./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product35.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_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product35.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/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 75ad40de7ac44b78584ba916fa204e981921222d ........................................................................................................................................................................................................................................................................................................................... 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 23:28:19,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 23:28:19,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 23:28:19,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 23:28:19,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 23:28:19,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 23:28:19,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 23:28:19,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 23:28:19,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 23:28:19,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 23:28:19,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 23:28:19,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 23:28:19,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 23:28:19,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 23:28:19,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 23:28:19,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 23:28:19,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 23:28:19,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 23:28:19,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 23:28:19,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 23:28:19,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 23:28:19,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 23:28:19,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 23:28:19,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 23:28:19,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 23:28:19,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 23:28:19,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 23:28:19,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 23:28:19,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 23:28:19,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 23:28:19,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 23:28:19,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 23:28:19,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 23:28:19,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 23:28:19,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 23:28:19,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 23:28:19,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 23:28:19,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 23:28:19,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 23:28:19,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 23:28:19,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 23:28:19,711 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 23:28:19,723 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 23:28:19,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 23:28:19,724 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 23:28:19,724 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 23:28:19,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 23:28:19,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 23:28:19,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 23:28:19,725 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 23:28:19,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 23:28:19,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 23:28:19,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 23:28:19,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 23:28:19,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 23:28:19,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 23:28:19,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 23:28:19,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 23:28:19,726 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 23:28:19,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 23:28:19,727 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 23:28:19,727 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 23:28:19,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 23:28:19,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 23:28:19,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 23:28:19,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 23:28:19,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 23:28:19,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 23:28:19,727 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 23:28:19,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 23:28:19,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 23:28:19,728 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_607ce929-2a27-41ac-af1d-58289306ec9d/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 -> 75ad40de7ac44b78584ba916fa204e981921222d [2019-12-01 23:28:19,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 23:28:19,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 23:28:19,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 23:28:19,854 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 23:28:19,854 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 23:28:19,855 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product35.cil.c [2019-12-01 23:28:19,902 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/data/972934105/37d0f2a6883e41f78369a88b3bff34aa/FLAG3c2e1f055 [2019-12-01 23:28:20,344 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 23:28:20,345 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/sv-benchmarks/c/product-lines/minepump_spec3_product35.cil.c [2019-12-01 23:28:20,353 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/data/972934105/37d0f2a6883e41f78369a88b3bff34aa/FLAG3c2e1f055 [2019-12-01 23:28:20,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/data/972934105/37d0f2a6883e41f78369a88b3bff34aa [2019-12-01 23:28:20,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 23:28:20,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 23:28:20,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 23:28:20,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 23:28:20,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 23:28:20,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7762f741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20, skipping insertion in model container [2019-12-01 23:28:20,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 23:28:20,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 23:28:20,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:28:20,624 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 23:28:20,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:28:20,691 INFO L208 MainTranslator]: Completed translation [2019-12-01 23:28:20,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20 WrapperNode [2019-12-01 23:28:20,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 23:28:20,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 23:28:20,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 23:28:20,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 23:28:20,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 23:28:20,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 23:28:20,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 23:28:20,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 23:28:20,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... [2019-12-01 23:28:20,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 23:28:20,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 23:28:20,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 23:28:20,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 23:28:20,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:28:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/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 23:28:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 23:28:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 23:28:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 23:28:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 23:28:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 23:28:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 23:28:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 23:28:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 23:28:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 23:28:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 23:28:20,800 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 