./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.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_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/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 93fd59a78b989bd327b1ea5bb76e8d96f458ffc8 .................................................................................................................................................................................................................................................................................................................................................... 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 04:43:19,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:19,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:19,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:19,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:19,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:19,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:19,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:19,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:19,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:19,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:19,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:19,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:19,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:19,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:19,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:19,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:19,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:19,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:19,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:19,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:19,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:19,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:19,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:19,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:19,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:19,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:19,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:19,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:19,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:19,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:19,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:19,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:19,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:19,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:19,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:19,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:19,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:19,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:19,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:19,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:19,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:43:19,445 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:19,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:19,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:43:19,446 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:43:19,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:19,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:19,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:19,448 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:43:19,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:43:19,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:43:19,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:19,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:43:19,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:19,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:43:19,449 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:43:19,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:43:19,450 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:19,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:43:19,450 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:19,450 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:19,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:19,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:19,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:19,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:19,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:19,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:43:19,452 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:43:19,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:43:19,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:43:19,453 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_cf40b554-f713-40c8-84f5-6435a259e947/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93fd59a78b989bd327b1ea5bb76e8d96f458ffc8 [2020-11-28 04:43:19,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:19,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:19,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:19,734 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:19,736 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:19,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2020-11-28 04:43:19,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/data/756c8599a/e8bdd2fc3d464738aed9b3fbe3996198/FLAG167701715 [2020-11-28 04:43:20,313 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:20,313 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/sv-benchmarks/c/product-lines/minepump_spec3_product17.cil.c [2020-11-28 04:43:20,337 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/data/756c8599a/e8bdd2fc3d464738aed9b3fbe3996198/FLAG167701715 [2020-11-28 04:43:20,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/data/756c8599a/e8bdd2fc3d464738aed9b3fbe3996198 [2020-11-28 04:43:20,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:20,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:20,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:20,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:20,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:20,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7590b19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:20, skipping insertion in model container [2020-11-28 04:43:20,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:20" (1/1) ... [2020-11-28 04:43:20,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:20,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:21,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:21,072 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:43:21,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:21,199 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:43:21,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21 WrapperNode [2020-11-28 04:43:21,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:21,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:21,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:43:21,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:43:21,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:21,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:43:21,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:43:21,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:43:21,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... [2020-11-28 04:43:21,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:43:21,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:43:21,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:43:21,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:43:21,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/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 04:43:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:43:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:43:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:43:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:43:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:43:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:43:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:43:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:43:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:43:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:43:21,406 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:43:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:43:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:43:21,406 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:43:21,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:43:21,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:43:22,689 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:43:22,690 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-11-28 04:43:22,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:22 BoogieIcfgContainer [2020-11-28 04:43:22,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:43:22,693 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:43:22,693 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:43:22,705 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:43:22,706 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:22" (1/1) ... [2020-11-28 04:43:22,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:43:22,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:22,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2020-11-28 04:43:22,774 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2020-11-28 