./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/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 89d3e03d13ddf6bdf33773beb0dd234640ee97c8 ...................................................................................................................................................................................................................................................................................................................................................... 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 10:13:48,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:13:48,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:13:48,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:13:48,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:13:48,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:13:48,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:13:48,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:13:48,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:13:48,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:13:48,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:13:48,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:13:48,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:13:48,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:13:48,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:13:48,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:13:48,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:13:48,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:13:48,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:13:48,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:13:48,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:13:48,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:13:48,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:13:48,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:13:48,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:13:48,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:13:48,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:13:48,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:13:48,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:13:48,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:13:48,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:13:48,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:13:48,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:13:48,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:13:48,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:13:48,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:13:48,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:13:48,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:13:48,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:13:48,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:13:48,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:13:48,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:13:48,495 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:13:48,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:13:48,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:13:48,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:13:48,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:13:48,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:13:48,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:13:48,498 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:13:48,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:13:48,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:13:48,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:13:48,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:13:48,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:13:48,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:13:48,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:13:48,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:13:48,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:13:48,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:13:48,499 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:13:48,500 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:13:48,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:13:48,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:13:48,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:13:48,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:13:48,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:13:48,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:13:48,501 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:13:48,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:13:48,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:13:48,501 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_113cd588-9e0e-43b6-9b2e-aa464c6e3233/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 -> 89d3e03d13ddf6bdf33773beb0dd234640ee97c8 [2019-10-22 10:13:48,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:13:48,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:13:48,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:13:48,538 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:13:48,539 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:13:48,539 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c [2019-10-22 10:13:48,591 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/data/6e9ffe07f/10c942c045494abeb4d18352282c870e/FLAG4c29bdf8e [2019-10-22 10:13:49,044 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:13:49,045 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/sv-benchmarks/c/product-lines/minepump_spec3_product15.cil.c [2019-10-22 10:13:49,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/data/6e9ffe07f/10c942c045494abeb4d18352282c870e/FLAG4c29bdf8e [2019-10-22 10:13:49,382 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/data/6e9ffe07f/10c942c045494abeb4d18352282c870e [2019-10-22 10:13:49,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:13:49,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:13:49,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:49,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:13:49,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:13:49,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:49,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53867d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49, skipping insertion in model container [2019-10-22 10:13:49,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:49,404 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:13:49,457 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:13:49,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:49,803 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:13:49,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:49,929 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:13:49,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49 WrapperNode [2019-10-22 10:13:49,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:49,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:49,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:13:49,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:13:49,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:49,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:49,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:49,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:13:49,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:13:49,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:13:49,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:49,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:49,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:49,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:49,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:50,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:50,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... [2019-10-22 10:13:50,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:13:50,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:13:50,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:13:50,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:13:50,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/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 10:13:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:13:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:13:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:13:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:13:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:13:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:13:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:13:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:13:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:13:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:13:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:13:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-22 10:13:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-22 10:13:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:13:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:13:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:13:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:13:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:13:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:13:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:13:50,926 