12-02 13:50:10,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 13:50:10,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:50:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 112 states and 180 transitions. [2018-12-02 13:50:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 180 transitions. [2018-12-02 13:50:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 13:50:10,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:10,444 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:50:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 110 states and 176 transitions. [2018-12-02 13:50:10,461 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 176 transitions. [2018-12-02 13:50:10,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 13:50:10,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:10,483 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 13:50:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:10,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 112 states and 180 transitions. [2018-12-02 13:50:10,611 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 180 transitions. [2018-12-02 13:50:10,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 13:50:10,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:10,644 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 13:50:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:10,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 103 states and 163 transitions. [2018-12-02 13:50:10,797 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 163 transitions. [2018-12-02 13:50:10,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 13:50:10,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:10,863 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 13:50:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 111 states and 186 transitions. [2018-12-02 13:50:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 186 transitions. [2018-12-02 13:50:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 13:50:11,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:11,591 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 13:50:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 113 states and 188 transitions. [2018-12-02 13:50:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 188 transitions. [2018-12-02 13:50:11,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 13:50:11,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 13:50:12,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:12,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 124 states and 212 transitions. [2018-12-02 13:50:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 212 transitions. [2018-12-02 13:50:12,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 13:50:12,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 13:50:12,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:12,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 126 states and 213 transitions. [2018-12-02 13:50:12,192 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 213 transitions. [2018-12-02 13:50:12,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 13:50:12,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:12,211 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 13:50:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:12,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 132 states and 225 transitions. [2018-12-02 13:50:12,949 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 225 transitions. [2018-12-02 13:50:12,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 13:50:12,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 13:50:12,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:12,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 133 states and 226 transitions. [2018-12-02 13:50:12,973 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 226 transitions. [2018-12-02 13:50:12,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 13:50:12,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:50:13,348 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 13:50:16,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:50:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 146 states and 269 transitions. [2018-12-02 13:50:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 269 transitions. [2018-12-02 13:50:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 13:50:16,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:50:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:50:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:50:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:50:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:50:16,258 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 25 iterations. [2018-12-02 13:50:16,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:50:16 ImpRootNode [2018-12-02 13:50:16,366 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:50:16,366 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:50:16,366 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:50:16,366 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:50:16,366 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:50:08" (3/4) ... [2018-12-02 13:50:16,368 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 13:50:16,428 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_95f23af4-e1f1-44be-9452-ef27c16ede62/bin-2019/ukojak/witness.graphml [2018-12-02 13:50:16,428 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:50:16,428 INFO L168 Benchmark]: Toolchain (without parser) took 9105.70 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 348.1 MB). Free memory was 951.7 MB in the beginning and 1.3 GB in the end (delta: -323.9 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-12-02 13:50:16,429 INFO L168 Benchmark]: CDTParser took 0.11 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 13:50:16,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-12-02 13:50:16,429 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.01 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 13:50:16,430 INFO L168 Benchmark]: Boogie Preprocessor took 22.15 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 13:50:16,430 INFO L168 Benchmark]: RCFGBuilder took 446.28 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: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:50:16,430 INFO L168 Benchmark]: CodeCheck took 8245.56 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 240.6 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -275.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:50:16,430 INFO L168 Benchmark]: Witness Printer took 62.10 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:50:16,431 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, 70 locations, 1 error locations. UNSAFE Result, 8.1s OverallTime, 25 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 359030136 SDtfs, 111178666 SDslu, 183532400 SDs, 0 SdLazy, 167777582 SolverSat, 50099588 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7850 GetRequests, 7607 SyntacticMatches, 21 SemanticMatches, 222 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20506 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 850 NumberOfCodeBlocks, 850 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 774 ConstructedInterpolants, 0 QuantifiedInterpolants, 66537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 21 PerfectInterpolantSequences, 181/188 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: 887]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L480] int waterLevel = 1; [L481] int methaneLevelCritical = 0; [L578] int pumpRunning = 0; [L579] int systemActive = 1; [L749] int cleanupTimeShifts = 4; [L825] int retValue_acc ; [L826] int tmp ; [L874] int retValue_acc ; [L877] retValue_acc = 1 [L878] return (retValue_acc); [L832] tmp = valid_product() [L834] COND TRUE \read(tmp) [L411] int splverifierCounter ; [L412] int tmp ; [L413] int tmp___0 ; [L414] int tmp___1 ; [L415] int tmp___2 ; [L418] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L420] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L422] COND TRUE splverifierCounter < 4 [L428] tmp = __VERIFIER_nondet_int() [L430] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L432] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L498] COND TRUE waterLevel < 2 [L499] waterLevel = waterLevel + 1 [L432] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L438] tmp___0 = __VERIFIER_nondet_int() [L440] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L448] tmp___2 = __VERIFIER_nondet_int() [L450] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L463] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L586] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L593] COND TRUE \read(systemActive) [L615] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L618] COND TRUE ! pumpRunning [L730] int retValue_acc ; [L731] int tmp ; [L732] int tmp___0 ; [L560] int retValue_acc ; [L563] COND FALSE !(waterLevel < 2) [L567] retValue_acc = 0 [L568] return (retValue_acc); [L736] tmp = isHighWaterSensorDry() [L738] COND FALSE !(\read(tmp)) [L741] tmp___0 = 1 [L743] retValue_acc = tmp___0 [L744] return (retValue_acc); [L620] tmp = isHighWaterLevel() [L622] COND TRUE \read(tmp) [L649] int tmp ; [L674] int retValue_acc ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L678] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L519] int retValue_acc ; [L522] retValue_acc = methaneLevelCritical [L523] return (retValue_acc); [L678] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L678] retValue_acc = isMethaneLevelCritical() [L680] return (retValue_acc); [L653] tmp = isMethaneAlarm() [L655] COND FALSE !(\read(tmp)) [L643] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L893] int tmp ; [L894] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L898] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L519] int retValue_acc ; [L522] retValue_acc = methaneLevelCritical [L523] return (retValue_acc); [L898] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L898] tmp = isMethaneLevelCritical() [L900] COND FALSE !(\read(tmp)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L463] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L420] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L422] COND TRUE splverifierCounter < 4 [L428] tmp = __VERIFIER_nondet_int() [L430] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L438] tmp___0 = __VERIFIER_nondet_int() [L440] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L442] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L510] COND FALSE !(\read(methaneLevelCritical)) [L513] methaneLevelCritical = 1 [L442] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L448] tmp___2 = __VERIFIER_nondet_int() [L450] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L463] CALL timeShift() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L586] COND TRUE \read(pumpRunning) [L486] COND TRUE waterLevel > 0 [L487] waterLevel = waterLevel - 1 VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L593] COND TRUE \read(systemActive) [L615] int tmp ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L618] COND FALSE !(! pumpRunning) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L633] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L893] int tmp ; [L894] int tmp___0 ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L898] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L519] int retValue_acc ; [L522] retValue_acc = methaneLevelCritical [L523] return (retValue_acc); [L898] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L898] tmp = isMethaneLevelCritical() [L900] COND TRUE \read(tmp) [L685] int retValue_acc ; [L688] retValue_acc = pumpRunning [L689] return (retValue_acc); [L902] tmp___0 = isPumpRunning() [L904] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L887] __VERIFIER_error() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 290.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -142.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.01 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 22.15 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 446.28 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: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. * CodeCheck took 8245.56 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 240.6 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -275.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 62.10 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...