./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product15.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_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/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 e293e64b1cdccf6f7dd8e0ea93ea165f8311c2d3 ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:41:11,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:41:11,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:41:11,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:41:11,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:41:11,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:41:11,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:41:11,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:41:11,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:41:11,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:41:11,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:41:11,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:41:11,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:41:11,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:41:11,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:41:11,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:41:11,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:41:11,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:41:11,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:41:11,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:41:11,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:41:11,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:41:11,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:41:11,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:41:11,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:41:11,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:41:11,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:41:11,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:41:11,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:41:11,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:41:11,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:41:11,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:41:11,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:41:11,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:41:11,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:41:11,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:41:11,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:41:11,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:41:11,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:41:11,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:41:11,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:41:11,904 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:41:11,947 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:41:11,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:41:11,949 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:41:11,949 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:41:11,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:41:11,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:41:11,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:41:11,951 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:41:11,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:41:11,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:41:11,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:41:11,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:41:11,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:41:11,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:41:11,953 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:41:11,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:41:11,954 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:41:11,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:41:11,954 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:41:11,954 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:41:11,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:41:11,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:41:11,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:41:11,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:41:11,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:41:11,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:41:11,956 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:41:11,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:41:11,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:41:11,957 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_b3862370-8444-4eab-8fec-bbfe0292a031/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e293e64b1cdccf6f7dd8e0ea93ea165f8311c2d3 [2020-11-28 04:41:12,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:41:12,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:41:12,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:41:12,341 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:41:12,350 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:41:12,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c [2020-11-28 04:41:12,470 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/data/bb476233a/82a1c3786a174a3b87158566d1700f1a/FLAG5a4bf2c48 [2020-11-28 04:41:13,093 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:41:13,094 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c [2020-11-28 04:41:13,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/data/bb476233a/82a1c3786a174a3b87158566d1700f1a/FLAG5a4bf2c48 [2020-11-28 04:41:13,428 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/data/bb476233a/82a1c3786a174a3b87158566d1700f1a [2020-11-28 04:41:13,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:41:13,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:41:13,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:41:13,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:41:13,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:41:13,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:13" (1/1) ... [2020-11-28 04:41:13,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@416ad66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:13, skipping insertion in model container [2020-11-28 04:41:13,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:13" (1/1) ... [2020-11-28 04:41:13,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:41:13,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:41:13,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:41:13,934 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:41:14,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:41:14,069 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:41:14,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14 WrapperNode [2020-11-28 04:41:14,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:41:14,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:41:14,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:41:14,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:41:14,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:41:14,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:41:14,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:41:14,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:41:14,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... [2020-11-28 04:41:14,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:41:14,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:41:14,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:41:14,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:41:14,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:41:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:41:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:41:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:41:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:41:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:41:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:41:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:41:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:41:14,248 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:41:14,248 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-11-28 04:41:14,249 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-11-28 04:41:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-28 04:41:14,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-28 04:41:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:41:14,249 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:41:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:41:14,249 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:41:14,250 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:41:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:41:14,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:41:15,550 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:41:15,550 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-11-28 04:41:15,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:15 BoogieIcfgContainer [2020-11-28 04:41:15,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:41:15,554 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:41:15,554 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:41:15,567 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:41:15,568 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:15" (1/1) ... [2020-11-28 04:41:15,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:41:15,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2020-11-28 04:41:15,637 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2020-11-28 