./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product43_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_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product43_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/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 6b50f176f9cc083683ce70010cc4357ff865e696 ............................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 19:02:53,798 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:02:53,798 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:02:53,806 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:02:53,806 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:02:53,806 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:02:53,807 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:02:53,808 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:02:53,809 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:02:53,810 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:02:53,810 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:02:53,810 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:02:53,811 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:02:53,812 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:02:53,812 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:02:53,813 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:02:53,813 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:02:53,814 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:02:53,816 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:02:53,817 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:02:53,817 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:02:53,818 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:02:53,820 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:02:53,820 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:02:53,820 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:02:53,821 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:02:53,821 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:02:53,822 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:02:53,823 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:02:53,823 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:02:53,823 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:02:53,824 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:02:53,824 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:02:53,824 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:02:53,825 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:02:53,825 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:02:53,825 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 19:02:53,836 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:02:53,836 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:02:53,836 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:02:53,837 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 19:02:53,837 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 19:02:53,837 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 19:02:53,837 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 19:02:53,838 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:02:53,839 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 19:02:53,839 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 19:02:53,839 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:02:53,839 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:02:53,839 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 19:02:53,839 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:02:53,839 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:02:53,839 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:02:53,839 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 19:02:53,840 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:02:53,840 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:02:53,840 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_365f05a1-4cdf-4bea-bea5-49634ca29ed8/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 -> 6b50f176f9cc083683ce70010cc4357ff865e696 [2018-12-08 19:02:53,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:02:53,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:02:53,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:02:53,874 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:02:53,875 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:02:53,875 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product43_false-unreach-call_false-termination.cil.c [2018-12-08 19:02:53,912 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/data/dfaa2b23b/0db97b633b6942c7b366afdd02597fbe/FLAG9727e95ac [2018-12-08 19:02:54,323 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:02:54,324 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/sv-benchmarks/c/product-lines/minepump_spec3_product43_false-unreach-call_false-termination.cil.c [2018-12-08 19:02:54,329 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/data/dfaa2b23b/0db97b633b6942c7b366afdd02597fbe/FLAG9727e95ac [2018-12-08 19:02:54,337 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/data/dfaa2b23b/0db97b633b6942c7b366afdd02597fbe [2018-12-08 19:02:54,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:02:54,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:02:54,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:02:54,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:02:54,343 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:02:54,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54, skipping insertion in model container [2018-12-08 19:02:54,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:02:54,369 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:02:54,515 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:02:54,562 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:02:54,607 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:02:54,622 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:02:54,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54 WrapperNode [2018-12-08 19:02:54,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:02:54,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:02:54,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:02:54,623 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:02:54,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:02:54,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:02:54,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:02:54,655 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:02:54,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... [2018-12-08 19:02:54,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:02:54,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:02:54,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:02:54,672 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:02:54,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:02:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/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 [2018-12-08 19:02:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 19:02:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 19:02:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 19:02:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 19:02:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 19:02:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 19:02:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 19:02:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 19:02:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 19:02:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 19:02:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 19:02:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 19:02:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 19:02:54,708 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 19:02:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:02:54,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:02:55,086 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:02:55,086 INFO L280 CfgBuilder]: Removed 44 assue(true) statements. [2018-12-08 19:02:55,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:02:55 BoogieIcfgContainer [2018-12-08 19:02:55,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:02:55,087 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 19:02:55,087 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 19:02:55,095 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 19:02:55,095 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:02:55" (1/1) ... [2018-12-08 19:02:55,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:02:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:02:55,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2018-12-08 19:02:55,126 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2018-12-08 19:02:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 19:02:55,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:02:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:02:55,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:02:55,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:02:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-08 19:02:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-08 19:02:55,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 19:02:55,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:02:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:02:55,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:02:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:02:55,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2018-12-08 19:02:55,316 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-12-08 19:02:55,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 19:02:55,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:02:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:02:55,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:02:55,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:02:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 99 transitions. [2018-12-08 19:02:55,518 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2018-12-08 19:02:55,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 19:02:55,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:02:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:02:55,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:02:55,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 19:02:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2018-12-08 19:02:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2018-12-08 19:02:55,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 19:02:55,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 19:02:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:02:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:02:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:02:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 19:02:56,028 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2018-12-08 19:02:56,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 07:02:56 ImpRootNode [2018-12-08 19:02:56,089 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 19:02:56,090 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:02:56,090 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:02:56,090 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:02:56,090 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:02:55" (3/4) ... [2018-12-08 19:02:56,092 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 19:02:56,159 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_365f05a1-4cdf-4bea-bea5-49634ca29ed8/bin-2019/ukojak/witness.graphml [2018-12-08 19:02:56,159 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:02:56,159 INFO L168 Benchmark]: Toolchain (without parser) took 1819.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -126.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:02:56,160 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:02:56,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-08 19:02:56,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.14 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 19:02:56,161 INFO L168 Benchmark]: Boogie Preprocessor took 17.18 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. [2018-12-08 19:02:56,161 INFO L168 Benchmark]: RCFGBuilder took 414.81 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: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2018-12-08 19:02:56,161 INFO L168 Benchmark]: CodeCheck took 1002.54 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: -71.6 MB). Peak memory consumption was 193.4 MB. Max. memory is 11.5 GB. [2018-12-08 19:02:56,161 INFO L168 Benchmark]: Witness Printer took 69.06 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2018-12-08 19:02:56,163 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, 74 locations, 1 error locations. UNSAFE Result, 0.9s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 418 SDtfs, 132 SDslu, 258 SDs, 0 SdLazy, 234 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 654 GetRequests, 621 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 75 ConstructedInterpolants, 0 QuantifiedInterpolants, 3501 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 148]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L359] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L597] int pumpRunning = 0; [L598] int systemActive = 1; [L849] int waterLevel = 1; [L850] int methaneLevelCritical = 0; [L121] int retValue_acc ; [L122] int tmp ; [L582] int retValue_acc ; [L585] retValue_acc = 1 [L586] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L783] int splverifierCounter ; [L784] int tmp ; [L785] int tmp___0 ; [L786] int tmp___1 ; [L787] int tmp___2 ; [L790] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L792] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L794] COND TRUE splverifierCounter < 4 [L800] tmp = __VERIFIER_nondet_int() [L802] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L804] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L867] COND TRUE waterLevel < 2 [L868] waterLevel = waterLevel + 1 [L804] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L810] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L820] tmp___2 = __VERIFIER_nondet_int() [L822] COND FALSE !(\read(tmp___2)) [L826] tmp___1 = __VERIFIER_nondet_int() [L828] COND TRUE \read(tmp___1) [L770] COND FALSE !(\read(pumpRunning)) [L777] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L837] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L604] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L611] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L157] int tmp ; [L158] int tmp___0 ; [L159] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L163] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L888] int retValue_acc ; [L891] retValue_acc = methaneLevelCritical [L892] return (retValue_acc); [L163] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L163] tmp = isMethaneLevelCritical() [L165] COND FALSE !(\read(tmp)) [L920] int retValue_acc ; [L923] retValue_acc = waterLevel [L924] return (retValue_acc); [L169] tmp___0 = getWaterLevel() [L171] COND TRUE tmp___0 == 2 [L703] int retValue_acc ; [L706] retValue_acc = pumpRunning [L707] return (retValue_acc); [L173] tmp___1 = isPumpRunning() [L175] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L148] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 282.31 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.14 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.18 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 414.81 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: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. * CodeCheck took 1002.54 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: -71.6 MB). Peak memory consumption was 193.4 MB. Max. memory is 11.5 GB. * Witness Printer took 69.06 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...