./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/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 5f050ff3359f4c5814c7559cf768b732b843fd60 .......................................................................................................................................................................................................................................................................................................................................................... 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-a4ecdab [2020-11-28 04:32:41,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:32:41,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:32:41,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:32:41,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:32:41,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:32:41,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:32:41,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:32:41,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:32:41,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:32:41,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:32:41,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:32:41,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:32:41,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:32:41,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:32:41,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:32:41,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:32:41,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:32:41,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:32:41,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:32:41,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:32:41,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:32:41,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:32:41,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:32:41,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:32:41,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:32:41,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:32:41,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:32:41,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:32:41,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:32:41,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:32:41,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:32:41,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:32:41,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:32:41,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:32:41,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:32:41,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:32:41,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:32:41,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:32:41,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:32:41,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:32:41,302 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:32:41,351 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:32:41,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:32:41,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:32:41,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:32:41,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:32:41,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:32:41,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:32:41,355 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:32:41,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:32:41,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:32:41,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:32:41,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:32:41,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:32:41,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:32:41,358 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:32:41,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:32:41,359 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:32:41,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:32:41,359 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:32:41,359 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:32:41,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:32:41,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:32:41,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:32:41,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:32:41,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:32:41,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:32:41,361 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:32:41,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:32:41,361 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:32:41,362 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_e831bd4f-7d86-4b56-9443-d303801f2157/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f050ff3359f4c5814c7559cf768b732b843fd60 [2020-11-28 04:32:41,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:32:41,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:32:41,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:32:41,703 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:32:41,704 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:32:41,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c [2020-11-28 04:32:41,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/data/dea546ef4/a3819d57cf7c4eaa9661fddf4a5573c2/FLAG5252fe1e4 [2020-11-28 04:32:42,544 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:32:42,544 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c [2020-11-28 04:32:42,580 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/data/dea546ef4/a3819d57cf7c4eaa9661fddf4a5573c2/FLAG5252fe1e4 [2020-11-28 04:32:42,599 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/data/dea546ef4/a3819d57cf7c4eaa9661fddf4a5573c2 [2020-11-28 04:32:42,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:32:42,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:32:42,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:32:42,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:32:42,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:32:42,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:32:42" (1/1) ... [2020-11-28 04:32:42,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b4db5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:42, skipping insertion in model container [2020-11-28 04:32:42,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:32:42" (1/1) ... [2020-11-28 04:32:42,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:32:42,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:32:43,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:32:43,220 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:32:43,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:32:43,391 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:32:43,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43 WrapperNode [2020-11-28 04:32:43,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:32:43,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:32:43,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:32:43,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:32:43,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:32:43,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:32:43,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:32:43,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:32:43,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... [2020-11-28 04:32:43,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:32:43,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:32:43,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:32:43,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:32:43,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/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 [2020-11-28 04:32:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:32:43,662 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:32:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:32:43,664 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:32:43,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:32:43,664 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:32:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:32:43,665 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:32:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:32:43,666 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:32:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:32:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-11-28 04:32:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-11-28 04:32:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-28 04:32:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-28 04:32:43,667 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:32:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:32:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:32:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:32:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:32:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:32:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:32:45,362 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:32:45,362 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-11-28 04:32:45,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:32:45 BoogieIcfgContainer [2020-11-28 