./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/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 f2f38c4f83f0a2ec969b4b77f5129e3dfefde6fe ................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.25-f470102 [2019-12-02 04:01:45,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 04:01:45,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 04:01:45,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 04:01:45,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 04:01:45,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 04:01:45,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 04:01:45,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 04:01:45,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 04:01:45,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 04:01:45,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 04:01:45,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 04:01:45,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 04:01:45,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 04:01:45,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 04:01:45,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 04:01:45,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 04:01:45,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 04:01:45,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 04:01:45,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 04:01:45,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 04:01:45,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 04:01:45,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 04:01:45,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 04:01:45,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 04:01:45,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 04:01:45,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 04:01:45,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 04:01:45,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 04:01:45,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 04:01:45,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 04:01:45,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 04:01:45,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 04:01:45,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 04:01:45,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 04:01:45,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 04:01:45,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 04:01:45,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 04:01:45,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 04:01:45,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 04:01:45,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 04:01:45,201 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 04:01:45,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 04:01:45,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 04:01:45,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 04:01:45,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 04:01:45,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 04:01:45,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 04:01:45,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 04:01:45,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 04:01:45,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 04:01:45,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 04:01:45,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 04:01:45,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 04:01:45,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 04:01:45,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 04:01:45,216 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 04:01:45,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 04:01:45,216 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 04:01:45,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 04:01:45,216 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 04:01:45,217 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 04:01:45,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 04:01:45,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 04:01:45,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 04:01:45,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 04:01:45,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 04:01:45,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 04:01:45,218 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 04:01:45,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 04:01:45,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 04:01:45,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/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 -> f2f38c4f83f0a2ec969b4b77f5129e3dfefde6fe [2019-12-02 04:01:45,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 04:01:45,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 04:01:45,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 04:01:45,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 04:01:45,364 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 04:01:45,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c [2019-12-02 04:01:45,413 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/data/0a71d4d86/039fd98ccebd408785c6a88435fcbb8e/FLAGee703dd1d [2019-12-02 04:01:45,846 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 04:01:45,847 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c [2019-12-02 04:01:45,856 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/data/0a71d4d86/039fd98ccebd408785c6a88435fcbb8e/FLAGee703dd1d [2019-12-02 04:01:46,196 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/data/0a71d4d86/039fd98ccebd408785c6a88435fcbb8e [2019-12-02 04:01:46,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 04:01:46,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 04:01:46,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 04:01:46,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 04:01:46,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 04:01:46,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e47e236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46, skipping insertion in model container [2019-12-02 04:01:46,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 04:01:46,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 04:01:46,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 04:01:46,452 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 04:01:46,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 04:01:46,518 INFO L208 MainTranslator]: Completed translation [2019-12-02 04:01:46,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46 WrapperNode [2019-12-02 04:01:46,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 04:01:46,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 04:01:46,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 04:01:46,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 04:01:46,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 04:01:46,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 04:01:46,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 04:01:46,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 04:01:46,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... [2019-12-02 04:01:46,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 04:01:46,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 04:01:46,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 04:01:46,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 04:01:46,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:01:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/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 [2019-12-02 04:01:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 04:01:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-02 04:01:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-02 04:01:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-02 04:01:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-02 04:01:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-02 04:01:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-02 04:01:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-02 04:01:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-02 04:01:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-12-02 04:01:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-12-02 04:01:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-02 04:01:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-02 04:01:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-02 04:01:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-02 04:01:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 04:01:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-02 04:01:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-02 04:01:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 04:01:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 04:01:47,086 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 04:01:47,086 INFO L287 CfgBuilder]: Removed 38 assume(true) statements. [2019-12-02 04:01:47,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:01:47 BoogieIcfgContainer [2019-12-02 04:01:47,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 04:01:47,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 04:01:47,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 04:01:47,095 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 04:01:47,095 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:01:47" (1/1) ... [2019-12-02 04:01:47,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 04:01:47,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2019-12-02 04:01:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2019-12-02 04:01:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 04:01:47,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:47,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:47,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2019-12-02 04:01:47,289 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2019-12-02 04:01:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 04:01:47,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:47,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:47,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:47,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2019-12-02 04:01:47,361 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2019-12-02 04:01:47,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 04:01:47,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:47,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:47,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:47,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2019-12-02 04:01:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2019-12-02 04:01:47,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-02 04:01:47,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:47,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:47,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2019-12-02 