./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product64_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product64_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 351e1061dd8393b15ba9fc7223df15ae9d3170ab ............................................................................................................................................................................................................................................................................................................................................................ 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 0.1.23-635dfa2 [2018-12-08 17:50:21,912 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:50:21,912 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:50:21,919 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:50:21,919 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:50:21,919 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:50:21,920 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:50:21,921 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:50:21,921 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:50:21,922 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:50:21,922 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:50:21,922 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:50:21,923 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:50:21,923 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:50:21,924 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:50:21,924 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:50:21,925 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:50:21,925 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:50:21,926 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:50:21,927 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:50:21,928 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:50:21,928 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:50:21,929 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:50:21,930 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:50:21,930 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:50:21,930 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:50:21,931 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:50:21,931 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:50:21,931 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:50:21,932 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:50:21,932 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:50:21,932 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:50:21,932 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:50:21,933 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:50:21,933 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:50:21,934 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:50:21,934 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 17:50:21,941 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:50:21,941 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:50:21,941 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:50:21,941 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:50:21,942 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:50:21,942 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:50:21,942 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:50:21,942 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:50:21,942 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:50:21,942 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:50:21,942 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:50:21,942 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:50:21,942 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:50:21,942 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:50:21,943 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:50:21,943 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:50:21,943 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:50:21,943 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:50:21,943 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:50:21,943 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:50:21,943 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:50:21,943 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:50:21,943 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:50:21,943 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:50:21,944 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:50:21,944 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:50:21,944 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 17:50:21,944 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:50:21,944 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:50:21,944 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/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(__VERIFIER_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 -> 351e1061dd8393b15ba9fc7223df15ae9d3170ab [2018-12-08 17:50:21,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:50:21,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:50:21,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:50:21,975 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:50:21,976 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:50:21,976 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product64_false-unreach-call_false-termination.cil.c [2018-12-08 17:50:22,022 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/data/0403480bb/117d9c2ef52a4f5595d1c2eed4a5b526/FLAG0d38aec40 [2018-12-08 17:50:22,467 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:50:22,468 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/sv-benchmarks/c/product-lines/minepump_spec3_product64_false-unreach-call_false-termination.cil.c [2018-12-08 17:50:22,474 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/data/0403480bb/117d9c2ef52a4f5595d1c2eed4a5b526/FLAG0d38aec40 [2018-12-08 17:50:22,482 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/data/0403480bb/117d9c2ef52a4f5595d1c2eed4a5b526 [2018-12-08 17:50:22,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:50:22,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:50:22,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:50:22,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:50:22,488 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:50:22,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22, skipping insertion in model container [2018-12-08 17:50:22,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:50:22,522 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:50:22,704 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:50:22,758 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:50:22,805 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:50:22,823 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:50:22,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22 WrapperNode [2018-12-08 17:50:22,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:50:22,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:50:22,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:50:22,824 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:50:22,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:50:22,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:50:22,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:50:22,856 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:50:22,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... [2018-12-08 17:50:22,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:50:22,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:50:22,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:50:22,875 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:50:22,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:50:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/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 [2018-12-08 17:50:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:50:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 17:50:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 17:50:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 17:50:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 17:50:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 17:50:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 17:50:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 17:50:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 17:50:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 17:50:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-08 17:50:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 17:50:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 17:50:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 17:50:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 17:50:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-08 17:50:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-08 17:50:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 17:50:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 17:50:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 17:50:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 17:50:22,910 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 17:50:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:50:22,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:50:23,379 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:50:23,379 INFO L280 CfgBuilder]: Removed 