04:32:45,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:32:45,365 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:32:45,365 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:32:45,376 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:32:45,377 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:32:45" (1/1) ... [2020-11-28 04:32:45,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:32:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:45,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2020-11-28 04:32:45,429 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2020-11-28 04:32:45,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:32:45,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:45,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:45,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:45,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2020-11-28 04:32:45,730 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2020-11-28 04:32:45,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:32:45,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 95 transitions. [2020-11-28 04:32:45,937 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2020-11-28 04:32:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:32:45,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:46,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:46,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2020-11-28 04:32:46,249 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2020-11-28 04:32:46,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:32:46,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:46,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2020-11-28 04:32:46,805 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2020-11-28 04:32:46,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:32:46,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:46,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:46,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:46,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2020-11-28 04:32:46,973 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2020-11-28 04:32:46,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:32:46,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:47,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:47,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 85 states and 117 transitions. [2020-11-28 04:32:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2020-11-28 04:32:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:32:47,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:32:47,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:32:48,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:32:48,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 103 states and 156 transitions. [2020-11-28 04:32:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 156 transitions. [2020-11-28 04:32:48,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:32:48,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:32:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:48,273 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:48,362 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:48,676 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:32:48,810 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:32:48,927 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-28 04:32:49,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:32:49 ImpRootNode [2020-11-28 04:32:49,088 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:32:49,089 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:32:49,089 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:32:49,089 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:32:49,090 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:32:45" (3/4) ... [2020-11-28 04:32:49,092 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:32:49,259 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e831bd4f-7d86-4b56-9443-d303801f2157/bin/ukojak/witness.graphml [2020-11-28 04:32:49,262 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:32:49,264 INFO L168 Benchmark]: Toolchain (without parser) took 6659.68 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 83.2 MB in the beginning and 57.0 MB in the end (delta: 26.2 MB). Peak memory consumption was 56.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:49,265 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 83.9 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:32:49,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.36 ms. Allocated memory is still 113.2 MB. Free memory was 83.2 MB in the beginning and 78.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:49,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.50 ms. Allocated memory is still 113.2 MB. Free memory was 78.8 MB in the beginning and 75.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:49,270 INFO L168 Benchmark]: Boogie Preprocessor took 56.86 ms. Allocated memory is still 113.2 MB. Free memory was 75.5 MB in the beginning and 74.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:49,271 INFO L168 Benchmark]: RCFGBuilder took 1819.22 ms. Allocated memory is still 113.2 MB. Free memory was 74.0 MB in the beginning and 51.5 MB in the end (delta: 22.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:49,271 INFO L168 Benchmark]: CodeCheck took 3722.71 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 51.5 MB in the beginning and 68.6 MB in the end (delta: -17.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:49,272 INFO L168 Benchmark]: Witness Printer took 173.98 ms. Allocated memory is still 142.6 MB. Free memory was 68.6 MB in the beginning and 57.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:32:49,276 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 10 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.5s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3004 SDtfs, 608 SDslu, 1092 SDs, 0 SdLazy, 1000 SolverSat, 384 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1212 GetRequests, 1170 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7984 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s 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: [L131] int waterLevel = 1; [L132] int methaneLevelCritical = 0; [L231] int pumpRunning = 0; [L232] int systemActive = 1; [L449] int cleanupTimeShifts = 4; [L784] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L523] int retValue_acc ; [L524] int tmp ; [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L530] tmp = valid_product() [L532] COND TRUE \read(tmp) [L547] int splverifierCounter ; [L548] int tmp ; [L549] int tmp___0 ; [L550] int tmp___1 ; [L551] int tmp___2 ; [L554] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L556] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L558] COND TRUE splverifierCounter < 4 [L564] tmp = __VERIFIER_nondet_int() [L566] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L568] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L149] COND TRUE waterLevel < 2 [L150] waterLevel = waterLevel + 1 [L568] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L574] tmp___0 = __VERIFIER_nondet_int() [L576] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L584] tmp___2 = __VERIFIER_nondet_int() [L586] COND FALSE !(\read(tmp___2)) [L592] tmp___1 = __VERIFIER_nondet_int() [L594] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L429] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L436] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L603] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L238] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L245] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L93] int tmp ; [L94] int tmp___0 ; [L95] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L99] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L170] int retValue_acc ; [L173] retValue_acc = methaneLevelCritical [L174] return (retValue_acc); [L99] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L99] tmp = isMethaneLevelCritical() [L101] COND FALSE !(\read(tmp)) [L202] int retValue_acc ; [L205] retValue_acc = waterLevel [L206] return (retValue_acc); [L105] tmp___0 = getWaterLevel() [L107] COND TRUE tmp___0 == 2 [L362] int retValue_acc ; [L365] retValue_acc = pumpRunning [L366] return (retValue_acc); [L109] tmp___1 = isPumpRunning() [L111] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product48.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 83.9 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 785.36 ms. Allocated memory is still 113.2 MB. Free memory was 83.2 MB in the beginning and 78.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.50 ms. Allocated memory is still 113.2 MB. Free memory was 78.8 MB in the beginning and 75.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.86 ms. Allocated memory is still 113.2 MB. Free memory was 75.5 MB in the beginning and 74.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1819.22 ms. Allocated memory is still 113.2 MB. Free memory was 74.0 MB in the beginning and 51.5 MB in the end (delta: 22.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. * CodeCheck took 3722.71 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 51.5 MB in the beginning and 68.6 MB in the end (delta: -17.1 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * Witness Printer took 173.98 ms. Allocated memory is still 142.6 MB. Free memory was 68.6 MB in the beginning and 57.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...