23:28:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 23:28:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 23:28:20,800 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 23:28:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 23:28:20,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 23:28:21,340 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 23:28:21,340 INFO L287 CfgBuilder]: Removed 40 assume(true) statements. [2019-12-01 23:28:21,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:28:21 BoogieIcfgContainer [2019-12-01 23:28:21,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 23:28:21,342 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 23:28:21,342 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 23:28:21,349 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 23:28:21,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:28:21" (1/1) ... [2019-12-01 23:28:21,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 23:28:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:28:21,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-12-01 23:28:21,384 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-12-01 23:28:21,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 23:28:21,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:28:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:28:21,568 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 23:28:21,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:28:21,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-12-01 23:28:21,577 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-12-01 23:28:21,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 23:28:21,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:28:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:28:21,633 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 23:28:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:28:21,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-12-01 23:28:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-12-01 23:28:21,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 23:28:21,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:28:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:28:21,783 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 23:28:21,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:28:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2019-12-01 23:28:21,974 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2019-12-01 23:28:21,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 23:28:21,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:28:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:28:22,053 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 23:28:22,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:28:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2019-12-01 23:28:22,344 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2019-12-01 23:28:22,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 23:28:22,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:28:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:28:22,403 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 23:28:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:28:22,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions. [2019-12-01 23:28:22,546 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2019-12-01 23:28:22,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 23:28:22,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:28:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:28:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:28:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:28:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:28:22,804 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. [2019-12-01 23:28:22,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 11:28:22 ImpRootNode [2019-12-01 23:28:22,912 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 23:28:22,913 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 23:28:22,913 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 23:28:22,913 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 23:28:22,914 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:28:21" (3/4) ... [2019-12-01 23:28:22,915 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 23:28:23,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_607ce929-2a27-41ac-af1d-58289306ec9d/bin/ukojak/witness.graphml [2019-12-01 23:28:23,001 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 23:28:23,003 INFO L168 Benchmark]: Toolchain (without parser) took 2637.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 939.4 MB in the beginning and 959.3 MB in the end (delta: -19.9 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. [2019-12-01 23:28:23,003 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:28:23,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -117.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-01 23:28:23,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.34 ms. Allocated memory is still 1.1 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. [2019-12-01 23:28:23,005 INFO L168 Benchmark]: Boogie Preprocessor took 23.33 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:28:23,005 INFO L168 Benchmark]: RCFGBuilder took 585.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 978.2 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. [2019-12-01 23:28:23,005 INFO L168 Benchmark]: CodeCheck took 1571.10 ms. Allocated memory is still 1.1 GB. Free memory was 978.2 MB in the beginning and 971.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-01 23:28:23,006 INFO L168 Benchmark]: Witness Printer took 88.47 ms. Allocated memory is still 1.1 GB. Free memory was 971.4 MB in the beginning and 959.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-12-01 23:28:23,008 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 7 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.4s, OverallIterations: 6, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 738 SDtfs, 196 SDslu, 380 SDs, 0 SdLazy, 546 SolverSat, 166 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 817 GetRequests, 775 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 509 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 5198 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 556]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L120] int pumpRunning = 0; [L121] int systemActive = 1; [L324] int cleanupTimeShifts = 4; [L423] int waterLevel = 1; [L424] int methaneLevelCritical = 0; [L730] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L400] int retValue_acc ; [L401] int tmp ; [L543] int retValue_acc ; [L546] retValue_acc = 1 [L547] return (retValue_acc); [L407] tmp = valid_product() [L409] COND TRUE \read(tmp) [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L441] COND TRUE waterLevel < 2 [L442] waterLevel = waterLevel + 1 [L67] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp___2)) [L89] tmp___1 = __VERIFIER_nondet_int() [L91] COND TRUE \read(tmp___1) [L276] COND FALSE !(\read(pumpRunning)) [L283] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L100] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L128] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L135] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L291] int tmp ; [L292] int tmp___0 ; [L293] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L297] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L462] int retValue_acc ; [L465] retValue_acc = methaneLevelCritical [L466] return (retValue_acc); [L297] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L297] tmp = isMethaneLevelCritical() [L299] COND FALSE !(\read(tmp)) [L494] int retValue_acc ; [L497] retValue_acc = waterLevel [L498] return (retValue_acc); [L303] tmp___0 = getWaterLevel() [L305] COND TRUE tmp___0 == 2 [L209] int retValue_acc ; [L212] retValue_acc = pumpRunning [L213] return (retValue_acc); [L307] tmp___1 = isPumpRunning() [L309] 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] [L556] __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 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 326.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 72.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -117.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.34 ms. Allocated memory is still 1.1 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 23.33 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 585.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 978.2 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. * CodeCheck took 1571.10 ms. Allocated memory is still 1.1 GB. Free memory was 978.2 MB in the beginning and 971.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Witness Printer took 88.47 ms. Allocated memory is still 1.1 GB. Free memory was 971.4 MB in the beginning and 959.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...