./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/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 dac33dda1b1afd5a9a188848bdc9374832c4af5e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 [2020-11-29 22:26:37,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:26:37,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:26:37,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:26:37,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:26:37,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:26:37,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:26:37,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:26:37,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:26:37,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:26:37,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:26:37,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:26:37,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:26:37,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:26:37,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:26:37,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:26:37,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:26:37,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:26:37,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:26:37,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:26:37,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:26:37,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:26:37,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:26:37,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:26:37,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:26:37,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:26:37,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:26:37,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:26:37,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:26:37,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:26:37,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:26:37,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:26:37,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:26:37,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:26:37,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:26:37,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:26:37,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:26:37,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:26:37,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:26:37,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:26:37,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:26:37,454 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 22:26:37,491 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:26:37,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:26:37,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 22:26:37,493 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 22:26:37,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:26:37,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:26:37,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:26:37,495 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:26:37,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:26:37,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:26:37,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:26:37,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:26:37,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:26:37,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:26:37,498 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:26:37,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:26:37,499 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:26:37,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:26:37,499 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 22:26:37,500 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 22:26:37,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:26:37,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:26:37,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 22:26:37,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:26:37,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:26:37,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:26:37,502 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 22:26:37,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:26:37,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:26:37,504 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_5fcd46ff-b91e-4960-b5c8-2f598dab4546/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dac33dda1b1afd5a9a188848bdc9374832c4af5e [2020-11-29 22:26:37,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:26:37,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:26:37,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:26:37,829 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:26:37,832 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:26:37,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c [2020-11-29 22:26:37,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/data/c6c03c3ee/58a6b80e94fd462a835b00af42eb5cef/FLAG009076757 [2020-11-29 22:26:38,422 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:26:38,423 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/sv-benchmarks/c/product-lines/minepump_spec1_product39.cil.c [2020-11-29 22:26:38,436 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/data/c6c03c3ee/58a6b80e94fd462a835b00af42eb5cef/FLAG009076757 [2020-11-29 22:26:38,762 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/data/c6c03c3ee/58a6b80e94fd462a835b00af42eb5cef [2020-11-29 22:26:38,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:26:38,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:26:38,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:26:38,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:26:38,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:26:38,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:26:38" (1/1) ... [2020-11-29 22:26:38,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23802042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:38, skipping insertion in model container [2020-11-29 22:26:38,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:26:38" (1/1) ... [2020-11-29 22:26:38,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:26:38,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:26:39,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:26:39,287 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:26:39,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:26:39,455 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:26:39,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39 WrapperNode [2020-11-29 22:26:39,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:26:39,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:26:39,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:26:39,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:26:39,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:26:39,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:26:39,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:26:39,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:26:39,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... [2020-11-29 22:26:39,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:26:39,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:26:39,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:26:39,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:26:39,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:26:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/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 [2020-11-29 22:26:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:26:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 22:26:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 22:26:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 22:26:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 22:26:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 22:26:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 