04:01:47,536 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-12-02 04:01:47,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 04:01:47,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:47,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:47,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2019-12-02 04:01:47,572 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2019-12-02 04:01:47,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 04:01:47,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:47,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2019-12-02 04:01:47,603 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2019-12-02 04:01:47,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 04:01:47,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:47,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2019-12-02 04:01:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2019-12-02 04:01:47,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 04:01:47,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:48,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 96 states and 149 transitions. [2019-12-02 04:01:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 149 transitions. [2019-12-02 04:01:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 04:01:48,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:48,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:48,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 115 states and 190 transitions. [2019-12-02 04:01:48,839 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2019-12-02 04:01:48,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 04:01:48,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:48,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:49,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:49,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 118 states and 198 transitions. [2019-12-02 04:01:49,021 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 198 transitions. [2019-12-02 04:01:49,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 04:01:49,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:49,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 121 states and 206 transitions. [2019-12-02 04:01:49,140 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 206 transitions. [2019-12-02 04:01:49,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 04:01:49,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:49,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:49,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:49,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 126 states and 215 transitions. [2019-12-02 04:01:49,184 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 215 transitions. [2019-12-02 04:01:49,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-02 04:01:49,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:49,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 04:01:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 132 states and 228 transitions. [2019-12-02 04:01:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 228 transitions. [2019-12-02 04:01:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-02 04:01:49,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 138 states and 242 transitions. [2019-12-02 04:01:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 242 transitions. [2019-12-02 04:01:49,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 04:01:49,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:49,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:49,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 140 states and 244 transitions. [2019-12-02 04:01:49,519 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 244 transitions. [2019-12-02 04:01:49,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-02 04:01:49,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:49,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 04:01:49,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:49,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 141 states and 245 transitions. [2019-12-02 04:01:49,548 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2019-12-02 04:01:49,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-02 04:01:49,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:49,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 156 states and 283 transitions. [2019-12-02 04:01:50,721 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 283 transitions. [2019-12-02 04:01:50,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-02 04:01:50,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:01:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:01:50,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:01:50,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 157 states and 284 transitions. [2019-12-02 04:01:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 284 transitions. [2019-12-02 04:01:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-02 04:01:50,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:01:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 04:01:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 04:01:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 04:01:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 04:01:51,030 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2019-12-02 04:01:51,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:01:51 ImpRootNode [2019-12-02 04:01:51,124 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 04:01:51,125 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 04:01:51,125 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 04:01:51,125 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 04:01:51,125 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:01:47" (3/4) ... [2019-12-02 04:01:51,127 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-02 04:01:51,192 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a7431fc3-4a57-46a8-94f1-3a0ceb994801/bin/ukojak/witness.graphml [2019-12-02 04:01:51,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 04:01:51,194 INFO L168 Benchmark]: Toolchain (without parser) took 4992.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -77.5 MB). Peak memory consumption was 97.6 MB. Max. memory is 11.5 GB. [2019-12-02 04:01:51,194 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 04:01:51,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -165.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2019-12-02 04:01:51,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-02 04:01:51,195 INFO L168 Benchmark]: Boogie Preprocessor took 22.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-02 04:01:51,195 INFO L168 Benchmark]: RCFGBuilder took 507.07 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: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 11.5 GB. [2019-12-02 04:01:51,196 INFO L168 Benchmark]: CodeCheck took 4036.84 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -10.5 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2019-12-02 04:01:51,196 INFO L168 Benchmark]: Witness Printer took 67.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-12-02 04:01:51,198 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 63 locations, 1 error locations. Result: UNSAFE, OverallTime: 3.9s, OverallIterations: 19, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 5989920 SDtfs, 1904308 SDslu, 3007636 SDs, 0 SdLazy, 2105208 SolverSat, 662028 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4274 GetRequests, 4152 SyntacticMatches, 10 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4648 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 501 NumberOfCodeBlocks, 501 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 450 ConstructedInterpolants, 0 QuantifiedInterpolants, 29125 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 439]: 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; [L450] int waterLevel = 1; [L451] int methaneLevelCritical = 0; [L617] int pumpRunning = 0; [L618] int systemActive = 1; [L848] int cleanupTimeShifts = 4; [L921] int retValue_acc ; [L922] int tmp ; [L839] int retValue_acc ; [L842] retValue_acc = 1 [L843] return (retValue_acc); [L928] tmp = valid_product() [L930] COND TRUE \read(tmp) [L548] int splverifierCounter ; [L549] int tmp ; [L550] int tmp___0 ; [L551] int tmp___1 ; [L552] int tmp___2 ; [L555] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L557] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L559] COND TRUE splverifierCounter < 4 [L565] tmp = __VERIFIER_nondet_int() [L567] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L569] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L468] COND TRUE waterLevel < 2 [L469] waterLevel = waterLevel + 1 [L569] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L575] tmp___0 = __VERIFIER_nondet_int() [L577] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L579] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L480] COND FALSE !(\read(methaneLevelCritical)) [L483] methaneLevelCritical = 1 [L579] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L585] tmp___2 = __VERIFIER_nondet_int() [L587] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L602] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L631] COND TRUE \read(systemActive) [L679] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L682] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L697] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L656] COND TRUE ! pumpRunning [L776] int retValue_acc ; [L777] int tmp ; [L778] int tmp___0 ; [L530] int retValue_acc ; [L533] COND FALSE !(waterLevel < 2) [L537] retValue_acc = 0 [L538] return (retValue_acc); [L782] tmp = isHighWaterSensorDry() [L784] COND FALSE !(\read(tmp)) [L787] tmp___0 = 1 [L789] retValue_acc = tmp___0 [L790] return (retValue_acc); [L658] tmp = isHighWaterLevel() [L660] COND TRUE \read(tmp) [L707] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L697] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L410] int tmp ; [L411] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L489] int retValue_acc ; [L492] retValue_acc = methaneLevelCritical [L493] return (retValue_acc); [L415] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] tmp = isMethaneLevelCritical() [L417] COND TRUE \read(tmp) [L731] int retValue_acc ; [L734] retValue_acc = pumpRunning [L735] return (retValue_acc); [L419] tmp___0 = isPumpRunning() [L421] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L439] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 959.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 314.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -165.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 507.07 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: 73.8 MB). Peak memory consumption was 73.8 MB. Max. memory is 11.5 GB. * CodeCheck took 4036.84 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -10.5 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * Witness Printer took 67.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...