./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product59.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product59.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/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 064e408d9f8eb6588718dabe79f6e3f439ef5ca6 ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:21:44,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:21:44,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:21:44,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:21:44,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:21:44,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:21:44,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:21:44,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:21:44,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:21:44,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:21:44,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:21:44,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:21:44,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:21:44,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:21:44,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:21:44,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:21:44,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:21:44,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:21:44,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:21:44,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:21:44,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:21:44,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:21:44,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:21:44,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:21:44,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:21:44,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:21:44,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:21:44,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:21:44,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:21:44,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:21:44,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:21:44,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:21:44,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:21:44,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:21:44,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:21:44,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:21:44,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:21:44,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:21:44,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:21:44,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:21:44,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:21:44,893 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:21:44,955 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:21:44,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:21:44,958 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:21:44,958 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:21:44,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:21:44,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:21:44,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:21:44,961 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:21:44,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:21:44,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:21:44,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:21:44,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:21:44,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:21:44,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:21:44,964 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:21:44,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:21:44,965 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:21:44,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:21:44,965 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:21:44,966 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:21:44,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:21:44,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:21:44,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:21:44,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:21:44,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:21:44,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:21:44,968 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:21:44,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:21:44,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:21:44,969 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_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 064e408d9f8eb6588718dabe79f6e3f439ef5ca6 [2020-12-01 18:21:45,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:21:45,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:21:45,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:21:45,405 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:21:45,408 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:21:45,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product59.cil.c [2020-12-01 18:21:45,498 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/data/4862d454e/c87f367db24e4c339488f1eddfc2dee8/FLAGd00299fd5 [2020-12-01 18:21:46,192 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:21:46,193 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/sv-benchmarks/c/product-lines/minepump_spec3_product59.cil.c [2020-12-01 18:21:46,234 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/data/4862d454e/c87f367db24e4c339488f1eddfc2dee8/FLAGd00299fd5 [2020-12-01 18:21:46,463 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/data/4862d454e/c87f367db24e4c339488f1eddfc2dee8 [2020-12-01 18:21:46,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:21:46,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:21:46,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:21:46,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:21:46,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:21:46,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:21:46" (1/1) ... [2020-12-01 18:21:46,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79fc5145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:46, skipping insertion in model container [2020-12-01 18:21:46,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:21:46" (1/1) ... [2020-12-01 18:21:46,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:21:46,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:21:46,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:21:46,997 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:21:47,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:21:47,185 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:21:47,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47 WrapperNode [2020-12-01 18:21:47,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:21:47,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:21:47,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:21:47,188 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:21:47,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:21:47,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:21:47,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:21:47,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:21:47,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... [2020-12-01 18:21:47,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:21:47,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:21:47,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:21:47,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:21:47,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:21:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:21:47,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:21:47,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 18:21:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 18:21:47,473 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 18:21:47,473 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 18:21:47,473 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 18:21:47,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 18:21:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 18:21:47,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 18:21:47,475 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-12-01 18:21:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-12-01 18:21:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 18:21:47,476 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 18:21:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-12-01 18:21:47,477 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-12-01 18:21:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:21:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 18:21:47,478 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 18:21:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:21:47,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:21:48,872 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:21:48,873 INFO L298 CfgBuilder]: Removed 48 assume(true) statements. [2020-12-01 18:21:48,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:21:48 BoogieIcfgContainer [2020-12-01 18:21:48,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:21:48,880 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:21:48,880 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:21:48,893 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:21:48,894 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:21:48" (1/1) ... [2020-12-01 18:21:48,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:21:48,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:48,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2020-12-01 18:21:48,977 