./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product25_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product25_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/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 87372a1a98819a475f7685500d732b7a3f8e7449 ............................................................................................................................................................................................................................................................................................................................................................ 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 0.1.23-635dfa2 [2018-12-09 01:23:36,705 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:23:36,706 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:23:36,712 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:23:36,712 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:23:36,712 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:23:36,713 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:23:36,714 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:23:36,714 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:23:36,715 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:23:36,715 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:23:36,715 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:23:36,716 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:23:36,716 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:23:36,717 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:23:36,717 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:23:36,717 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:23:36,718 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:23:36,719 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:23:36,720 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:23:36,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:23:36,721 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:23:36,722 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:23:36,722 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:23:36,722 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:23:36,723 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:23:36,723 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:23:36,724 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:23:36,724 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:23:36,725 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:23:36,725 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:23:36,725 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:23:36,725 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:23:36,725 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:23:36,726 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:23:36,726 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:23:36,726 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:23:36,734 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:23:36,734 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:23:36,734 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:23:36,734 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:23:36,735 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:23:36,735 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:23:36,735 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:23:36,735 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:23:36,735 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:23:36,735 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:23:36,735 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:23:36,735 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:23:36,735 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:23:36,735 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:23:36,736 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:23:36,736 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:23:36,736 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:23:36,736 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:23:36,736 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:23:36,736 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:23:36,736 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:23:36,736 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:23:36,736 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:23:36,736 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:23:36,736 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:23:36,737 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:23:36,737 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:23:36,737 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:23:36,737 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:23:36,737 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/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 -> 87372a1a98819a475f7685500d732b7a3f8e7449 [2018-12-09 01:23:36,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:23:36,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:23:36,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:23:36,767 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:23:36,768 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:23:36,768 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product25_false-unreach-call_false-termination.cil.c [2018-12-09 01:23:36,811 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/data/64d1eb694/8acf27bc07ec4acb8590e4928d96fc41/FLAG7853f52e1 [2018-12-09 01:23:37,249 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:23:37,249 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/sv-benchmarks/c/product-lines/minepump_spec3_product25_false-unreach-call_false-termination.cil.c [2018-12-09 01:23:37,255 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/data/64d1eb694/8acf27bc07ec4acb8590e4928d96fc41/FLAG7853f52e1 [2018-12-09 01:23:37,263 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/data/64d1eb694/8acf27bc07ec4acb8590e4928d96fc41 [2018-12-09 01:23:37,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:23:37,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:23:37,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:23:37,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:23:37,268 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:23:37,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37, skipping insertion in model container [2018-12-09 01:23:37,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:23:37,295 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:23:37,438 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:23:37,482 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:23:37,526 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:23:37,539 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:23:37,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37 WrapperNode [2018-12-09 01:23:37,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:23:37,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:23:37,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:23:37,540 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:23:37,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:23:37,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:23:37,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:23:37,571 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:23:37,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... [2018-12-09 01:23:37,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:23:37,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:23:37,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:23:37,588 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:23:37,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:23:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/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 [2018-12-09 01:23:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:23:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 01:23:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 01:23:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 01:23:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 01:23:37,620 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 01:23:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 01:23:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 01:23:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 01:23:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 01:23:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 01:23:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 01:23:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 01:23:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 01:23:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:23:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:23:38,017 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:23:38,017 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-09 01:23:38,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:23:38 BoogieIcfgContainer [2018-12-09 