./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 860ff1846e87757b91c6aac79a03ba005ad35e34 ............................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-69874e2 [2020-12-01 17:11:42,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:11:42,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:11:42,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:11:42,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:11:42,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:11:42,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:11:42,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:11:42,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:11:42,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:11:42,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:11:42,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:11:42,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:11:42,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:11:42,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:11:42,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:11:42,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:11:42,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:11:42,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:11:42,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:11:42,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:11:42,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:11:42,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:11:42,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:11:42,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:11:42,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:11:42,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:11:42,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:11:42,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:11:42,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:11:42,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:11:42,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:11:42,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:11:42,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:11:42,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:11:42,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:11:42,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:11:42,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:11:42,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:11:42,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:11:42,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:11:42,287 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:11:42,315 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:11:42,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:11:42,316 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:11:42,317 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:11:42,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:11:42,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:11:42,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:11:42,318 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:11:42,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:11:42,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:11:42,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:11:42,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:11:42,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:11:42,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:11:42,320 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:11:42,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:11:42,320 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:11:42,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:11:42,321 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:11:42,321 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:11:42,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:11:42,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:11:42,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:11:42,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:11:42,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:11:42,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:11:42,323 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:11:42,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:11:42,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:11:42,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 860ff1846e87757b91c6aac79a03ba005ad35e34 [2020-12-01 17:11:42,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:11:42,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:11:42,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:11:42,661 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:11:42,663 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:11:42,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c [2020-12-01 17:11:42,739 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/data/de2054151/f864a858bc0447d688928a73adafc1bf/FLAGba742605d [2020-12-01 17:11:43,347 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:11:43,348 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/sv-benchmarks/c/product-lines/minepump_spec3_product13.cil.c [2020-12-01 17:11:43,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/data/de2054151/f864a858bc0447d688928a73adafc1bf/FLAGba742605d [2020-12-01 17:11:43,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/data/de2054151/f864a858bc0447d688928a73adafc1bf [2020-12-01 17:11:43,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:11:43,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:11:43,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:11:43,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:11:43,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:11:43,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:11:43" (1/1) ... [2020-12-01 17:11:43,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1787162b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:43, skipping insertion in model container [2020-12-01 17:11:43,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:11:43" (1/1) ... [2020-12-01 17:11:43,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:11:43,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:11:44,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:11:44,056 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:11:44,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:11:44,192 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:11:44,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44 WrapperNode [2020-12-01 17:11:44,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:11:44,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:11:44,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:11:44,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:11:44,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:11:44,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:11:44,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:11:44,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:11:44,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... [2020-12-01 17:11:44,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:11:44,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:11:44,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:11:44,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:11:44,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:11:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/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 [2020-12-01 17:11:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:11:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:11:44,440 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:11:44,441 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:11:44,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:11:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:11:44,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:11:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:11:44,442 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:11:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:11:44,443 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:11:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-12-01 17:11:44,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-12-01 17:11:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:11:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:11:44,444 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:11:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:11:44,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:11:45,833 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:11:45,834 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-12-01 17:11:45,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:11:45 BoogieIcfgContainer [2020-12-01 17:11:45,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:11:45,837 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:11:45,837 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:11:45,853 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:11:45,854 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:11:45" (1/1) ... [2020-12-01 17:11:45,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:11:45,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:11:45,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2020-12-01 17:11:45,906 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2020-12-01 