./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product43.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_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product43.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/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 6b50f176f9cc083683ce70010cc4357ff865e696 ............................................................................................................................................................................................................................................................................................................. 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 21:52:28,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 21:52:28,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 21:52:28,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 21:52:28,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 21:52:28,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 21:52:28,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 21:52:28,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 21:52:28,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 21:52:28,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 21:52:28,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 21:52:28,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 21:52:28,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 21:52:28,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 21:52:28,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 21:52:28,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 21:52:28,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 21:52:28,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 21:52:28,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 21:52:28,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 21:52:28,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 21:52:28,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 21:52:28,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 21:52:28,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 21:52:28,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 21:52:28,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 21:52:28,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 21:52:28,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 21:52:28,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 21:52:28,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 21:52:28,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 21:52:28,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 21:52:28,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 21:52:28,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 21:52:28,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 21:52:28,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 21:52:28,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 21:52:28,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 21:52:28,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 21:52:28,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 21:52:28,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 21:52:28,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 21:52:28,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 21:52:28,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 21:52:28,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 21:52:28,706 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 21:52:28,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 21:52:28,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 21:52:28,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 21:52:28,707 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 21:52:28,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 21:52:28,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 21:52:28,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 21:52:28,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 21:52:28,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 21:52:28,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 21:52:28,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 21:52:28,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 21:52:28,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 21:52:28,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 21:52:28,709 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 21:52:28,709 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 21:52:28,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 21:52:28,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 21:52:28,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 21:52:28,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 21:52:28,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 21:52:28,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 21:52:28,710 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 21:52:28,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 21:52:28,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 21:52:28,711 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_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/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 -> 6b50f176f9cc083683ce70010cc4357ff865e696 [2019-12-01 21:52:28,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 21:52:28,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 21:52:28,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 21:52:28,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 21:52:28,830 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 21:52:28,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product43.cil.c [2019-12-01 21:52:28,873 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/data/80d6b22ca/6824b8acf2c2488ba327228843e054d3/FLAG1a852ab48 [2019-12-01 21:52:29,350 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 21:52:29,351 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/sv-benchmarks/c/product-lines/minepump_spec3_product43.cil.c [2019-12-01 21:52:29,359 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/data/80d6b22ca/6824b8acf2c2488ba327228843e054d3/FLAG1a852ab48 [2019-12-01 21:52:29,367 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/data/80d6b22ca/6824b8acf2c2488ba327228843e054d3 [2019-12-01 21:52:29,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 21:52:29,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 21:52:29,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 21:52:29,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 21:52:29,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 21:52:29,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c28c768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29, skipping insertion in model container [2019-12-01 21:52:29,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 21:52:29,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 21:52:29,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 21:52:29,619 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 21:52:29,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 21:52:29,687 INFO L208 MainTranslator]: Completed translation [2019-12-01 21:52:29,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29 WrapperNode [2019-12-01 21:52:29,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 21:52:29,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 21:52:29,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 21:52:29,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 21:52:29,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 21:52:29,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 21:52:29,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 21:52:29,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 21:52:29,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... [2019-12-01 21:52:29,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 21:52:29,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 21:52:29,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 21:52:29,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 21:52:29,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:52:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/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 21:52:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 21:52:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 21:52:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 21:52:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 