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:13:50,926 INFO L284 CfgBuilder]: Removed 32 assume(true) statements. [2019-10-22 10:13:50,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:50 BoogieIcfgContainer [2019-10-22 10:13:50,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:13:50,928 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:13:50,928 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:13:50,939 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:13:50,939 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:50" (1/1) ... [2019-10-22 10:13:50,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:13:50,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:50,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2019-10-22 10:13:50,992 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2019-10-22 10:13:51,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:13:51,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,232 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 10:13:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2019-10-22 10:13:51,252 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2019-10-22 10:13:51,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:13:51,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,389 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 10:13:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2019-10-22 10:13:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2019-10-22 10:13:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:13:51,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,517 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 10:13:51,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2019-10-22 10:13:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2019-10-22 10:13:51,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:13:51,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,667 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 10:13:51,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2019-10-22 10:13:51,673 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2019-10-22 10:13:51,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:13:51,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,707 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 10:13:51,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 75 states and 105 transitions. [2019-10-22 10:13:51,716 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2019-10-22 10:13:51,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:13:51,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,745 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 10:13:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2019-10-22 10:13:51,754 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2019-10-22 10:13:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:13:51,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,828 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 10:13:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 145 transitions. [2019-10-22 10:13:52,272 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 145 transitions. [2019-10-22 10:13:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:13:52,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:52,343 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 10:13:52,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:52,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 99 states and 159 transitions. [2019-10-22 10:13:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2019-10-22 10:13:52,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:13:52,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:53,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:53,258 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-10-22 10:13:53,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:13:53 ImpRootNode [2019-10-22 10:13:53,351 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:13:53,351 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:13:53,351 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:13:53,352 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:13:53,352 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:50" (3/4) ... [2019-10-22 10:13:53,362 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:13:53,529 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_113cd588-9e0e-43b6-9b2e-aa464c6e3233/bin/ukojak/witness.graphml [2019-10-22 10:13:53,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:13:53,532 INFO L168 Benchmark]: Toolchain (without parser) took 4145.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 944.5 MB in the beginning and 966.4 MB in the end (delta: -21.9 MB). Peak memory consumption was 123.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:53,532 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:53,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -189.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:53,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.88 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 10:13:53,533 INFO L168 Benchmark]: Boogie Preprocessor took 26.44 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:53,533 INFO L168 Benchmark]: RCFGBuilder took 921.59 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: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:53,534 INFO L168 Benchmark]: CodeCheck took 2423.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.6 MB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:53,536 INFO L168 Benchmark]: Witness Printer took 178.15 ms. Allocated memory is still 1.2 GB. Free memory was 978.6 MB in the beginning and 966.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:53,537 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 9 procedures, 61 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.2s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 6116 SDtfs, 1836 SDslu, 2840 SDs, 0 SdLazy, 2020 SolverSat, 612 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1434 GetRequests, 1388 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 9606 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 870]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L49] int pumpRunning = 0; [L50] int systemActive = 1; [L454] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L652] int waterLevel = 1; [L653] int methaneLevelCritical = 0; [L732] int cleanupTimeShifts = 4; [L808] int retValue_acc ; [L809] int tmp ; [L901] int retValue_acc ; [L904] retValue_acc = 1 [L905] return (retValue_acc); [L815] tmp = valid_product() [L817] COND TRUE \read(tmp) [L219] int splverifierCounter ; [L220] int tmp ; [L221] int tmp___0 ; [L222] int tmp___1 ; [L223] int tmp___2 ; [L226] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L228] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L230] COND TRUE splverifierCounter < 4 [L236] tmp = __VERIFIER_nondet_int() [L238] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L240] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L670] COND TRUE waterLevel < 2 [L671] waterLevel = waterLevel + 1 [L240] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L246] tmp___0 = __VERIFIER_nondet_int() [L248] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L256] tmp___2 = __VERIFIER_nondet_int() [L258] COND FALSE !(\read(tmp___2)) [L262] tmp___1 = __VERIFIER_nondet_int() [L264] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L203] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L210] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L273] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L57] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L64] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L833] int tmp ; [L834] int tmp___0 ; [L835] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L839] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L691] int retValue_acc ; [L694] retValue_acc = methaneLevelCritical [L695] return (retValue_acc); [L839] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L839] tmp = isMethaneLevelCritical() [L841] COND FALSE !(\read(tmp)) [L723] int retValue_acc ; [L726] retValue_acc = waterLevel [L727] return (retValue_acc); [L845] tmp___0 = getWaterLevel() [L847] COND TRUE tmp___0 == 2 [L155] int retValue_acc ; [L158] retValue_acc = pumpRunning [L159] return (retValue_acc); [L849] tmp___1 = isPumpRunning() [L851] 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] [L870] __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 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 542.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -189.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.88 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 26.44 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 921.59 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: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. * CodeCheck took 2423.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.6 MB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 11.5 GB. * Witness Printer took 178.15 ms. Allocated memory is still 1.2 GB. Free memory was 978.6 MB in the beginning and 966.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...