17:11:45,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:11:45,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:11:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:11:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:11:46,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:11:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2020-12-01 17:11:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2020-12-01 17:11:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:11:46,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:11:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:11:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:11:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:11:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2020-12-01 17:11:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2020-12-01 17:11:46,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:11:46,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:11:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:11:46,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:11:46,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:11:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2020-12-01 17:11:46,901 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2020-12-01 17:11:46,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:11:46,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:11:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:11:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:11:47,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:11:47,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2020-12-01 17:11:47,023 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2020-12-01 17:11:47,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:11:47,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:11:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:11:47,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:11:47,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:11:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 81 states and 123 transitions. [2020-12-01 17:11:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 123 transitions. [2020-12-01 17:11:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 17:11:47,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:11:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:11:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:11:48,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:11:48,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 82 states and 124 transitions. [2020-12-01 17:11:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2020-12-01 17:11:48,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:11:48,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:11:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:11:48,138 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:11:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:11:48,243 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:11:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:11:48,548 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:11:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:11:48,754 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:11:49,663 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2020-12-01 17:11:49,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:11:49 ImpRootNode [2020-12-01 17:11:49,791 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:11:49,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:11:49,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:11:49,793 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:11:49,793 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:11:45" (3/4) ... [2020-12-01 17:11:49,797 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 17:11:49,940 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d4184820-d366-409f-9931-1b6e2f1411d2/bin/ukojak/witness.graphml [2020-12-01 17:11:49,942 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:11:49,944 INFO L168 Benchmark]: Toolchain (without parser) took 6320.82 ms. Allocated memory was 88.1 MB in the beginning and 151.0 MB in the end (delta: 62.9 MB). Free memory was 68.9 MB in the beginning and 71.4 MB in the end (delta: -2.6 MB). Peak memory consumption was 58.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:49,944 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory is still 51.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:11:49,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.66 ms. Allocated memory is still 88.1 MB. Free memory was 68.6 MB in the beginning and 56.2 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:49,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.01 ms. Allocated memory is still 88.1 MB. Free memory was 56.2 MB in the beginning and 53.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:49,948 INFO L168 Benchmark]: Boogie Preprocessor took 64.01 ms. Allocated memory is still 88.1 MB. Free memory was 53.8 MB in the beginning and 52.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:49,949 INFO L168 Benchmark]: RCFGBuilder took 1484.06 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 52.0 MB in the beginning and 95.5 MB in the end (delta: -43.5 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:49,950 INFO L168 Benchmark]: CodeCheck took 3953.91 ms. Allocated memory was 121.6 MB in the beginning and 151.0 MB in the end (delta: 29.4 MB). Free memory was 95.5 MB in the beginning and 81.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:49,950 INFO L168 Benchmark]: Witness Printer took 149.92 ms. Allocated memory is still 151.0 MB. Free memory was 81.9 MB in the beginning and 71.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:49,953 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.7s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1494 SDtfs, 430 SDslu, 726 SDs, 0 SdLazy, 666 SolverSat, 192 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1006 GetRequests, 974 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 119 ConstructedInterpolants, 0 QuantifiedInterpolants, 6040 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L48] int waterLevel = 1; [L49] int methaneLevelCritical = 0; [L175] int cleanupTimeShifts = 4; [L277] int pumpRunning = 0; [L278] int systemActive = 1; [L696] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L251] int retValue_acc ; [L252] int tmp ; [L157] int retValue_acc ; [L160] retValue_acc = 1 [L161] return (retValue_acc); [L258] tmp = valid_product() [L260] COND TRUE \read(tmp) [L463] int splverifierCounter ; [L464] int tmp ; [L465] int tmp___0 ; [L466] int tmp___1 ; [L467] int tmp___2 ; [L470] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L472] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L474] COND TRUE splverifierCounter < 4 [L480] tmp = __VERIFIER_nondet_int() [L482] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L484] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L66] COND TRUE waterLevel < 2 [L67] waterLevel = waterLevel + 1 [L484] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L490] tmp___0 = __VERIFIER_nondet_int() [L492] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L500] tmp___2 = __VERIFIER_nondet_int() [L502] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L515] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L285] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L292] COND TRUE \read(systemActive) [L314] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L317] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L332] FCALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L429] int tmp ; [L430] int tmp___0 ; [L431] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L435] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L87] int retValue_acc ; [L90] retValue_acc = methaneLevelCritical [L91] return (retValue_acc); [L435] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L435] tmp = isMethaneLevelCritical() [L437] COND FALSE !(\read(tmp)) [L119] int retValue_acc ; [L122] retValue_acc = waterLevel [L123] return (retValue_acc); [L441] tmp___0 = getWaterLevel() [L443] COND TRUE tmp___0 == 2 [L383] int retValue_acc ; [L386] retValue_acc = pumpRunning [L387] return (retValue_acc); [L445] tmp___1 = isPumpRunning() [L447] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product13.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory is still 51.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 569.66 ms. Allocated memory is still 88.1 MB. Free memory was 68.6 MB in the beginning and 56.2 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.01 ms. Allocated memory is still 88.1 MB. Free memory was 56.2 MB in the beginning and 53.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.01 ms. Allocated memory is still 88.1 MB. Free memory was 53.8 MB in the beginning and 52.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1484.06 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 52.0 MB in the beginning and 95.5 MB in the end (delta: -43.5 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. * CodeCheck took 3953.91 ms. Allocated memory was 121.6 MB in the beginning and 151.0 MB in the end (delta: 29.4 MB). Free memory was 95.5 MB in the beginning and 81.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. * Witness Printer took 149.92 ms. Allocated memory is still 151.0 MB. Free memory was 81.9 MB in the beginning and 71.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...