./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product16_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_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product16_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/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 09e3ebf9e88b37df43a29457dc1ad9a694c62daa ...................................................................................................................................................................................................................................................................................................................................................... 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 02:59:34,127 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 02:59:34,128 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 02:59:34,134 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 02:59:34,135 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 02:59:34,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 02:59:34,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 02:59:34,136 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 02:59:34,137 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 02:59:34,138 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 02:59:34,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 02:59:34,138 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 02:59:34,139 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 02:59:34,139 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 02:59:34,140 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 02:59:34,140 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 02:59:34,140 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 02:59:34,141 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 02:59:34,142 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 02:59:34,143 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 02:59:34,143 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 02:59:34,144 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 02:59:34,145 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 02:59:34,145 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 02:59:34,145 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 02:59:34,146 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 02:59:34,146 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 02:59:34,147 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 02:59:34,147 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 02:59:34,148 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 02:59:34,148 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 02:59:34,148 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 02:59:34,148 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 02:59:34,148 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 02:59:34,149 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 02:59:34,149 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 02:59:34,149 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 02:59:34,157 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 02:59:34,157 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 02:59:34,157 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 02:59:34,157 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 02:59:34,158 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 02:59:34,158 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 02:59:34,158 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 02:59:34,158 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 02:59:34,158 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 02:59:34,158 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 02:59:34,158 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 02:59:34,158 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 02:59:34,159 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 02:59:34,159 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 02:59:34,159 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 02:59:34,160 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 02:59:34,160 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 02:59:34,160 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 02:59:34,160 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 02:59:34,160 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 02:59:34,160 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 02:59:34,160 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_9e98c46a-fda1-429d-b395-a07094264249/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 -> 09e3ebf9e88b37df43a29457dc1ad9a694c62daa [2018-12-09 02:59:34,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 02:59:34,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 02:59:34,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 02:59:34,186 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 02:59:34,187 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 02:59:34,187 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product16_false-unreach-call_false-termination.cil.c [2018-12-09 02:59:34,222 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/data/8056f9859/c006de0b7620488ab5d688e8f9283613/FLAG62d4788e5 [2018-12-09 02:59:34,550 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 02:59:34,550 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/sv-benchmarks/c/product-lines/minepump_spec3_product16_false-unreach-call_false-termination.cil.c [2018-12-09 02:59:34,558 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/data/8056f9859/c006de0b7620488ab5d688e8f9283613/FLAG62d4788e5 [2018-12-09 02:59:34,566 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/data/8056f9859/c006de0b7620488ab5d688e8f9283613 [2018-12-09 02:59:34,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 02:59:34,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 02:59:34,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 02:59:34,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 02:59:34,571 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 02:59:34,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,573 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 02:59:34, skipping insertion in model container [2018-12-09 02:59:34,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 02:59:34,598 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 02:59:34,744 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:59:34,752 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 02:59:34,825 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 02:59:34,840 INFO L195 MainTranslator]: Completed translation [2018-12-09 02:59:34,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34 WrapperNode [2018-12-09 02:59:34,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 02:59:34,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 02:59:34,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 02:59:34,841 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 02:59:34,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 02:59:34,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 02:59:34,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 02:59:34,871 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 02:59:34,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... [2018-12-09 02:59:34,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 02:59:34,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 02:59:34,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 02:59:34,889 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 02:59:34,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 02:59:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/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 02:59:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 02:59:34,922 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 02:59:34,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 02:59:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 02:59:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 02:59:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 02:59:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 02:59:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 02:59:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 02:59:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 02:59:34,923 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 02:59:34,923 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 02:59:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 02:59:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 02:59:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 02:59:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 02:59:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 02:59:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 02:59:34,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 02:59:34,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 02:59:35,256 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 02:59:35,257 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-09 02:59:35,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:59:35 BoogieIcfgContainer [2018-12-09 02:59:35,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 