./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product07.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/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 fa84680efe228141f2f1a8a0259e3b287bc28d50 .................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 04:53:06,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 04:53:06,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 04:53:06,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 04:53:06,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 04:53:06,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 04:53:06,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 04:53:06,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 04:53:06,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 04:53:06,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 04:53:06,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 04:53:06,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 04:53:06,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 04:53:06,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 04:53:06,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 04:53:06,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 04:53:06,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 04:53:06,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 04:53:06,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 04:53:06,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 04:53:06,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 04:53:06,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 04:53:06,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 04:53:06,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 04:53:06,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 04:53:06,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 04:53:06,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 04:53:06,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 04:53:06,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 04:53:06,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 04:53:06,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 04:53:06,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 04:53:06,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 04:53:06,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 04:53:06,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 04:53:06,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 04:53:06,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 04:53:06,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 04:53:06,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 04:53:06,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 04:53:06,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 04:53:06,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 04:53:06,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 04:53:06,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 04:53:06,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 04:53:06,825 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 04:53:06,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 04:53:06,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 04:53:06,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 04:53:06,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 04:53:06,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 04:53:06,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 04:53:06,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 04:53:06,827 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 04:53:06,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 04:53:06,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 04:53:06,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 04:53:06,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 04:53:06,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 04:53:06,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 04:53:06,827 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 04:53:06,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 04:53:06,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 04:53:06,828 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_180e0d44-cb91-4a00-8314-c16c3544662b/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 -> fa84680efe228141f2f1a8a0259e3b287bc28d50 [2019-12-01 04:53:06,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 04:53:06,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 04:53:06,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 04:53:06,942 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 04:53:06,942 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 04:53:06,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product07.cil.c [2019-12-01 04:53:06,990 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/data/e5254b056/df04812c607a4dab889bdd9506e44cf9/FLAG2766ff2ae [2019-12-01 04:53:07,360 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 04:53:07,360 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/sv-benchmarks/c/product-lines/minepump_spec3_product07.cil.c [2019-12-01 04:53:07,368 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/data/e5254b056/df04812c607a4dab889bdd9506e44cf9/FLAG2766ff2ae [2019-12-01 04:53:07,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/data/e5254b056/df04812c607a4dab889bdd9506e44cf9 [2019-12-01 04:53:07,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 04:53:07,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 04:53:07,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 04:53:07,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 04:53:07,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 04:53:07,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2efb507c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07, skipping insertion in model container [2019-12-01 04:53:07,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 04:53:07,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 04:53:07,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 04:53:07,619 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 04:53:07,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 04:53:07,686 INFO L208 MainTranslator]: Completed translation [2019-12-01 04:53:07,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07 WrapperNode [2019-12-01 04:53:07,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 04:53:07,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 04:53:07,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 04:53:07,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 04:53:07,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 04:53:07,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 04:53:07,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 04:53:07,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 04:53:07,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... [2019-12-01 04:53:07,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 04:53:07,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 04:53:07,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 04:53:07,745 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 04:53:07,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:53:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 04:53:07,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 04:53:07,786 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 04:53:07,786 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 04:53:07,787 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 04:53:07,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 04:53:07,787 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 04:53:07,787 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 04:53:07,787 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 04:53:07,787 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 04:53:07,787 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 04:53:07,787 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 04:53:07,787 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 04:53:07,787 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 04:53:07,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 04:53:07,788 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 04:53:07,788 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 04:53:07,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 04:53:07,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 04:53:08,260 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 04:53:08,260 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-01 04:53:08,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:53:08 BoogieIcfgContainer [2019-12-01 04:53:08,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 04:53:08,261 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 04:53:08,261 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 04:53:08,268 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 04:53:08,268 