46 assue(true) statements. [2018-12-08 17:50:23,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:50:23 BoogieIcfgContainer [2018-12-08 17:50:23,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:50:23,380 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:50:23,380 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:50:23,390 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:50:23,390 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:50:23" (1/1) ... [2018-12-08 17:50:23,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:50:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:50:23,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2018-12-08 17:50:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2018-12-08 17:50:23,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 17:50:23,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:50:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:50:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:50:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:50:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 78 states and 104 transitions. [2018-12-08 17:50:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 104 transitions. [2018-12-08 17:50:23,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 17:50:23,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:50:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:50:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:50:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:50:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 80 states and 107 transitions. [2018-12-08 17:50:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2018-12-08 17:50:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 17:50:23,636 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:50:23,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:50:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:50:23,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:50:23,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2018-12-08 17:50:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2018-12-08 17:50:23,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 17:50:23,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:50:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:50:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:50:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:50:23,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 91 states and 129 transitions. [2018-12-08 17:50:23,818 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2018-12-08 17:50:23,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 17:50:23,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:50:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:50:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:50:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:50:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 92 states and 130 transitions. [2018-12-08 17:50:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2018-12-08 17:50:23,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 17:50:23,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:50:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:50:23,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:50:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:50:24,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2018-12-08 17:50:24,235 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2018-12-08 17:50:24,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 17:50:24,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:50:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:50:24,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:50:24,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:50:24,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 111 states and 171 transitions. [2018-12-08 17:50:24,262 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2018-12-08 17:50:24,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 17:50:24,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:50:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:50:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:50:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:50:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:50:24,414 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2018-12-08 17:50:24,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:50:24 ImpRootNode [2018-12-08 17:50:24,470 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:50:24,470 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:50:24,470 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:50:24,470 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:50:24,470 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:50:23" (3/4) ... [2018-12-08 17:50:24,472 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 17:50:24,548 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5ad42700-29e1-4975-85fc-5a84053c5733/bin-2019/ukojak/witness.graphml [2018-12-08 17:50:24,548 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:50:24,548 INFO L168 Benchmark]: Toolchain (without parser) took 2064.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 950.6 MB in the beginning and 855.7 MB in the end (delta: 94.9 MB). Peak memory consumption was 251.2 MB. Max. memory is 11.5 GB. [2018-12-08 17:50:24,549 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:50:24,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:50:24,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:50:24,550 INFO L168 Benchmark]: Boogie Preprocessor took 18.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:50:24,550 INFO L168 Benchmark]: RCFGBuilder took 504.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 11.5 GB. [2018-12-08 17:50:24,551 INFO L168 Benchmark]: CodeCheck took 1089.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 869.3 MB in the end (delta: 191.8 MB). Peak memory consumption was 191.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:50:24,551 INFO L168 Benchmark]: Witness Printer took 78.08 ms. Allocated memory is still 1.2 GB. Free memory was 869.3 MB in the beginning and 855.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-08 17:50:24,552 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 11 procedures, 104 locations, 1 error locations. UNSAFE Result, 1.0s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3070 SDtfs, 678 SDslu, 1198 SDs, 0 SdLazy, 950 SolverSat, 308 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1221 GetRequests, 1191 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 996]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L90] int pumpRunning = 0; [L91] int systemActive = 1; [L427] int waterLevel = 1; [L428] int methaneLevelCritical = 0; [L699] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L896] int cleanupTimeShifts = 4; [L969] int retValue_acc ; [L970] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L976] tmp = valid_product() [L978] COND TRUE \read(tmp) [L358] int splverifierCounter ; [L359] int tmp ; [L360] int tmp___0 ; [L361] int tmp___1 ; [L362] int tmp___2 ; [L365] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L367] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L369] COND TRUE splverifierCounter < 4 [L375] tmp = __VERIFIER_nondet_int() [L377] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L379] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L445] COND TRUE waterLevel < 2 [L446] waterLevel = waterLevel + 1 [L379] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L385] tmp___0 = __VERIFIER_nondet_int() [L387] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L395] tmp___2 = __VERIFIER_nondet_int() [L397] COND FALSE !(\read(tmp___2)) [L403] tmp___1 = __VERIFIER_nondet_int() [L405] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L334] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L341] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L414] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L98] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L105] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L1002] int tmp ; [L1003] int tmp___0 ; [L1004] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L1008] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L466] int retValue_acc ; [L469] retValue_acc = methaneLevelCritical [L470] return (retValue_acc); [L1008] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L1008] tmp = isMethaneLevelCritical() [L1010] COND FALSE !(\read(tmp)) [L498] int retValue_acc ; [L501] retValue_acc = waterLevel [L502] return (retValue_acc); [L1014] tmp___0 = getWaterLevel() [L1016] COND TRUE tmp___0 == 2 [L248] int retValue_acc ; [L251] retValue_acc = pumpRunning [L252] return (retValue_acc); [L1018] tmp___1 = isPumpRunning() [L1020] 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] [L996] __VERIFIER_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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 338.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.29 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 504.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 11.5 GB. * CodeCheck took 1089.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 869.3 MB in the end (delta: 191.8 MB). Peak memory consumption was 191.8 MB. Max. memory is 11.5 GB. * Witness Printer took 78.08 ms. Allocated memory is still 1.2 GB. Free memory was 869.3 MB in the beginning and 855.7 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...