./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product40.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product40.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/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 6b0dd49774129de8b6944c8beb9911dd98f5e936 ............................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-678e011 [2019-11-20 00:35:29,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:35:29,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:35:29,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:35:29,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:35:29,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:35:29,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:35:29,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:35:29,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:35:29,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:35:29,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:35:29,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:35:29,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:35:29,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:35:29,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:35:29,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:35:29,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:35:29,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:35:29,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:35:29,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:35:29,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:35:29,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:35:29,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:35:29,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:35:29,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:35:29,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:35:29,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:35:29,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:35:29,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:35:29,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:35:29,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:35:29,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:35:29,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:35:29,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:35:29,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:35:29,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:35:29,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:35:29,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:35:29,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:35:29,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:35:29,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:35:29,792 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 00:35:29,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:35:29,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:35:29,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:35:29,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:35:29,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:35:29,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:35:29,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:35:29,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:35:29,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:35:29,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:35:29,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:35:29,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:35:29,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:35:29,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:35:29,807 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:35:29,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:35:29,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:35:29,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:35:29,807 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:35:29,807 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:35:29,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:35:29,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:35:29,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:35:29,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:35:29,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:35:29,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:35:29,809 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 00:35:29,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:35:29,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:35:29,809 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_88ba5669-0e36-43e0-9e23-efb938d85517/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 -> 6b0dd49774129de8b6944c8beb9911dd98f5e936 [2019-11-20 00:35:29,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:35:29,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:35:29,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:35:29,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:35:29,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:35:29,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product40.cil.c [2019-11-20 00:35:30,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/data/37d3ebb90/5d79cdd7eb534055b3caa28135da24b3/FLAG96cf661c4 [2019-11-20 00:35:30,523 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:35:30,523 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/sv-benchmarks/c/product-lines/minepump_spec3_product40.cil.c [2019-11-20 00:35:30,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/data/37d3ebb90/5d79cdd7eb534055b3caa28135da24b3/FLAG96cf661c4 [2019-11-20 00:35:30,817 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/data/37d3ebb90/5d79cdd7eb534055b3caa28135da24b3 [2019-11-20 00:35:30,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:35:30,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:35:30,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:35:30,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:35:30,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:35:30,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:35:30" (1/1) ... [2019-11-20 00:35:30,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fcd4d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:30, skipping insertion in model container [2019-11-20 00:35:30,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:35:30" (1/1) ... [2019-11-20 00:35:30,832 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:35:30,883 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:35:31,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:35:31,190 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:35:31,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:35:31,284 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:35:31,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31 WrapperNode [2019-11-20 00:35:31,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:35:31,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:35:31,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:35:31,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:35:31,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:35:31,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:35:31,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:35:31,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:35:31,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... [2019-11-20 00:35:31,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:35:31,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:35:31,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:35:31,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:35:31,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:35:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/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 [2019-11-20 00:35:31,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:35:31,438 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 00:35:31,439 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 00:35:31,439 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 00:35:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 00:35:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 00:35:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 00:35:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 00:35:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 00:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-20 00:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-20 00:35:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 00:35:31,441 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 00:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 00:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 00:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 00:35:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 00:35:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 00:35:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:35:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:35:32,420 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:35:32,421 INFO L285 CfgBuilder]: Removed 42 assume(true) statements. [2019-11-20 00:35:32,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:32 BoogieIcfgContainer [2019-11-20 00:35:32,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:35:32,422 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 