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2020-12-01 18:21:48,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:21:48,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:49,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:49,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2020-12-01 18:21:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2020-12-01 18:21:49,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:21:49,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:49,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:49,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:49,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2020-12-01 18:21:49,526 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2020-12-01 18:21:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:21:49,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:49,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:49,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2020-12-01 18:21:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2020-12-01 18:21:49,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:21:49,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:50,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:50,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:50,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2020-12-01 18:21:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2020-12-01 18:21:50,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:21:50,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:50,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2020-12-01 18:21:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2020-12-01 18:21:50,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:21:50,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2020-12-01 18:21:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2020-12-01 18:21:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:21:50,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:50,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:50,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:50,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 90 states and 136 transitions. [2020-12-01 18:21:50,802 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2020-12-01 18:21:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:21:50,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:21:50,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:21:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:21:51,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 108 states and 179 transitions. [2020-12-01 18:21:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 179 transitions. [2020-12-01 18:21:51,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:21:51,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:21:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:21:52,004 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:21:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:21:52,068 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:21:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:21:52,376 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:21:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:21:52,662 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:21:53,823 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2020-12-01 18:21:53,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:21:53 ImpRootNode [2020-12-01 18:21:53,970 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:21:53,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:21:53,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:21:53,972 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:21:53,972 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:21:48" (3/4) ... [2020-12-01 18:21:53,981 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 18:21:54,170 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3d2be4c4-3026-4b9f-920a-37cd0eb2ffda/bin/ukojak/witness.graphml [2020-12-01 18:21:54,172 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:21:54,175 INFO L168 Benchmark]: Toolchain (without parser) took 7704.79 ms. Allocated memory was 90.2 MB in the beginning and 134.2 MB in the end (delta: 44.0 MB). Free memory was 60.0 MB in the beginning and 104.3 MB in the end (delta: -44.3 MB). Peak memory consumption was 72.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:54,175 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 90.2 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:21:54,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.88 ms. Allocated memory is still 90.2 MB. Free memory was 59.8 MB in the beginning and 56.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:54,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.31 ms. Allocated memory is still 90.2 MB. Free memory was 55.9 MB in the beginning and 53.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:54,180 INFO L168 Benchmark]: Boogie Preprocessor took 94.63 ms. Allocated memory is still 90.2 MB. Free memory was 53.4 MB in the beginning and 51.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:54,181 INFO L168 Benchmark]: RCFGBuilder took 1502.16 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 51.3 MB in the beginning and 73.8 MB in the end (delta: -22.5 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:54,182 INFO L168 Benchmark]: CodeCheck took 5090.96 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 73.8 MB in the beginning and 40.6 MB in the end (delta: 33.2 MB). Peak memory consumption was 55.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:54,183 INFO L168 Benchmark]: Witness Printer took 201.42 ms. Allocated memory is still 134.2 MB. Free memory was 40.6 MB in the beginning and 104.3 MB in the end (delta: -63.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:54,186 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, 64 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.8s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6084 SDtfs, 1852 SDslu, 2880 SDs, 0 SdLazy, 2036 SolverSat, 612 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1446 GetRequests, 1404 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 563 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 203 NumberOfCodeBlocks, 203 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 8384 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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; [L416] int waterLevel = 1; [L417] int methaneLevelCritical = 0; [L519] int cleanupTimeShifts = 4; [L771] int pumpRunning = 0; [L772] int systemActive = 1; [L598] int retValue_acc ; [L599] int tmp ; [L647] int retValue_acc ; [L650] retValue_acc = 1 [L651] return (retValue_acc); [L605] tmp = valid_product() [L607] COND TRUE \read(tmp) [L703] int splverifierCounter ; [L704] int tmp ; [L705] int tmp___0 ; [L706] int tmp___1 ; [L707] int tmp___2 ; [L710] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L712] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L714] COND TRUE splverifierCounter < 4 [L720] tmp = __VERIFIER_nondet_int() [L722] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L724] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L434] COND TRUE waterLevel < 2 [L435] waterLevel = waterLevel + 1 [L724] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L730] tmp___0 = __VERIFIER_nondet_int() [L732] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L740] tmp___2 = __VERIFIER_nondet_int() [L742] COND FALSE !(\read(tmp___2)) [L746] tmp___1 = __VERIFIER_nondet_int() [L748] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L989] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L996] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L757] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L778] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L785] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L659] int tmp ; [L660] int tmp___0 ; [L661] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L665] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L455] int retValue_acc ; [L458] retValue_acc = methaneLevelCritical [L459] return (retValue_acc); [L665] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L665] tmp = isMethaneLevelCritical() [L667] COND FALSE !(\read(tmp)) [L487] int retValue_acc ; [L490] retValue_acc = waterLevel [L491] return (retValue_acc); [L671] tmp___0 = getWaterLevel() [L673] COND TRUE tmp___0 == 2 [L903] int retValue_acc ; [L906] retValue_acc = pumpRunning [L907] return (retValue_acc); [L675] tmp___1 = isPumpRunning() [L677] 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_product59.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 0.38 ms. Allocated memory is still 90.2 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 708.88 ms. Allocated memory is still 90.2 MB. Free memory was 59.8 MB in the beginning and 56.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.31 ms. Allocated memory is still 90.2 MB. Free memory was 55.9 MB in the beginning and 53.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 94.63 ms. Allocated memory is still 90.2 MB. Free memory was 53.4 MB in the beginning and 51.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1502.16 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 51.3 MB in the beginning and 73.8 MB in the end (delta: -22.5 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. * CodeCheck took 5090.96 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 73.8 MB in the beginning and 40.6 MB in the end (delta: 33.2 MB). Peak memory consumption was 55.8 MB. Max. memory is 16.1 GB. * Witness Printer took 201.42 ms. Allocated memory is still 134.2 MB. Free memory was 40.6 MB in the beginning and 104.3 MB in the end (delta: -63.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...