22:26:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 22:26:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 22:26:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-11-29 22:26:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-11-29 22:26:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 22:26:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 22:26:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-29 22:26:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-29 22:26:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 22:26:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 22:26:39,710 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 22:26:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:26:39,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:26:41,502 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:26:41,502 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-29 22:26:41,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:26:41 BoogieIcfgContainer [2020-11-29 22:26:41,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:26:41,506 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 22:26:41,506 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 22:26:41,518 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 22:26:41,518 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:26:41" (1/1) ... [2020-11-29 22:26:41,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:26:41,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2020-11-29 22:26:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2020-11-29 22:26:41,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 22:26:41,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:41,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2020-11-29 22:26:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2020-11-29 22:26:42,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 22:26:42,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:42,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:42,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2020-11-29 22:26:42,194 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2020-11-29 22:26:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 22:26:42,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:42,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:42,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:42,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2020-11-29 22:26:42,590 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2020-11-29 22:26:42,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 22:26:42,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:42,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:42,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2020-11-29 22:26:42,683 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2020-11-29 22:26:42,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 22:26:42,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:42,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:42,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:42,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2020-11-29 22:26:42,807 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2020-11-29 22:26:42,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 22:26:42,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:42,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:42,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2020-11-29 22:26:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2020-11-29 22:26:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 22:26:42,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:42,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:43,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2020-11-29 22:26:43,614 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2020-11-29 22:26:43,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 22:26:43,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:43,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:43,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 96 states and 149 transitions. [2020-11-29 22:26:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 149 transitions. [2020-11-29 22:26:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 22:26:43,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:44,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:44,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:44,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 110 states and 188 transitions. [2020-11-29 22:26:44,873 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 188 transitions. [2020-11-29 22:26:44,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 22:26:44,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:45,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:45,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:45,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 114 states and 195 transitions. [2020-11-29 22:26:45,667 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 195 transitions. [2020-11-29 22:26:45,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 22:26:45,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:45,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 116 states and 199 transitions. [2020-11-29 22:26:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 199 transitions. [2020-11-29 22:26:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 22:26:46,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:46,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:47,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 130 states and 234 transitions. [2020-11-29 22:26:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 234 transitions. [2020-11-29 22:26:47,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 22:26:47,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:47,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:47,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 133 states and 242 transitions. [2020-11-29 22:26:47,842 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 242 transitions. [2020-11-29 22:26:47,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 22:26:47,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:48,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 138 states and 250 transitions. [2020-11-29 22:26:48,175 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 250 transitions. [2020-11-29 22:26:48,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 22:26:48,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 144 states and 266 transitions. [2020-11-29 22:26:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 266 transitions. [2020-11-29 22:26:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 22:26:49,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:49,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:49,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:49,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 145 states and 267 transitions. [2020-11-29 22:26:49,157 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 267 transitions. [2020-11-29 22:26:49,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 22:26:49,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:49,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:49,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 150 states and 275 transitions. [2020-11-29 22:26:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 275 transitions. [2020-11-29 22:26:49,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 22:26:49,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:49,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:49,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 153 states and 281 transitions. [2020-11-29 22:26:49,965 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 281 transitions. [2020-11-29 22:26:49,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 22:26:49,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:26:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:26:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:26:50,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 