00:35:32,423 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 00:35:32,431 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 00:35:32,432 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:32" (1/1) ... [2019-11-20 00:35:32,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:35:32,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:32,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2019-11-20 00:35:32,486 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2019-11-20 00:35:32,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 00:35:32,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:32,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:32,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-11-20 00:35:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-11-20 00:35:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 00:35:32,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:32,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2019-11-20 00:35:32,880 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2019-11-20 00:35:32,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 00:35:32,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:33,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:33,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2019-11-20 00:35:33,020 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2019-11-20 00:35:33,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 00:35:33,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2019-11-20 00:35:33,175 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2019-11-20 00:35:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 00:35:33,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:33,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:33,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2019-11-20 00:35:33,237 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2019-11-20 00:35:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 00:35:33,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:33,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2019-11-20 00:35:33,314 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2019-11-20 00:35:33,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 00:35:33,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:33,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:33,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 152 transitions. [2019-11-20 00:35:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 152 transitions. [2019-11-20 00:35:33,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 00:35:34,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:34,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:34,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:34,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 100 states and 160 transitions. [2019-11-20 00:35:34,319 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 160 transitions. [2019-11-20 00:35:34,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 00:35:34,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:35:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:35:34,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:35:34,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 107 states and 176 transitions. [2019-11-20 00:35:34,649 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2019-11-20 00:35:34,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 00:35:34,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:35:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:35:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:35:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:35:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:35:35,048 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2019-11-20 00:35:35,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 12:35:35 ImpRootNode [2019-11-20 00:35:35,213 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 00:35:35,214 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:35:35,214 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:35:35,215 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:35:35,218 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:35:32" (3/4) ... [2019-11-20 00:35:35,219 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 00:35:35,330 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_88ba5669-0e36-43e0-9e23-efb938d85517/bin/ukojak/witness.graphml [2019-11-20 00:35:35,330 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:35:35,334 INFO L168 Benchmark]: Toolchain (without parser) took 4511.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 944.7 MB in the beginning and 964.7 MB in the end (delta: -20.0 MB). Peak memory consumption was 106.9 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:35,335 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:35:35,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -170.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:35,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.97 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. [2019-11-20 00:35:35,336 INFO L168 Benchmark]: Boogie Preprocessor took 28.56 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. [2019-11-20 00:35:35,336 INFO L168 Benchmark]: RCFGBuilder took 1056.10 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: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:35,337 INFO L168 Benchmark]: CodeCheck took 2791.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 977.0 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:35,337 INFO L168 Benchmark]: Witness Printer took 115.87 ms. Allocated memory is still 1.2 GB. Free memory was 977.0 MB in the beginning and 964.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2019-11-20 00:35:35,339 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, 64 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.5s, OverallIterations: 10, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 12224 SDtfs, 2526 SDslu, 4432 SDs, 0 SdLazy, 3538 SolverSat, 1196 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1703 GetRequests, 1646 SyntacticMatches, 11 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 844 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 238 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 202 ConstructedInterpolants, 0 QuantifiedInterpolants, 11289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 221]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L229] int waterLevel = 1; [L230] int methaneLevelCritical = 0; [L327] int pumpRunning = 0; [L328] int systemActive = 1; [L766] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L170] int retValue_acc ; [L173] retValue_acc = 1 [L174] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L529] int splverifierCounter ; [L530] int tmp ; [L531] int tmp___0 ; [L532] int tmp___1 ; [L533] int tmp___2 ; [L536] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L538] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L540] COND TRUE splverifierCounter < 4 [L546] tmp = __VERIFIER_nondet_int() [L548] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L550] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L247] COND TRUE waterLevel < 2 [L248] waterLevel = waterLevel + 1 [L550] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] tmp___0 = __VERIFIER_nondet_int() [L558] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L566] tmp___2 = __VERIFIER_nondet_int() [L568] COND FALSE !(\read(tmp___2)) [L574] tmp___1 = __VERIFIER_nondet_int() [L576] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L508] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L515] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L585] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L334] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L341] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L184] int tmp ; [L185] int tmp___0 ; [L186] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L190] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L268] int retValue_acc ; [L271] retValue_acc = methaneLevelCritical [L272] return (retValue_acc); [L190] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L190] tmp = isMethaneLevelCritical() [L192] COND FALSE !(\read(tmp)) [L300] int retValue_acc ; [L303] retValue_acc = waterLevel [L304] return (retValue_acc); [L196] tmp___0 = getWaterLevel() [L198] COND TRUE tmp___0 == 2 [L441] int retValue_acc ; [L444] retValue_acc = pumpRunning [L445] return (retValue_acc); [L200] tmp___1 = isPumpRunning() [L202] 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] [L221] __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 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 464.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -170.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.97 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. * Boogie Preprocessor took 28.56 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 1056.10 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: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. * CodeCheck took 2791.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 977.0 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 11.5 GB. * Witness Printer took 115.87 ms. Allocated memory is still 1.2 GB. Free memory was 977.0 MB in the beginning and 964.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...