./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/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 c2361d4ced817ad36e50edb6a8752f3651639931 ................................................................................................................................................................................................................................................................................................................................................. 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 0.1.25-f470102 [2019-12-01 23:02:55,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 23:02:55,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 23:02:55,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 23:02:55,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 23:02:55,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 23:02:55,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 23:02:55,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 23:02:55,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 23:02:55,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 23:02:55,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 23:02:55,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 23:02:55,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 23:02:55,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 23:02:55,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 23:02:55,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 23:02:55,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 23:02:55,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 23:02:55,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 23:02:55,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 23:02:55,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 23:02:55,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 23:02:55,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 23:02:55,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 23:02:55,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 23:02:55,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 23:02:55,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 23:02:55,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 23:02:55,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 23:02:55,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 23:02:55,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 23:02:55,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 23:02:55,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 23:02:55,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 23:02:55,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 23:02:55,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 23:02:55,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 23:02:55,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 23:02:55,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 23:02:55,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 23:02:55,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 23:02:55,333 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 23:02:55,342 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 23:02:55,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 23:02:55,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 23:02:55,343 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 23:02:55,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 23:02:55,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 23:02:55,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 23:02:55,344 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 23:02:55,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 23:02:55,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 23:02:55,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 23:02:55,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 23:02:55,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 23:02:55,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 23:02:55,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 23:02:55,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 23:02:55,345 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 23:02:55,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 23:02:55,345 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 23:02:55,345 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 23:02:55,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 23:02:55,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 23:02:55,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 23:02:55,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 23:02:55,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 23:02:55,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 23:02:55,346 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 23:02:55,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 23:02:55,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 23:02:55,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c068658b-108b-4d5a-96b8-e9bb5424bb64/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(__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 -> c2361d4ced817ad36e50edb6a8752f3651639931 [2019-12-01 23:02:55,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 23:02:55,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 23:02:55,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 23:02:55,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 23:02:55,457 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 23:02:55,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c [2019-12-01 23:02:55,495 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/data/3549357da/0107740fbe8946dab662be19b9a0b91b/FLAG4f94c1757 [2019-12-01 23:02:55,850 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 23:02:55,851 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/sv-benchmarks/c/product-lines/minepump_spec3_product32.cil.c [2019-12-01 23:02:55,858 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/data/3549357da/0107740fbe8946dab662be19b9a0b91b/FLAG4f94c1757 [2019-12-01 23:02:55,866 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/data/3549357da/0107740fbe8946dab662be19b9a0b91b [2019-12-01 23:02:55,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 23:02:55,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 23:02:55,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 23:02:55,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 23:02:55,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 23:02:55,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:02:55" (1/1) ... [2019-12-01 23:02:55,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581b80cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:55, skipping insertion in model container [2019-12-01 23:02:55,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:02:55" (1/1) ... [2019-12-01 23:02:55,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 23:02:55,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 23:02:56,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:02:56,161 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 23:02:56,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:02:56,227 INFO L208 MainTranslator]: Completed translation [2019-12-01 23:02:56,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56 WrapperNode [2019-12-01 23:02:56,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 23:02:56,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 23:02:56,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 23:02:56,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 23:02:56,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 23:02:56,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 23:02:56,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 23:02:56,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 23:02:56,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 23:02:56,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 23:02:56,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 23:02:56,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 23:02:56,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:02:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/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 [2019-12-01 23:02:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 23:02:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 23:02:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 23:02:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 23:02:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 23:02:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 23:02:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 23:02:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 23:02:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 23:02:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 