21:52:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 21:52:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 21:52:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 21:52:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 21:52:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 21:52:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 21:52:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 21:52:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 21:52:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 21:52:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 21:52:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 21:52:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 21:52:30,316 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 21:52:30,316 INFO L287 CfgBuilder]: Removed 44 assume(true) statements. [2019-12-01 21:52:30,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:52:30 BoogieIcfgContainer [2019-12-01 21:52:30,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 21:52:30,317 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 21:52:30,317 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 21:52:30,324 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 21:52:30,324 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:52:30" (1/1) ... [2019-12-01 21:52:30,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 21:52:30,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:52:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2019-12-01 21:52:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2019-12-01 21:52:30,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 21:52:30,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:52:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:52:30,527 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 21:52:30,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:52:30,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-12-01 21:52:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-12-01 21:52:30,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 21:52:30,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:52:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:52:30,604 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 21:52:30,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:52:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2019-12-01 21:52:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2019-12-01 21:52:30,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 21:52:30,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:52:30,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 21:52:30,735 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 21:52:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 21:52:30,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 99 transitions. [2019-12-01 21:52:30,886 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2019-12-01 21:52:30,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 21:52:30,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 21:52:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 21:52:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 21:52:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 21:52:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 21:52:31,206 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2019-12-01 21:52:31,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 09:52:31 ImpRootNode [2019-12-01 21:52:31,293 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 21:52:31,293 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 21:52:31,293 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 21:52:31,293 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 21:52:31,294 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:52:30" (3/4) ... [2019-12-01 21:52:31,296 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 21:52:31,357 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ca57fdc0-fbc8-417f-a3eb-72e1b91b4022/bin/ukojak/witness.graphml [2019-12-01 21:52:31,357 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 21:52:31,358 INFO L168 Benchmark]: Toolchain (without parser) took 1987.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 943.4 MB in the beginning and 872.9 MB in the end (delta: 70.5 MB). Peak memory consumption was 168.0 MB. Max. memory is 11.5 GB. [2019-12-01 21:52:31,359 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 21:52:31,359 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-01 21:52:31,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.27 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 21:52:31,360 INFO L168 Benchmark]: Boogie Preprocessor took 24.07 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 21:52:31,360 INFO L168 Benchmark]: RCFGBuilder took 565.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2019-12-01 21:52:31,360 INFO L168 Benchmark]: CodeCheck took 975.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 883.7 MB in the end (delta: 119.0 MB). Peak memory consumption was 119.0 MB. Max. memory is 11.5 GB. [2019-12-01 21:52:31,361 INFO L168 Benchmark]: Witness Printer took 63.96 ms. Allocated memory is still 1.1 GB. Free memory was 883.7 MB in the beginning and 872.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-01 21:52:31,362 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, 49 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.8s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 200 SDtfs, 52 SDslu, 92 SDs, 0 SdLazy, 84 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 426 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 2190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 148]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L359] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L597] int pumpRunning = 0; [L598] int systemActive = 1; [L849] int waterLevel = 1; [L850] int methaneLevelCritical = 0; [L121] int retValue_acc ; [L122] int tmp ; [L582] int retValue_acc ; [L585] retValue_acc = 1 [L586] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L783] int splverifierCounter ; [L784] int tmp ; [L785] int tmp___0 ; [L786] int tmp___1 ; [L787] int tmp___2 ; [L790] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L792] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L794] COND TRUE splverifierCounter < 4 [L800] tmp = __VERIFIER_nondet_int() [L802] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L804] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L867] COND TRUE waterLevel < 2 [L868] waterLevel = waterLevel + 1 [L804] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L810] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L820] tmp___2 = __VERIFIER_nondet_int() [L822] COND FALSE !(\read(tmp___2)) [L826] tmp___1 = __VERIFIER_nondet_int() [L828] COND TRUE \read(tmp___1) [L770] COND FALSE !(\read(pumpRunning)) [L777] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L837] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L604] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L611] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L157] int tmp ; [L158] int tmp___0 ; [L159] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L163] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L888] int retValue_acc ; [L891] retValue_acc = methaneLevelCritical [L892] return (retValue_acc); [L163] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L163] tmp = isMethaneLevelCritical() [L165] COND FALSE !(\read(tmp)) [L920] int retValue_acc ; [L923] retValue_acc = waterLevel [L924] return (retValue_acc); [L169] tmp___0 = getWaterLevel() [L171] COND TRUE tmp___0 == 2 [L703] int retValue_acc ; [L706] retValue_acc = pumpRunning [L707] return (retValue_acc); [L173] tmp___1 = isPumpRunning() [L175] 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] [L148] __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 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 317.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.27 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 24.07 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 565.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * CodeCheck took 975.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 883.7 MB in the end (delta: 119.0 MB). Peak memory consumption was 119.0 MB. Max. memory is 11.5 GB. * Witness Printer took 63.96 ms. Allocated memory is still 1.1 GB. Free memory was 883.7 MB in the beginning and 872.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...