./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product52.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_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/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 406c0cc89d56bc86617076fb4c755244f0ec13e7 ............................................................................................................................................................................................................................................................................................................................................... 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 13:53:19,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 13:53:19,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 13:53:19,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 13:53:19,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 13:53:19,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 13:53:19,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 13:53:19,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 13:53:19,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 13:53:19,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 13:53:19,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 13:53:19,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 13:53:19,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 13:53:19,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 13:53:19,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 13:53:19,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 13:53:19,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 13:53:19,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 13:53:19,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 13:53:19,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 13:53:19,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 13:53:19,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 13:53:19,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 13:53:19,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 13:53:19,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 13:53:19,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 13:53:19,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 13:53:19,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 13:53:19,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 13:53:19,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 13:53:19,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 13:53:19,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 13:53:19,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 13:53:19,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 13:53:19,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 13:53:19,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 13:53:19,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 13:53:19,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 13:53:19,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 13:53:19,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 13:53:19,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 13:53:19,578 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 13:53:19,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 13:53:19,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 13:53:19,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 13:53:19,589 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 13:53:19,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 13:53:19,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 13:53:19,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 13:53:19,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 13:53:19,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 13:53:19,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 13:53:19,591 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 13:53:19,591 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 13:53:19,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 13:53:19,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 13:53:19,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 13:53:19,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 13:53:19,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 13:53:19,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 13:53:19,592 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 13:53:19,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 13:53:19,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 13:53:19,592 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_785bd6d3-b654-4d65-8d39-b3591aee27a9/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 -> 406c0cc89d56bc86617076fb4c755244f0ec13e7 [2019-12-01 13:53:19,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 13:53:19,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 13:53:19,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 13:53:19,703 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 13:53:19,703 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 13:53:19,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c [2019-12-01 13:53:19,741 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/data/bd9080c1a/616550e994a04684876694104eed2227/FLAG3efb30ed3 [2019-12-01 13:53:20,205 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 13:53:20,205 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c [2019-12-01 13:53:20,213 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/data/bd9080c1a/616550e994a04684876694104eed2227/FLAG3efb30ed3 [2019-12-01 13:53:20,222 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/data/bd9080c1a/616550e994a04684876694104eed2227 [2019-12-01 13:53:20,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 13:53:20,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 13:53:20,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 13:53:20,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 13:53:20,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 13:53:20,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4401afc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20, skipping insertion in model container [2019-12-01 13:53:20,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 13:53:20,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 13:53:20,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 13:53:20,486 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 13:53:20,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 13:53:20,565 INFO L208 MainTranslator]: Completed translation [2019-12-01 13:53:20,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20 WrapperNode [2019-12-01 13:53:20,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 13:53:20,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 13:53:20,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 13:53:20,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 13:53:20,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 13:53:20,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 13:53:20,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 13:53:20,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 13:53:20,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... [2019-12-01 13:53:20,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 13:53:20,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 13:53:20,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 13:53:20,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 13:53:20,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:53:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/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 13:53:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 13:53:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 13:53:20,671 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 13:53:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 13:53:20,671 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 13:53:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 13:53:20,671 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 13:53:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 13:53:20,671 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 13:53:20,671 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-12-01 13:53:20,672 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-12-01 13:53:20,672 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 13:53:20,672 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 13:53:20,672 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 13:53:20,672 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 13:53:20,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 13:53:20,672 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 13:53:20,672 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 13:53:20,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 13:53:20,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 13:53:21,257 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 13:53:21,257 INFO L287 CfgBuilder]: Removed 44 assume(true) statements. [2019-12-01 13:53:21,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:53:21 BoogieIcfgContainer [2019-12-01 13:53:21,258 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 13:53:21,259 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 13:53:21,259 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 13:53:21,265 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 13:53:21,266 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:53:21" (1/1) ... [2019-12-01 13:53:21,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 13:53:21,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:53:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2019-12-01 13:53:21,298 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2019-12-01 13:53:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 13:53:21,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:53:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:53:21,444 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 13:53:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:53:21,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2019-12-01 13:53:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2019-12-01 13:53:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 13:53:21,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:53:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:53:21,508 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 13:53:21,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:53:21,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-12-01 13:53:21,524 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-12-01 13:53:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 13:53:21,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:53:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:53:21,568 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 13:53:21,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:53:21,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2019-12-01 13:53:21,587 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-12-01 13:53:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 13:53:21,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:53:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:53:21,621 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 13:53:21,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:53:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2019-12-01 13:53:21,708 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2019-12-01 13:53:21,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 13:53:21,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:53:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:53:21,747 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 13:53:21,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:53:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2019-12-01 13:53:21,757 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-12-01 13:53:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 13:53:21,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:53:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:53:21,793 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 13:53:21,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:53:21,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2019-12-01 13:53:21,802 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2019-12-01 13:53:21,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 13:53:21,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:53:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 13:53:21,865 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 13:53:22,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 13:53:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2019-12-01 13:53:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2019-12-01 13:53:22,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 13:53:22,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 13:53:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 13:53:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 13:53:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 13:53:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 13:53:22,515 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-12-01 13:53:22,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:53:22 ImpRootNode [2019-12-01 13:53:22,623 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 13:53:22,624 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 13:53:22,624 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 13:53:22,624 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 13:53:22,624 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:53:21" (3/4) ... [2019-12-01 13:53:22,626 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 13:53:22,698 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_785bd6d3-b654-4d65-8d39-b3591aee27a9/bin/ukojak/witness.graphml [2019-12-01 13:53:22,698 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 13:53:22,700 INFO L168 Benchmark]: Toolchain (without parser) took 2474.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 943.6 MB in the beginning and 1.0 GB in the end (delta: -104.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2019-12-01 13:53:22,700 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 13:53:22,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -160.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-12-01 13:53:22,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.09 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 13:53:22,701 INFO L168 Benchmark]: Boogie Preprocessor took 23.07 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 13:53:22,702 INFO L168 Benchmark]: RCFGBuilder took 631.12 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: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. [2019-12-01 13:53:22,702 INFO L168 Benchmark]: CodeCheck took 1364.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -49.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 13:53:22,702 INFO L168 Benchmark]: Witness Printer took 74.85 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-12-01 13:53:22,704 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 62 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.2s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2912 SDtfs, 624 SDslu, 1092 SDs, 0 SdLazy, 852 SolverSat, 288 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1177 GetRequests, 1147 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 853]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L84] int waterLevel = 1; [L85] int methaneLevelCritical = 0; [L356] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L559] int pumpRunning = 0; [L560] int systemActive = 1; [L896] int cleanupTimeShifts = 4; [L969] int retValue_acc ; [L970] int tmp ; [L887] int retValue_acc ; [L890] retValue_acc = 1 [L891] return (retValue_acc); [L976] tmp = valid_product() [L978] COND TRUE \read(tmp) [L781] int splverifierCounter ; [L782] int tmp ; [L783] int tmp___0 ; [L784] int tmp___1 ; [L785] int tmp___2 ; [L788] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L790] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L792] COND TRUE splverifierCounter < 4 [L798] tmp = __VERIFIER_nondet_int() [L800] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L802] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L102] COND TRUE waterLevel < 2 [L103] waterLevel = waterLevel + 1 [L802] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L808] tmp___0 = __VERIFIER_nondet_int() [L810] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L818] tmp___2 = __VERIFIER_nondet_int() [L820] COND FALSE !(\read(tmp___2)) [L826] tmp___1 = __VERIFIER_nondet_int() [L828] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L759] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L766] 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] [L566] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L573] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L45] int tmp ; [L46] int tmp___0 ; [L47] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L123] int retValue_acc ; [L126] retValue_acc = methaneLevelCritical [L127] return (retValue_acc); [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) [L155] int retValue_acc ; [L158] retValue_acc = waterLevel [L159] return (retValue_acc); [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 [L673] int retValue_acc ; [L676] retValue_acc = pumpRunning [L677] return (retValue_acc); [L61] tmp___1 = isPumpRunning() [L63] 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] [L853] __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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 340.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -160.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.09 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 23.07 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 631.12 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: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. * CodeCheck took 1364.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -49.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 74.85 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: 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...