./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/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 7879ca98f25531324d15e1db6b1d755ab21e7b97 .............................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-6b5699a [2019-11-26 03:01:31,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 03:01:31,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 03:01:31,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 03:01:31,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 03:01:31,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 03:01:31,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 03:01:31,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 03:01:31,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 03:01:31,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 03:01:31,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 03:01:31,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 03:01:31,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 03:01:31,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 03:01:31,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 03:01:31,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 03:01:31,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 03:01:31,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 03:01:31,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 03:01:31,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 03:01:31,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 03:01:31,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 03:01:31,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 03:01:31,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 03:01:31,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 03:01:31,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 03:01:31,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 03:01:31,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 03:01:31,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 03:01:31,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 03:01:31,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 03:01:31,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 03:01:31,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 03:01:31,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 03:01:31,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 03:01:31,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 03:01:31,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 03:01:31,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 03:01:31,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 03:01:31,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 03:01:31,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 03:01:31,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 03:01:31,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 03:01:31,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 03:01:31,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 03:01:31,465 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 03:01:31,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 03:01:31,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 03:01:31,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 03:01:31,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 03:01:31,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 03:01:31,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 03:01:31,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 03:01:31,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 03:01:31,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 03:01:31,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 03:01:31,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 03:01:31,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 03:01:31,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 03:01:31,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 03:01:31,468 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 03:01:31,468 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 03:01:31,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 03:01:31,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 03:01:31,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 03:01:31,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 03:01:31,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 03:01:31,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 03:01:31,478 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 03:01:31,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 03:01:31,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 03:01:31,479 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_d6deb6c0-2875-4d03-98fa-92822bd01a03/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 -> 7879ca98f25531324d15e1db6b1d755ab21e7b97 [2019-11-26 03:01:31,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 03:01:31,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 03:01:31,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 03:01:31,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 03:01:31,649 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 03:01:31,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c [2019-11-26 03:01:31,690 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/data/3902c6a30/a55afc3071e24305b03a9bac728ac785/FLAGa87231701 [2019-11-26 03:01:32,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 03:01:32,145 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c [2019-11-26 03:01:32,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/data/3902c6a30/a55afc3071e24305b03a9bac728ac785/FLAGa87231701 [2019-11-26 03:01:32,169 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/data/3902c6a30/a55afc3071e24305b03a9bac728ac785 [2019-11-26 03:01:32,171 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 03:01:32,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 03:01:32,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 03:01:32,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 03:01:32,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 03:01:32,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b083bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32, skipping insertion in model container [2019-11-26 03:01:32,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 03:01:32,222 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 03:01:32,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 03:01:32,542 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 03:01:32,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 03:01:32,649 INFO L205 MainTranslator]: Completed translation [2019-11-26 03:01:32,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32 WrapperNode [2019-11-26 03:01:32,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 03:01:32,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 03:01:32,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 03:01:32,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 03:01:32,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 03:01:32,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 03:01:32,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 03:01:32,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 03:01:32,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... [2019-11-26 03:01:32,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 03:01:32,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 03:01:32,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 03:01:32,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 03:01:32,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:01:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/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 [2019-11-26 03:01:32,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 03:01:32,852 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 03:01:32,852 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 03:01:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 03:01:32,853 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 03:01:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 03:01:32,853 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 03:01:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 03:01:32,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 03:01:32,853 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 03:01:32,854 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 03:01:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-26 03:01:32,854 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-26 03:01:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 03:01:32,854 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 03:01:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 03:01:32,854 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 03:01:32,854 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 03:01:32,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 03:01:32,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 03:01:33,754 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 03:01:33,754 INFO L284 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-26 