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:53:08" (1/1) ... [2019-12-01 04:53:08,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 04:53:08,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:08,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2019-12-01 04:53:08,300 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2019-12-01 04:53:08,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 04:53:08,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:53:08,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:53:08,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-12-01 04:53:08,486 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-12-01 04:53:08,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 04:53:08,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:53:08,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:53:08,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2019-12-01 04:53:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2019-12-01 04:53:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 04:53:08,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:53:08,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:53:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:08,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 69 states and 99 transitions. [2019-12-01 04:53:08,704 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions. [2019-12-01 04:53:08,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 04:53:08,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:53:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:53:09,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2019-12-01 04:53:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2019-12-01 04:53:09,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 04:53:09,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:53:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:53:09,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 139 transitions. [2019-12-01 04:53:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 139 transitions. [2019-12-01 04:53:09,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 04:53:09,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:53:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:53:09,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:09,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 88 states and 140 transitions. [2019-12-01 04:53:09,123 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 140 transitions. [2019-12-01 04:53:09,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 04:53:09,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:09,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:53:09,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:53:09,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 89 states and 141 transitions. [2019-12-01 04:53:09,166 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2019-12-01 04:53:09,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 04:53:09,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 04:53:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 04:53:09,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 04:53:09,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 96 states and 156 transitions. [2019-12-01 04:53:09,410 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 156 transitions. [2019-12-01 04:53:09,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 04:53:09,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 04:53:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 04:53:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 04:53:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 04:53:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 04:53:09,643 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-12-01 04:53:09,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:53:09 ImpRootNode [2019-12-01 04:53:09,732 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 04:53:09,732 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 04:53:09,732 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 04:53:09,733 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 04:53:09,733 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:53:08" (3/4) ... [2019-12-01 04:53:09,735 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 04:53:09,816 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_180e0d44-cb91-4a00-8314-c16c3544662b/bin/ukojak/witness.graphml [2019-12-01 04:53:09,817 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 04:53:09,818 INFO L168 Benchmark]: Toolchain (without parser) took 2437.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 941.9 MB in the beginning and 1.0 GB in the end (delta: -85.0 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2019-12-01 04:53:09,818 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 04:53:09,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-01 04:53:09,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.36 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: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. [2019-12-01 04:53:09,819 INFO L168 Benchmark]: Boogie Preprocessor took 21.63 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: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 11.5 GB. [2019-12-01 04:53:09,820 INFO L168 Benchmark]: RCFGBuilder took 516.02 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: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 11.5 GB. [2019-12-01 04:53:09,820 INFO L168 Benchmark]: CodeCheck took 1470.80 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: -3.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 04:53:09,820 INFO L168 Benchmark]: Witness Printer took 84.38 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-12-01 04:53:09,822 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 8 procedures, 57 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.3s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 6856 SDtfs, 2464 SDslu, 4076 SDs, 0 SdLazy, 3260 SolverSat, 836 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1480 GetRequests, 1434 SyntacticMatches, 8 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 9582 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: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L87] int cleanupTimeShifts = 4; [L357] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L596] int pumpRunning = 0; [L597] int systemActive = 1; [L811] int waterLevel = 1; [L812] int methaneLevelCritical = 0; [L165] int retValue_acc ; [L166] int tmp ; [L78] int retValue_acc ; [L81] retValue_acc = 1 [L82] return (retValue_acc); [L172] tmp = valid_product() [L174] COND TRUE \read(tmp) [L745] int splverifierCounter ; [L746] int tmp ; [L747] int tmp___0 ; [L748] int tmp___1 ; [L749] int tmp___2 ; [L752] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L754] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L756] COND TRUE splverifierCounter < 4 [L762] tmp = __VERIFIER_nondet_int() [L764] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L766] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L829] COND TRUE waterLevel < 2 [L830] waterLevel = waterLevel + 1 [L766] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L772] tmp___0 = __VERIFIER_nondet_int() [L774] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L782] tmp___2 = __VERIFIER_nondet_int() [L784] COND FALSE !(\read(tmp___2)) [L788] tmp___1 = __VERIFIER_nondet_int() [L790] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L732] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L739] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L799] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L603] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L610] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L558] int tmp ; [L559] int tmp___0 ; [L560] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L564] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L850] int retValue_acc ; [L853] retValue_acc = methaneLevelCritical [L854] return (retValue_acc); [L564] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L564] tmp = isMethaneLevelCritical() [L566] COND FALSE !(\read(tmp)) [L882] int retValue_acc ; [L885] retValue_acc = waterLevel [L886] return (retValue_acc); [L570] tmp___0 = getWaterLevel() [L572] COND TRUE tmp___0 == 2 [L684] int retValue_acc ; [L687] retValue_acc = pumpRunning [L688] return (retValue_acc); [L574] tmp___1 = isPumpRunning() [L576] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.36 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: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.63 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: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 516.02 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: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 11.5 GB. * CodeCheck took 1470.80 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: -3.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 84.38 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...