154 states and 282 transitions. [2020-11-29 22:26:50,105 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 282 transitions. [2020-11-29 22:26:50,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 22:26:50,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:26:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:26:50,184 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:26:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:26:50,263 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:26:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:26:50,556 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:26:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 22:26:50,668 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 22:26:50,768 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2020-11-29 22:26:50,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 10:26:50 ImpRootNode [2020-11-29 22:26:50,967 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 22:26:50,968 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 22:26:50,968 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 22:26:50,968 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 22:26:50,969 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:26:41" (3/4) ... [2020-11-29 22:26:50,971 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 22:26:51,246 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5fcd46ff-b91e-4960-b5c8-2f598dab4546/bin/ukojak/witness.graphml [2020-11-29 22:26:51,246 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 22:26:51,248 INFO L168 Benchmark]: Toolchain (without parser) took 12480.92 ms. Allocated memory was 94.4 MB in the beginning and 211.8 MB in the end (delta: 117.4 MB). Free memory was 67.8 MB in the beginning and 132.3 MB in the end (delta: -64.5 MB). Peak memory consumption was 52.9 MB. Max. memory is 16.1 GB. [2020-11-29 22:26:51,249 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory is still 52.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:26:51,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.05 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 67.5 MB in the beginning and 80.5 MB in the end (delta: -13.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 22:26:51,250 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.34 ms. Allocated memory is still 113.2 MB. Free memory was 80.5 MB in the beginning and 78.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:26:51,251 INFO L168 Benchmark]: Boogie Preprocessor took 75.30 ms. Allocated memory is still 113.2 MB. Free memory was 78.0 MB in the beginning and 75.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:26:51,251 INFO L168 Benchmark]: RCFGBuilder took 1873.46 ms. Allocated memory is still 113.2 MB. Free memory was 75.9 MB in the beginning and 52.2 MB in the end (delta: 23.7 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. [2020-11-29 22:26:51,252 INFO L168 Benchmark]: CodeCheck took 9461.37 ms. Allocated memory was 113.2 MB in the beginning and 211.8 MB in the end (delta: 98.6 MB). Free memory was 52.2 MB in the beginning and 145.9 MB in the end (delta: -93.7 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:26:51,252 INFO L168 Benchmark]: Witness Printer took 279.11 ms. Allocated memory is still 211.8 MB. Free memory was 145.9 MB in the beginning and 132.3 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:26:51,254 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 9 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 9.2s, OverallIterations: 20, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 11991688 SDtfs, 3806832 SDslu, 6024180 SDs, 0 SdLazy, 4197672 SolverSat, 1322848 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4721 GetRequests, 4561 SyntacticMatches, 34 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6404 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 523 NumberOfCodeBlocks, 523 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 471 ConstructedInterpolants, 0 QuantifiedInterpolants, 35528 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 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; [L452] int waterLevel = 1; [L453] int methaneLevelCritical = 0; [L619] int pumpRunning = 0; [L620] int systemActive = 1; [L850] int cleanupTimeShifts = 4; [L923] int retValue_acc ; [L924] int tmp ; [L841] int retValue_acc ; [L844] retValue_acc = 1 [L845] return (retValue_acc); [L930] tmp = valid_product() [L932] COND TRUE \read(tmp) [L550] int splverifierCounter ; [L551] int tmp ; [L552] int tmp___0 ; [L553] int tmp___1 ; [L554] int tmp___2 ; [L557] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L559] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L561] COND TRUE splverifierCounter < 4 [L567] tmp = __VERIFIER_nondet_int() [L569] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L571] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L470] COND TRUE waterLevel < 2 [L471] waterLevel = waterLevel + 1 [L571] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L577] tmp___0 = __VERIFIER_nondet_int() [L579] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L581] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L482] COND FALSE !(\read(methaneLevelCritical)) [L485] methaneLevelCritical = 1 [L581] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L587] tmp___2 = __VERIFIER_nondet_int() [L589] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L604] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L626] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L633] COND TRUE \read(systemActive) [L681] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L684] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L699] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L655] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L658] COND TRUE ! pumpRunning [L778] int retValue_acc ; [L779] int tmp ; [L780] int tmp___0 ; [L532] int retValue_acc ; [L535] COND FALSE !(waterLevel < 2) [L539] retValue_acc = 0 [L540] return (retValue_acc); [L784] tmp = isHighWaterSensorDry() [L786] COND FALSE !(\read(tmp)) [L789] tmp___0 = 1 [L791] retValue_acc = tmp___0 [L792] return (retValue_acc); [L660] tmp = isHighWaterLevel() [L662] COND TRUE \read(tmp) [L709] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L699] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L412] int tmp ; [L413] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L417] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L491] int retValue_acc ; [L494] retValue_acc = methaneLevelCritical [L495] return (retValue_acc); [L417] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L417] tmp = isMethaneLevelCritical() [L419] COND TRUE \read(tmp) [L733] int retValue_acc ; [L736] retValue_acc = pumpRunning [L737] return (retValue_acc); [L421] tmp___0 = isPumpRunning() [L423] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L3] __assert_fail("0", "minepump_spec1_product39.cil.c", 3, "reach_error") VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory is still 52.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 688.05 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 67.5 MB in the beginning and 80.5 MB in the end (delta: -13.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.34 ms. Allocated memory is still 113.2 MB. Free memory was 80.5 MB in the beginning and 78.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.30 ms. Allocated memory is still 113.2 MB. Free memory was 78.0 MB in the beginning and 75.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1873.46 ms. Allocated memory is still 113.2 MB. Free memory was 75.9 MB in the beginning and 52.2 MB in the end (delta: 23.7 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. * CodeCheck took 9461.37 ms. Allocated memory was 113.2 MB in the beginning and 211.8 MB in the end (delta: 98.6 MB). Free memory was 52.2 MB in the beginning and 145.9 MB in the end (delta: -93.7 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Witness Printer took 279.11 ms. Allocated memory is still 211.8 MB. Free memory was 145.9 MB in the beginning and 132.3 MB in the end (delta: 13.6 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...