./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/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 d64d9b1029a36f4dbed006d1e1d8543a0c6e0731 .......................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:15:42,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:15:42,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:15:42,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:15:42,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:15:42,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:15:42,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:15:42,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:15:42,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:15:42,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:15:42,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:15:42,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:15:42,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:15:42,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:15:42,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:15:42,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:15:42,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:15:42,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:15:42,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:15:42,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:15:42,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:15:42,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:15:42,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:15:42,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:15:42,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:15:42,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:15:42,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:15:42,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:15:42,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:15:42,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:15:42,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:15:42,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:15:42,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:15:42,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:15:42,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:15:42,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:15:42,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:15:42,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:15:42,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:15:42,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:15:42,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:15:42,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:15:42,495 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:15:42,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:15:42,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:15:42,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:15:42,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:15:42,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:15:42,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:15:42,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:15:42,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:15:42,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:15:42,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:15:42,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:15:42,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:15:42,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:15:42,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:15:42,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:15:42,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:15:42,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:15:42,499 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:15:42,499 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:15:42,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:15:42,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:15:42,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:15:42,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:15:42,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:15:42,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:15:42,501 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:15:42,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:15:42,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:15:42,501 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_dc8830ff-2161-4258-9c5d-9ae973717279/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 -> d64d9b1029a36f4dbed006d1e1d8543a0c6e0731 [2019-11-26 02:15:42,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:15:42,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:15:42,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:15:42,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:15:42,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:15:42,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c [2019-11-26 02:15:42,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/data/1efb74ff6/6594bee4be314455b41aef35b9bfc283/FLAGe67d516a2 [2019-11-26 02:15:43,216 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:15:43,230 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c [2019-11-26 02:15:43,241 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/data/1efb74ff6/6594bee4be314455b41aef35b9bfc283/FLAGe67d516a2 [2019-11-26 02:15:43,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/data/1efb74ff6/6594bee4be314455b41aef35b9bfc283 [2019-11-26 02:15:43,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:15:43,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:15:43,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:15:43,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:15:43,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:15:43,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a60956a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:43, skipping insertion in model container [2019-11-26 02:15:43,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:15:43" (1/1) ... [2019-11-26 02:15:43,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:15:43,620 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:15:44,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:15:44,033 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:15:44,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:15:44,156 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:15:44,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44 WrapperNode [2019-11-26 02:15:44,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:15:44,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:15:44,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:15:44,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:15:44,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:15:44,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:15:44,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:15:44,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:15:44,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... [2019-11-26 02:15:44,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:15:44,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:15:44,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:15:44,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:15:44,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:15:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:15:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:15:44,328 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:15:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:15:44,329 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:15:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:15:44,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:15:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:15:44,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:15:44,330 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:15:44,330 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:15:44,330 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:15:44,330 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:15:44,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:15:44,331 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:15:44,331 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:15:44,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:15:44,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:15:45,345 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:15:45,345 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-26 02:15:45,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:45 BoogieIcfgContainer [2019-11-26 02:15:45,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:15:45,347 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:15:45,347 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:15:45,356 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:15:45,356 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:45" (1/1) ... [2019-11-26 02:15:45,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:15:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2019-11-26 02:15:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2019-11-26 02:15:45,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:15:45,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:45,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:45,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2019-11-26 02:15:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2019-11-26 02:15:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:15:45,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:45,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:45,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-11-26 02:15:45,843 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-11-26 02:15:45,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:15:45,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:45,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:46,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2019-11-26 02:15:46,116 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2019-11-26 02:15:46,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:15:46,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:46,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:46,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2019-11-26 02:15:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2019-11-26 02:15:46,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:15:46,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:46,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:46,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2019-11-26 02:15:46,265 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2019-11-26 02:15:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:15:46,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:46,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2019-11-26 02:15:46,322 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2019-11-26 02:15:46,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:15:46,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:46,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:46,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2019-11-26 02:15:46,971 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2019-11-26 02:15:46,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:15:46,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:47,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 89 states and 140 transitions. [2019-11-26 02:15:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2019-11-26 02:15:47,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:15:47,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:15:47,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:15:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2019-11-26 02:15:47,356 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2019-11-26 02:15:47,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:15:47,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:15:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:15:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:15:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:15:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:15:47,744 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2019-11-26 02:15:47,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:15:47 ImpRootNode [2019-11-26 02:15:47,831 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:15:47,831 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:15:47,831 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:15:47,832 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:15:47,832 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:45" (3/4) ... [2019-11-26 02:15:47,834 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:15:47,920 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dc8830ff-2161-4258-9c5d-9ae973717279/bin/ukojak/witness.graphml [2019-11-26 02:15:47,920 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:15:47,922 INFO L168 Benchmark]: Toolchain (without parser) took 4348.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:47,922 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:15:47,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -213.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:47,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:47,925 INFO L168 Benchmark]: Boogie Preprocessor took 51.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:47,927 INFO L168 Benchmark]: RCFGBuilder took 1080.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:47,927 INFO L168 Benchmark]: CodeCheck took 2484.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -23.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:15:47,928 INFO L168 Benchmark]: Witness Printer took 89.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:47,932 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.3s, OverallIterations: 10, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11724 SDtfs, 3632 SDslu, 5608 SDs, 0 SdLazy, 4000 SolverSat, 1224 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1621 GetRequests, 1579 SyntacticMatches, 10 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 231 NumberOfCodeBlocks, 231 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 10860 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L490] int cleanupTimeShifts = 4; [L594] int waterLevel = 1; [L595] int methaneLevelCritical = 0; [L753] int pumpRunning = 0; [L754] int systemActive = 1; [L293] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L568] int retValue_acc ; [L569] int tmp ; [L78] int retValue_acc ; [L81] retValue_acc = 1 [L82] return (retValue_acc); [L575] tmp = valid_product() [L577] COND TRUE \read(tmp) [L685] int splverifierCounter ; [L686] int tmp ; [L687] int tmp___0 ; [L688] int tmp___1 ; [L689] int tmp___2 ; [L692] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L694] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L696] COND TRUE splverifierCounter < 4 [L702] tmp = __VERIFIER_nondet_int() [L704] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L706] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L612] COND TRUE waterLevel < 2 [L613] waterLevel = waterLevel + 1 [L706] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L712] tmp___0 = __VERIFIER_nondet_int() [L714] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L722] tmp___2 = __VERIFIER_nondet_int() [L724] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L739] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L760] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L767] COND TRUE \read(systemActive) [L789] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L792] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L807] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L91] int tmp ; [L92] int tmp___0 ; [L93] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L97] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L633] int retValue_acc ; [L636] retValue_acc = methaneLevelCritical [L637] return (retValue_acc); [L97] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L97] tmp = isMethaneLevelCritical() [L99] COND FALSE !(\read(tmp)) [L665] int retValue_acc ; [L668] retValue_acc = waterLevel [L669] return (retValue_acc); [L103] tmp___0 = getWaterLevel() [L105] COND TRUE tmp___0 == 2 [L841] int retValue_acc ; [L844] retValue_acc = pumpRunning [L845] return (retValue_acc); [L107] tmp___1 = isPumpRunning() [L109] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 582.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -213.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1080.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 2484.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -23.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 89.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...