./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/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 8425c566d51ac72c4c499354b129f4f120e9c3b0 ................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-cad4683 [2019-10-22 10:15:17,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:15:17,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:15:17,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:15:17,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:15:17,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:15:17,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:15:17,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:15:17,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:15:17,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:15:17,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:15:17,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:15:17,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:15:17,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:15:17,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:15:17,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:15:17,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:15:17,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:15:17,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:15:17,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:15:17,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:15:17,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:15:17,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:15:17,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:15:17,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:15:17,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:15:17,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:15:17,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:15:17,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:15:17,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:15:17,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:15:17,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:15:17,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:15:17,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:15:17,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:15:17,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:15:17,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:15:17,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:15:17,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:15:17,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:15:17,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:15:17,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:15:17,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:15:17,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:15:17,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:15:17,465 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:15:17,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:15:17,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:15:17,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:15:17,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:15:17,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:15:17,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:15:17,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:15:17,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:15:17,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:15:17,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:15:17,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:15:17,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:15:17,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:15:17,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:15:17,468 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:15:17,468 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:15:17,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:15:17,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:15:17,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:15:17,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:15:17,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:15:17,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:15:17,469 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:15:17,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:15:17,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:15:17,470 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/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/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 -> 8425c566d51ac72c4c499354b129f4f120e9c3b0 [2019-10-22 10:15:17,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:15:17,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:15:17,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:15:17,511 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:15:17,511 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:15:17,512 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c [2019-10-22 10:15:17,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/data/c25db5e47/02fab888cd504ff7b4f342cf4ba3c78e/FLAG8d33ff15d [2019-10-22 10:15:18,033 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:15:18,033 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/sv-benchmarks/c/product-lines/minepump_spec3_product47.cil.c [2019-10-22 10:15:18,046 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/data/c25db5e47/02fab888cd504ff7b4f342cf4ba3c78e/FLAG8d33ff15d [2019-10-22 10:15:18,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/data/c25db5e47/02fab888cd504ff7b4f342cf4ba3c78e [2019-10-22 10:15:18,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:15:18,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:15:18,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:18,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:15:18,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:15:18,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:18" (1/1) ... [2019-10-22 10:15:18,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64129687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:18, skipping insertion in model container [2019-10-22 10:15:18,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:18" (1/1) ... [2019-10-22 10:15:18,557 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:15:18,601 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:15:18,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:18,993 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:15:19,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:19,093 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:15:19,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19 WrapperNode [2019-10-22 10:15:19,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:19,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:19,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:15:19,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:15:19,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:19,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:15:19,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:15:19,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:15:19,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... [2019-10-22 10:15:19,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:15:19,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:15:19,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:15:19,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:15:19,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/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 [2019-10-22 10:15:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:15:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:15:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:15:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:15:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:15:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:15:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:15:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:15:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:15:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:15:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:15:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:15:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:15:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-22 10:15:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-22 10:15:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:15:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:15:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:15:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:15:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:15:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:15:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:15:20,029 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:15:20,029 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-10-22 10:15:20,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:20 BoogieIcfgContainer [2019-10-22 10:15:20,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:15:20,031 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:15:20,031 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:15:20,041 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:15:20,041 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:20" (1/1) ... [2019-10-22 10:15:20,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:15:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:20,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2019-10-22 10:15:20,089 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2019-10-22 10:15:20,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:15:20,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:20,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:20,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2019-10-22 10:15:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2019-10-22 10:15:20,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:15:20,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:20,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:20,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:20,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 95 transitions. [2019-10-22 10:15:20,462 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2019-10-22 10:15:20,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:15:20,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:20,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:20,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:20,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2019-10-22 10:15:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2019-10-22 10:15:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:15:20,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:20,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:20,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:20,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2019-10-22 10:15:20,770 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2019-10-22 10:15:20,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:15:20,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:20,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:20,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:20,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2019-10-22 10:15:20,837 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2019-10-22 10:15:20,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:15:20,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:20,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:20,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:20,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 85 states and 119 transitions. [2019-10-22 10:15:20,893 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2019-10-22 10:15:20,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:15:20,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:20,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:21,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:21,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2019-10-22 10:15:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2019-10-22 10:15:21,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:15:21,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:22,362 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-10-22 10:15:22,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:15:22 ImpRootNode [2019-10-22 10:15:22,468 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:15:22,468 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:15:22,469 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:15:22,469 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:15:22,469 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:20" (3/4) ... [2019-10-22 10:15:22,471 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:15:22,567 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3845f166-eb93-4ae5-bd71-624e6ffffa54/bin/ukojak/witness.graphml [2019-10-22 10:15:22,570 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:15:22,577 INFO L168 Benchmark]: Toolchain (without parser) took 4037.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.1 MB). Free memory was 949.9 MB in the beginning and 1.1 GB in the end (delta: -119.1 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:22,578 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:22,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 553.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -164.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:22,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.10 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. [2019-10-22 10:15:22,581 INFO L168 Benchmark]: Boogie Preprocessor took 48.11 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. [2019-10-22 10:15:22,583 INFO L168 Benchmark]: RCFGBuilder took 823.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.4 MB). Peak memory consumption was 87.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:22,584 INFO L168 Benchmark]: CodeCheck took 2437.27 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 76.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -58.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:22,585 INFO L168 Benchmark]: Witness Printer took 106.69 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: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:22,586 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, 70 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.3s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3040 SDtfs, 912 SDslu, 1420 SDs, 0 SdLazy, 992 SolverSat, 304 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1207 GetRequests, 1177 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 7182 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: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L49] int cleanupTimeShifts = 4; [L357] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L629] int pumpRunning = 0; [L630] int systemActive = 1; [L841] int waterLevel = 1; [L842] int methaneLevelCritical = 0; [L130] int retValue_acc ; [L131] int tmp ; [L179] int retValue_acc ; [L182] retValue_acc = 1 [L183] return (retValue_acc); [L137] tmp = valid_product() [L139] COND TRUE \read(tmp) [L556] int splverifierCounter ; [L557] int tmp ; [L558] int tmp___0 ; [L559] int tmp___1 ; [L560] int tmp___2 ; [L563] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L565] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L567] COND TRUE splverifierCounter < 4 [L573] tmp = __VERIFIER_nondet_int() [L575] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L577] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L859] COND TRUE waterLevel < 2 [L860] waterLevel = waterLevel + 1 [L577] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L583] tmp___0 = __VERIFIER_nondet_int() [L585] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L593] tmp___2 = __VERIFIER_nondet_int() [L595] COND FALSE !(\read(tmp___2)) [L599] tmp___1 = __VERIFIER_nondet_int() [L601] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L828] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L835] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L610] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L637] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L644] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L936] int tmp ; [L937] int tmp___0 ; [L938] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L942] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L880] int retValue_acc ; [L883] retValue_acc = methaneLevelCritical [L884] return (retValue_acc); [L942] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L942] tmp = isMethaneLevelCritical() [L944] COND FALSE !(\read(tmp)) [L912] int retValue_acc ; [L915] retValue_acc = waterLevel [L916] return (retValue_acc); [L948] tmp___0 = getWaterLevel() [L950] COND TRUE tmp___0 == 2 [L761] int retValue_acc ; [L764] retValue_acc = pumpRunning [L765] return (retValue_acc); [L952] tmp___1 = isPumpRunning() [L954] 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] [L44] __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 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 553.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -164.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.10 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 48.11 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. * RCFGBuilder took 823.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.4 MB). Peak memory consumption was 87.4 MB. Max. memory is 11.5 GB. * CodeCheck took 2437.27 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 76.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -58.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Witness Printer took 106.69 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: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...