04:43:22,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:43:22,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:23,087 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 04:43:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:23,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2020-11-28 04:43:23,108 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2020-11-28 04:43:23,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:43:23,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:23,250 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 04:43:23,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:23,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-28 04:43:23,351 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-28 04:43:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:43:23,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:23,468 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 04:43:23,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:23,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2020-11-28 04:43:23,714 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2020-11-28 04:43:23,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:43:23,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:23,782 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 04:43:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:23,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2020-11-28 04:43:23,800 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2020-11-28 04:43:23,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:43:23,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:23,853 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 04:43:23,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:23,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2020-11-28 04:43:23,885 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2020-11-28 04:43:23,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:43:23,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:23,946 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 04:43:24,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2020-11-28 04:43:24,444 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2020-11-28 04:43:24,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:43:24,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:24,664 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 04:43:25,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:25,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2020-11-28 04:43:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2020-11-28 04:43:25,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:43:25,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:43:25,488 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:43:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:43:25,549 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:43:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:43:25,748 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:43:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:43:25,910 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:43:26,011 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-28 04:43:26,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:43:26 ImpRootNode [2020-11-28 04:43:26,248 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:43:26,249 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:43:26,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:43:26,249 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:43:26,250 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:22" (3/4) ... [2020-11-28 04:43:26,252 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:43:26,403 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cf40b554-f713-40c8-84f5-6435a259e947/bin/ukojak/witness.graphml [2020-11-28 04:43:26,415 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:43:26,417 INFO L168 Benchmark]: Toolchain (without parser) took 5784.89 ms. Allocated memory was 81.8 MB in the beginning and 125.8 MB in the end (delta: 44.0 MB). Free memory was 48.8 MB in the beginning and 34.8 MB in the end (delta: 14.0 MB). Peak memory consumption was 58.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:26,419 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 81.8 MB. Free memory was 57.3 MB in the beginning and 57.3 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:26,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.21 ms. Allocated memory is still 81.8 MB. Free memory was 48.4 MB in the beginning and 50.4 MB in the end (delta: -2.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:26,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.70 ms. Allocated memory is still 81.8 MB. Free memory was 50.4 MB in the beginning and 47.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:26,421 INFO L168 Benchmark]: Boogie Preprocessor took 64.46 ms. Allocated memory is still 81.8 MB. Free memory was 47.9 MB in the beginning and 46.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:26,427 INFO L168 Benchmark]: RCFGBuilder took 1356.63 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 46.2 MB in the beginning and 63.0 MB in the end (delta: -16.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:26,427 INFO L168 Benchmark]: CodeCheck took 3555.24 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 63.0 MB in the beginning and 45.2 MB in the end (delta: 17.8 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:26,428 INFO L168 Benchmark]: Witness Printer took 166.69 ms. Allocated memory is still 125.8 MB. Free memory was 45.2 MB in the beginning and 34.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:26,430 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 7 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.2s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2732 SDtfs, 804 SDslu, 1332 SDs, 0 SdLazy, 1218 SolverSat, 354 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1165 GetRequests, 1121 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 611 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 6943 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: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L415] int waterLevel = 1; [L416] int methaneLevelCritical = 0; [L584] int pumpRunning = 0; [L585] int systemActive = 1; [L737] int cleanupTimeShifts = 4; [L813] int retValue_acc ; [L814] int tmp ; [L862] int retValue_acc ; [L865] retValue_acc = 1 [L866] return (retValue_acc); [L820] tmp = valid_product() [L822] COND TRUE \read(tmp) [L516] int splverifierCounter ; [L517] int tmp ; [L518] int tmp___0 ; [L519] int tmp___1 ; [L520] int tmp___2 ; [L523] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L525] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L527] COND TRUE splverifierCounter < 4 [L533] tmp = __VERIFIER_nondet_int() [L535] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L537] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L433] COND TRUE waterLevel < 2 [L434] waterLevel = waterLevel + 1 [L537] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L543] tmp___0 = __VERIFIER_nondet_int() [L545] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L553] tmp___2 = __VERIFIER_nondet_int() [L555] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L568] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L592] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L599] COND TRUE \read(systemActive) [L621] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L624] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L639] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L872] int tmp ; [L873] int tmp___0 ; [L874] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L878] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L454] int retValue_acc ; [L457] retValue_acc = methaneLevelCritical [L458] return (retValue_acc); [L878] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L878] tmp = isMethaneLevelCritical() [L880] COND FALSE !(\read(tmp)) [L486] int retValue_acc ; [L489] retValue_acc = waterLevel [L490] return (retValue_acc); [L884] tmp___0 = getWaterLevel() [L886] COND TRUE tmp___0 == 2 [L673] int retValue_acc ; [L676] retValue_acc = pumpRunning [L677] return (retValue_acc); [L888] tmp___1 = isPumpRunning() [L890] 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_product17.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 0.22 ms. Allocated memory is still 81.8 MB. Free memory was 57.3 MB in the beginning and 57.3 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 555.21 ms. Allocated memory is still 81.8 MB. Free memory was 48.4 MB in the beginning and 50.4 MB in the end (delta: -2.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.70 ms. Allocated memory is still 81.8 MB. Free memory was 50.4 MB in the beginning and 47.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.46 ms. Allocated memory is still 81.8 MB. Free memory was 47.9 MB in the beginning and 46.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1356.63 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 46.2 MB in the beginning and 63.0 MB in the end (delta: -16.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. * CodeCheck took 3555.24 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 63.0 MB in the beginning and 45.2 MB in the end (delta: 17.8 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. * Witness Printer took 166.69 ms. Allocated memory is still 125.8 MB. Free memory was 45.2 MB in the beginning and 34.8 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...