01:23:38,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:23:38,017 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:23:38,017 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:23:38,024 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:23:38,024 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:23:38" (1/1) ... [2018-12-09 01:23:38,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:23:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2018-12-09 01:23:38,054 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2018-12-09 01:23:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 01:23:38,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:23:38,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:23:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2018-12-09 01:23:38,173 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2018-12-09 01:23:38,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 01:23:38,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:23:38,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:23:38,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-09 01:23:38,239 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-09 01:23:38,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 01:23:38,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:23:38,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:23:38,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2018-12-09 01:23:38,350 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2018-12-09 01:23:38,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 01:23:38,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:23:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:23:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 68 states and 102 transitions. [2018-12-09 01:23:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 102 transitions. [2018-12-09 01:23:38,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 01:23:38,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:23:38,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:23:38,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 84 states and 138 transitions. [2018-12-09 01:23:38,873 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 138 transitions. [2018-12-09 01:23:38,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 01:23:38,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:23:38,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:23:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 85 states and 141 transitions. [2018-12-09 01:23:38,904 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 141 transitions. [2018-12-09 01:23:38,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 01:23:38,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:23:38,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:23:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 86 states and 142 transitions. [2018-12-09 01:23:38,954 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 142 transitions. [2018-12-09 01:23:38,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 01:23:38,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:23:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:23:38,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:23:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 87 states and 143 transitions. [2018-12-09 01:23:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2018-12-09 01:23:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 01:23:38,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:23:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:23:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:23:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:23:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:23:39,155 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2018-12-09 01:23:39,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:23:39 ImpRootNode [2018-12-09 01:23:39,235 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:23:39,235 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:23:39,235 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:23:39,236 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:23:39,236 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:23:38" (3/4) ... [2018-12-09 01:23:39,238 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 01:23:39,303 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b4edfaa0-6ead-472d-b206-9b43dd58cf29/bin-2019/ukojak/witness.graphml [2018-12-09 01:23:39,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:23:39,304 INFO L168 Benchmark]: Toolchain (without parser) took 2038.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.9 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -57.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:23:39,305 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:23:39,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -112.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:23:39,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.02 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. [2018-12-09 01:23:39,306 INFO L168 Benchmark]: Boogie Preprocessor took 17.37 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. [2018-12-09 01:23:39,306 INFO L168 Benchmark]: RCFGBuilder took 429.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.6 MB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:23:39,307 INFO L168 Benchmark]: CodeCheck took 1217.67 ms. Allocated memory is still 1.1 GB. Free memory was 992.6 MB in the beginning and 1.0 GB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:23:39,307 INFO L168 Benchmark]: Witness Printer took 68.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-12-09 01:23:39,309 INFO L336 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, 67 locations, 1 error locations. UNSAFE Result, 1.1s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5990 SDtfs, 2380 SDslu, 3820 SDs, 0 SdLazy, 3596 SolverSat, 842 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1431 GetRequests, 1395 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 370 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 199 NumberOfCodeBlocks, 199 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 7484 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 82]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L256] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L458] int waterLevel = 1; [L459] int methaneLevelCritical = 0; [L585] int cleanupTimeShifts = 4; [L686] int pumpRunning = 0; [L687] int systemActive = 1; [L661] int retValue_acc ; [L662] int tmp ; [L576] int retValue_acc ; [L579] retValue_acc = 1 [L580] return (retValue_acc); [L668] tmp = valid_product() [L670] COND TRUE \read(tmp) [L857] int splverifierCounter ; [L858] int tmp ; [L859] int tmp___0 ; [L860] int tmp___1 ; [L861] int tmp___2 ; [L864] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L866] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L868] COND TRUE splverifierCounter < 4 [L874] tmp = __VERIFIER_nondet_int() [L876] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L878] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L476] COND TRUE waterLevel < 2 [L477] waterLevel = waterLevel + 1 [L878] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L884] tmp___0 = __VERIFIER_nondet_int() [L886] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L894] tmp___2 = __VERIFIER_nondet_int() [L896] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L909] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L693] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L700] COND TRUE \read(systemActive) [L722] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L725] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L740] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, 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=1, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L497] int retValue_acc ; [L500] retValue_acc = methaneLevelCritical [L501] return (retValue_acc); [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) [L529] int retValue_acc ; [L532] retValue_acc = waterLevel [L533] return (retValue_acc); [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 [L792] int retValue_acc ; [L795] retValue_acc = pumpRunning [L796] 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=1, waterLevel=2] [L82] __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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 273.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 73.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -112.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.02 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. * Boogie Preprocessor took 17.37 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. * RCFGBuilder took 429.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.6 MB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. * CodeCheck took 1217.67 ms. Allocated memory is still 1.1 GB. Free memory was 992.6 MB in the beginning and 1.0 GB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 68.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...