02:59:35,258 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 02:59:35,258 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 02:59:35,267 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 02:59:35,267 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:59:35" (1/1) ... [2018-12-09 02:59:35,277 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 02:59:35,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2018-12-09 02:59:35,312 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2018-12-09 02:59:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 02:59:35,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:59:35,423 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 02:59:35,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:35,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2018-12-09 02:59:35,433 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2018-12-09 02:59:35,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 02:59:35,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:59:35,491 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 02:59:35,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2018-12-09 02:59:35,514 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2018-12-09 02:59:35,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 02:59:35,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:59:35,563 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 02:59:35,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:35,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2018-12-09 02:59:35,607 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2018-12-09 02:59:35,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 02:59:35,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:59:35,635 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 02:59:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2018-12-09 02:59:35,748 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2018-12-09 02:59:35,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 02:59:35,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:59:35,771 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 02:59:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2018-12-09 02:59:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2018-12-09 02:59:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 02:59:35,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:59:35,798 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 02:59:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2018-12-09 02:59:35,804 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2018-12-09 02:59:35,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 02:59:35,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:59:35,862 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 02:59:36,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 94 states and 143 transitions. [2018-12-09 02:59:36,263 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 143 transitions. [2018-12-09 02:59:36,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 02:59:36,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 02:59:36,291 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 02:59:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 02:59:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 99 states and 156 transitions. [2018-12-09 02:59:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 156 transitions. [2018-12-09 02:59:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 02:59:36,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 02:59:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 02:59:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 02:59:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 02:59:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 02:59:36,600 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2018-12-09 02:59:36,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 02:59:36 ImpRootNode [2018-12-09 02:59:36,656 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 02:59:36,656 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 02:59:36,656 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 02:59:36,656 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 02:59:36,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 02:59:35" (3/4) ... [2018-12-09 02:59:36,658 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 02:59:36,731 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9e98c46a-fda1-429d-b395-a07094264249/bin-2019/ukojak/witness.graphml [2018-12-09 02:59:36,731 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 02:59:36,732 INFO L168 Benchmark]: Toolchain (without parser) took 2163.94 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.4 MB). Free memory was 949.5 MB in the beginning and 1.2 GB in the end (delta: -230.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:59:36,733 INFO L168 Benchmark]: CDTParser took 0.10 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 02:59:36,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-09 02:59:36,733 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:59:36,734 INFO L168 Benchmark]: Boogie Preprocessor took 17.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 02:59:36,734 INFO L168 Benchmark]: RCFGBuilder took 368.62 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: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 11.5 GB. [2018-12-09 02:59:36,734 INFO L168 Benchmark]: CodeCheck took 1398.31 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 80.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -137.0 MB). Peak memory consumption was 273.2 MB. Max. memory is 11.5 GB. [2018-12-09 02:59:36,734 INFO L168 Benchmark]: Witness Printer took 75.42 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-12-09 02:59:36,736 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 9 procedures, 77 locations, 1 error locations. UNSAFE Result, 1.3s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6024 SDtfs, 1228 SDslu, 2204 SDs, 0 SdLazy, 2046 SolverSat, 778 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1439 GetRequests, 1385 SyntacticMatches, 8 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 592 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 205 NumberOfCodeBlocks, 205 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 169 ConstructedInterpolants, 0 QuantifiedInterpolants, 10384 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: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L49] int cleanupTimeShifts = 4; [L322] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L596] int pumpRunning = 0; [L597] int systemActive = 1; [L806] int waterLevel = 1; [L807] int methaneLevelCritical = 0; [L130] int retValue_acc ; [L131] int tmp ; [L796] int retValue_acc ; [L799] retValue_acc = 1 [L800] return (retValue_acc); [L137] tmp = valid_product() [L139] COND TRUE \read(tmp) [L522] int splverifierCounter ; [L523] int tmp ; [L524] int tmp___0 ; [L525] int tmp___1 ; [L526] int tmp___2 ; [L529] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L531] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L533] COND TRUE splverifierCounter < 4 [L539] tmp = __VERIFIER_nondet_int() [L541] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L543] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L824] COND TRUE waterLevel < 2 [L825] waterLevel = waterLevel + 1 [L543] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L549] tmp___0 = __VERIFIER_nondet_int() [L551] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L559] tmp___2 = __VERIFIER_nondet_int() [L561] COND TRUE \read(tmp___2) [L765] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L578] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L604] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L611] COND TRUE \read(systemActive) [L633] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L636] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L651] FCALL processEnvironment__wrappee__methaneQuery() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L887] int tmp ; [L888] int tmp___0 ; [L889] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L893] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L845] int retValue_acc ; [L848] retValue_acc = methaneLevelCritical [L849] return (retValue_acc); [L893] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L893] tmp = isMethaneLevelCritical() [L895] COND FALSE !(\read(tmp)) [L877] int retValue_acc ; [L880] retValue_acc = waterLevel [L881] return (retValue_acc); [L899] tmp___0 = getWaterLevel() [L901] COND TRUE tmp___0 == 2 [L702] int retValue_acc ; [L705] retValue_acc = pumpRunning [L706] return (retValue_acc); [L903] tmp___1 = isPumpRunning() [L905] 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 0.10 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 271.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 368.62 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: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 11.5 GB. * CodeCheck took 1398.31 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 80.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -137.0 MB). Peak memory consumption was 273.2 MB. Max. memory is 11.5 GB. * Witness Printer took 75.42 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...