03:01:33,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:01:33 BoogieIcfgContainer [2019-11-26 03:01:33,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 03:01:33,756 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 03:01:33,756 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 03:01:33,764 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 03:01:33,765 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:01:33" (1/1) ... [2019-11-26 03:01:33,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 03:01:33,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2019-11-26 03:01:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2019-11-26 03:01:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 03:01:33,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:34,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:01:34,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2019-11-26 03:01:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2019-11-26 03:01:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 03:01:34,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:01:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:34,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2019-11-26 03:01:34,193 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2019-11-26 03:01:34,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 03:01:34,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:34,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:01:34,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:34,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2019-11-26 03:01:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2019-11-26 03:01:34,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 03:01:34,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:01:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:35,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 87 states and 141 transitions. [2019-11-26 03:01:35,248 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2019-11-26 03:01:35,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 03:01:35,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:35,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:01:37,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:37,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 101 states and 182 transitions. [2019-11-26 03:01:37,237 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 182 transitions. [2019-11-26 03:01:37,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 03:01:37,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:37,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:01:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 102 states and 185 transitions. [2019-11-26 03:01:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 185 transitions. [2019-11-26 03:01:37,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 03:01:37,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:37,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:01:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:37,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 104 states and 188 transitions. [2019-11-26 03:01:37,767 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 188 transitions. [2019-11-26 03:01:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 03:01:37,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:01:37,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:01:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:01:38,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 107 states and 197 transitions. [2019-11-26 03:01:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 197 transitions. [2019-11-26 03:01:38,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 03:01:38,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:01:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 03:01:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 03:01:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 03:01:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 03:01:38,416 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-11-26 03:01:38,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 03:01:38 ImpRootNode [2019-11-26 03:01:38,586 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 03:01:38,587 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 03:01:38,587 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 03:01:38,587 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 03:01:38,588 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:01:33" (3/4) ... [2019-11-26 03:01:38,590 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 03:01:38,701 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d6deb6c0-2875-4d03-98fa-92822bd01a03/bin/ukojak/witness.graphml [2019-11-26 03:01:38,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 03:01:38,704 INFO L168 Benchmark]: Toolchain (without parser) took 6530.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.2 MB). Free memory was 947.2 MB in the beginning and 1.0 GB in the end (delta: -54.5 MB). Peak memory consumption was 143.7 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:38,705 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-11-26 03:01:38,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 941.8 MB in the beginning and 1.1 GB in the end (delta: -196.4 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:38,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:38,706 INFO L168 Benchmark]: Boogie Preprocessor took 46.77 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. [2019-11-26 03:01:38,708 INFO L168 Benchmark]: RCFGBuilder took 974.06 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:38,709 INFO L168 Benchmark]: CodeCheck took 4830.92 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 44.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:38,709 INFO L168 Benchmark]: Witness Printer took 114.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2019-11-26 03:01:38,713 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, 60 locations, 1 error locations. Result: UNSAFE, OverallTime: 4.6s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 6902 SDtfs, 2348 SDslu, 5272 SDs, 0 SdLazy, 5008 SolverSat, 1456 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1813 GetRequests, 1723 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2552 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 177 ConstructedInterpolants, 0 QuantifiedInterpolants, 10281 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: 140]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L145] int cleanupTimeShifts = 4; [L286] int pumpRunning = 0; [L287] int systemActive = 1; [L709] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L224] int retValue_acc ; [L225] int tmp ; [L273] int retValue_acc ; [L276] retValue_acc = 1 [L277] return (retValue_acc); [L231] tmp = valid_product() [L233] COND TRUE \read(tmp) [L474] int splverifierCounter ; [L475] int tmp ; [L476] int tmp___0 ; [L477] int tmp___1 ; [L478] int tmp___2 ; [L481] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L483] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L485] COND TRUE splverifierCounter < 4 [L491] tmp = __VERIFIER_nondet_int() [L493] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L495] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L495] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L501] tmp___0 = __VERIFIER_nondet_int() [L503] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L511] tmp___2 = __VERIFIER_nondet_int() [L513] COND TRUE \read(tmp___2) [L468] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L528] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L294] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L301] COND TRUE \read(systemActive) [L349] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L352] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L323] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L326] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L341] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L907] int tmp ; [L908] int tmp___0 ; [L909] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L913] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L913] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L913] tmp = isMethaneLevelCritical() [L915] COND FALSE !(\read(tmp)) [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); [L919] tmp___0 = getWaterLevel() [L921] COND TRUE tmp___0 == 2 [L401] int retValue_acc ; [L404] retValue_acc = pumpRunning [L405] return (retValue_acc); [L923] tmp___1 = isPumpRunning() [L925] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L140] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 477.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 941.8 MB in the beginning and 1.1 GB in the end (delta: -196.4 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.77 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 974.06 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 4830.92 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 44.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 11.5 GB. * Witness Printer took 114.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...