04:41:15,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:41:15,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:15,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:41:15,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:15,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2020-11-28 04:41:15,993 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2020-11-28 04:41:15,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:41:15,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:41:16,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:16,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2020-11-28 04:41:16,190 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2020-11-28 04:41:16,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:41:16,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:16,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:41:16,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:16,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2020-11-28 04:41:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2020-11-28 04:41:16,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:41:16,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:16,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:41:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:17,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 90 states and 142 transitions. [2020-11-28 04:41:17,202 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2020-11-28 04:41:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:41:17,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:17,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:41:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:17,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2020-11-28 04:41:17,312 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2020-11-28 04:41:17,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:41:17,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:17,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:41:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:17,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 92 states and 144 transitions. [2020-11-28 04:41:17,432 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2020-11-28 04:41:17,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:41:17,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:17,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:41:17,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:17,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 145 transitions. [2020-11-28 04:41:17,521 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 145 transitions. [2020-11-28 04:41:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:41:17,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:41:17,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:17,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 99 states and 159 transitions. [2020-11-28 04:41:17,857 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2020-11-28 04:41:17,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:41:17,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:41:17,950 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:41:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:41:18,017 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:41:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:41:18,337 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:41:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:41:18,552 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:41:18,650 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2020-11-28 04:41:18,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:41:18 ImpRootNode [2020-11-28 04:41:18,784 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:41:18,785 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:41:18,785 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:41:18,785 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:41:18,785 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:15" (3/4) ... [2020-11-28 04:41:18,787 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:41:19,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b3862370-8444-4eab-8fec-bbfe0292a031/bin/ukojak/witness.graphml [2020-11-28 04:41:19,005 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:41:19,007 INFO L168 Benchmark]: Toolchain (without parser) took 5567.88 ms. Allocated memory was 90.2 MB in the beginning and 155.2 MB in the end (delta: 65.0 MB). Free memory was 59.3 MB in the beginning and 82.2 MB in the end (delta: -22.9 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:19,008 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:41:19,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.97 ms. Allocated memory is still 90.2 MB. Free memory was 59.0 MB in the beginning and 58.9 MB in the end (delta: 93.0 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:19,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.46 ms. Allocated memory is still 90.2 MB. Free memory was 58.5 MB in the beginning and 56.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:19,013 INFO L168 Benchmark]: Boogie Preprocessor took 40.95 ms. Allocated memory is still 90.2 MB. Free memory was 56.4 MB in the beginning and 54.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:19,013 INFO L168 Benchmark]: RCFGBuilder took 1379.50 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 54.3 MB in the beginning and 60.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:19,014 INFO L168 Benchmark]: CodeCheck took 3230.51 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 60.9 MB in the beginning and 92.7 MB in the end (delta: -31.8 MB). Peak memory consumption was 1.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:19,014 INFO L168 Benchmark]: Witness Printer took 220.44 ms. Allocated memory is still 155.2 MB. Free memory was 92.7 MB in the beginning and 82.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:19,017 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, 61 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.0s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6856 SDtfs, 2464 SDslu, 4076 SDs, 0 SdLazy, 3252 SolverSat, 832 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1480 GetRequests, 1438 SyntacticMatches, 8 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 9559 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: [L51] int pumpRunning = 0; [L52] int systemActive = 1; [L456] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L654] int waterLevel = 1; [L655] int methaneLevelCritical = 0; [L734] int cleanupTimeShifts = 4; [L810] int retValue_acc ; [L811] int tmp ; [L903] int retValue_acc ; [L906] retValue_acc = 1 [L907] return (retValue_acc); [L817] tmp = valid_product() [L819] COND TRUE \read(tmp) [L221] int splverifierCounter ; [L222] int tmp ; [L223] int tmp___0 ; [L224] int tmp___1 ; [L225] int tmp___2 ; [L228] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L230] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L232] COND TRUE splverifierCounter < 4 [L238] tmp = __VERIFIER_nondet_int() [L240] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L242] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L672] COND TRUE waterLevel < 2 [L673] waterLevel = waterLevel + 1 [L242] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L248] tmp___0 = __VERIFIER_nondet_int() [L250] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L258] tmp___2 = __VERIFIER_nondet_int() [L260] COND FALSE !(\read(tmp___2)) [L264] tmp___1 = __VERIFIER_nondet_int() [L266] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L205] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L212] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L275] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L59] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L66] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L835] int tmp ; [L836] int tmp___0 ; [L837] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L841] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L693] int retValue_acc ; [L696] retValue_acc = methaneLevelCritical [L697] return (retValue_acc); [L841] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L841] tmp = isMethaneLevelCritical() [L843] COND FALSE !(\read(tmp)) [L725] int retValue_acc ; [L728] retValue_acc = waterLevel [L729] return (retValue_acc); [L847] tmp___0 = getWaterLevel() [L849] COND TRUE tmp___0 == 2 [L157] int retValue_acc ; [L160] retValue_acc = pumpRunning [L161] return (retValue_acc); [L851] tmp___1 = isPumpRunning() [L853] 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_product15.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 0.31 ms. Allocated memory is still 90.2 MB. Free memory is still 47.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 627.97 ms. Allocated memory is still 90.2 MB. Free memory was 59.0 MB in the beginning and 58.9 MB in the end (delta: 93.0 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.46 ms. Allocated memory is still 90.2 MB. Free memory was 58.5 MB in the beginning and 56.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.95 ms. Allocated memory is still 90.2 MB. Free memory was 56.4 MB in the beginning and 54.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1379.50 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 54.3 MB in the beginning and 60.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.1 GB. * CodeCheck took 3230.51 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 60.9 MB in the beginning and 92.7 MB in the end (delta: -31.8 MB). Peak memory consumption was 1.5 MB. Max. memory is 16.1 GB. * Witness Printer took 220.44 ms. Allocated memory is still 155.2 MB. Free memory was 92.7 MB in the beginning and 82.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...