23:02:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 23:02:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 23:02:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 23:02:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-12-01 23:02:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-12-01 23:02:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 23:02:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 23:02:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 23:02:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 23:02:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 23:02:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 23:02:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 23:02:56,874 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 23:02:56,874 INFO L287 CfgBuilder]: Removed 38 assume(true) statements. [2019-12-01 23:02:56,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:02:56 BoogieIcfgContainer [2019-12-01 23:02:56,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 23:02:56,875 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 23:02:56,875 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 23:02:56,882 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 23:02:56,882 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:02:56" (1/1) ... [2019-12-01 23:02:56,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 23:02:56,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2019-12-01 23:02:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2019-12-01 23:02:56,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 23:02:56,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:57,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2019-12-01 23:02:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2019-12-01 23:02:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 23:02:57,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:57,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:57,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:57,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2019-12-01 23:02:57,191 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2019-12-01 23:02:57,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 23:02:57,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:57,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:57,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2019-12-01 23:02:57,264 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2019-12-01 23:02:57,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 23:02:57,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:57,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2019-12-01 23:02:57,385 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2019-12-01 23:02:57,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 23:02:57,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:57,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:57,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:57,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2019-12-01 23:02:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2019-12-01 23:02:57,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 23:02:57,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:57,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:57,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:57,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2019-12-01 23:02:57,471 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2019-12-01 23:02:57,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 23:02:57,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:57,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 159 transitions. [2019-12-01 23:02:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 159 transitions. [2019-12-01 23:02:57,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 23:02:57,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:02:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:02:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:02:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:02:58,108 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-12-01 23:02:58,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 11:02:58 ImpRootNode [2019-12-01 23:02:58,197 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 23:02:58,197 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 23:02:58,197 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 23:02:58,197 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 23:02:58,198 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:02:56" (3/4) ... [2019-12-01 23:02:58,199 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 23:02:58,288 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c068658b-108b-4d5a-96b8-e9bb5424bb64/bin/ukojak/witness.graphml [2019-12-01 23:02:58,289 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 23:02:58,290 INFO L168 Benchmark]: Toolchain (without parser) took 2421.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 943.5 MB in the beginning and 1.0 GB in the end (delta: -103.4 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2019-12-01 23:02:58,291 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:02:58,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-12-01 23:02:58,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 23:02:58,292 INFO L168 Benchmark]: Boogie Preprocessor took 22.37 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:02:58,292 INFO L168 Benchmark]: RCFGBuilder took 586.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 11.5 GB. [2019-12-01 23:02:58,292 INFO L168 Benchmark]: CodeCheck took 1321.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -49.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:02:58,292 INFO L168 Benchmark]: Witness Printer took 91.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-12-01 23:02:58,294 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 69 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.2s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3040 SDtfs, 624 SDslu, 1092 SDs, 0 SdLazy, 854 SolverSat, 286 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1205 GetRequests, 1175 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, 7077 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 712]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L489] int pumpRunning = 0; [L490] int systemActive = 1; [L717] int cleanupTimeShifts = 4; [L886] int waterLevel = 1; [L887] int methaneLevelCritical = 0; [L793] int retValue_acc ; [L794] int tmp ; [L877] int retValue_acc ; [L880] retValue_acc = 1 [L881] return (retValue_acc); [L800] tmp = valid_product() [L802] COND TRUE \read(tmp) [L413] int splverifierCounter ; [L414] int tmp ; [L415] int tmp___0 ; [L416] int tmp___1 ; [L417] int tmp___2 ; [L420] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L422] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L424] COND TRUE splverifierCounter < 4 [L430] tmp = __VERIFIER_nondet_int() [L432] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L434] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L904] COND TRUE waterLevel < 2 [L905] waterLevel = waterLevel + 1 [L434] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L440] tmp___0 = __VERIFIER_nondet_int() [L442] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L450] tmp___2 = __VERIFIER_nondet_int() [L452] COND FALSE !(\read(tmp___2)) [L458] tmp___1 = __VERIFIER_nondet_int() [L460] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L688] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L695] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L469] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L497] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L504] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L818] int tmp ; [L819] int tmp___0 ; [L820] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L824] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L925] int retValue_acc ; [L928] retValue_acc = methaneLevelCritical [L929] return (retValue_acc); [L824] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L824] tmp = isMethaneLevelCritical() [L826] COND FALSE !(\read(tmp)) [L957] int retValue_acc ; [L960] retValue_acc = waterLevel [L961] return (retValue_acc); [L830] tmp___0 = getWaterLevel() [L832] COND TRUE tmp___0 == 2 [L621] int retValue_acc ; [L624] retValue_acc = pumpRunning [L625] return (retValue_acc); [L834] tmp___1 = isPumpRunning() [L836] 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] [L712] __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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.37 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 586.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1321.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -49.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 91.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...