./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product26_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_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product26_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/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 c4608a8062f27af1fb75c6b614ba3695c40f562a ............................................................................................................................................................................................................................................................................................................................... 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 00:30:48,371 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:30:48,372 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:30:48,378 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:30:48,378 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:30:48,379 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:30:48,380 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:30:48,380 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:30:48,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:30:48,381 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:30:48,382 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:30:48,382 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:30:48,383 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:30:48,383 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:30:48,384 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:30:48,384 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:30:48,384 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:30:48,385 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:30:48,386 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:30:48,387 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:30:48,388 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:30:48,388 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:30:48,389 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:30:48,389 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:30:48,390 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:30:48,390 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:30:48,391 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:30:48,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:30:48,391 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:30:48,392 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:30:48,392 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:30:48,392 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:30:48,393 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:30:48,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:30:48,393 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:30:48,394 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:30:48,394 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 00:30:48,401 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:30:48,401 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:30:48,402 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:30:48,402 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:30:48,402 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:30:48,402 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:30:48,402 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:30:48,402 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:30:48,402 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:30:48,402 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:30:48,403 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:30:48,403 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:30:48,403 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:30:48,404 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:30:48,404 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:30:48,404 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:30:48,404 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:30:48,404 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:30:48,404 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:30:48,404 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:30:48,404 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_f782c829-49ab-4e13-9c30-45c59c7264ec/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 -> c4608a8062f27af1fb75c6b614ba3695c40f562a [2018-12-09 00:30:48,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:30:48,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:30:48,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:30:48,430 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:30:48,431 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:30:48,431 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product26_false-unreach-call_false-termination.cil.c [2018-12-09 00:30:48,466 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/data/933f4a489/21b11c742c6c44e297c9eb3205958842/FLAGc750fdd11 [2018-12-09 00:30:48,909 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:30:48,909 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/sv-benchmarks/c/product-lines/minepump_spec3_product26_false-unreach-call_false-termination.cil.c [2018-12-09 00:30:48,915 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/data/933f4a489/21b11c742c6c44e297c9eb3205958842/FLAGc750fdd11 [2018-12-09 00:30:48,923 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/data/933f4a489/21b11c742c6c44e297c9eb3205958842 [2018-12-09 00:30:48,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:30:48,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:30:48,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:30:48,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:30:48,930 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:30:48,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:30:48" (1/1) ... [2018-12-09 00:30:48,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:48, skipping insertion in model container [2018-12-09 00:30:48,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:30:48" (1/1) ... [2018-12-09 00:30:48,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:30:48,962 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:30:49,124 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:30:49,165 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:30:49,203 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:30:49,219 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:30:49,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49 WrapperNode [2018-12-09 00:30:49,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:30:49,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:30:49,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:30:49,220 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:30:49,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:30:49,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:30:49,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:30:49,251 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:30:49,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:30:49,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:30:49,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:30:49,270 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:30:49,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:30:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/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 00:30:49,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:30:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 00:30:49,304 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 00:30:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 00:30:49,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 00:30:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 00:30:49,304 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 00:30:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 00:30:49,304 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 00:30:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 00:30:49,304 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 00:30:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 00:30:49,304 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 00:30:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 00:30:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:30:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:30:49,694 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:30:49,694 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-09 00:30:49,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:30:49 BoogieIcfgContainer [2018-12-09 00:30:49,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:30:49,695 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:30:49,695 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:30:49,704 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:30:49,704 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:30:49" (1/1) ... [2018-12-09 00:30:49,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:30:49,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:30:49,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2018-12-09 00:30:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2018-12-09 00:30:49,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 00:30:49,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:30:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:30:49,868 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 00:30:49,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:30:49,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2018-12-09 00:30:49,877 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2018-12-09 00:30:49,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:30:49,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:30:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:30:49,921 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 00:30:49,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:30:49,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-09 00:30:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-09 00:30:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 00:30:49,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:30:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:30:50,024 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 00:30:50,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:30:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2018-12-09 00:30:50,125 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2018-12-09 00:30:50,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 00:30:50,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:30:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:30:50,160 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 00:30:50,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:30:50,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 73 states and 122 transitions. [2018-12-09 00:30:50,417 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 122 transitions. [2018-12-09 00:30:50,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 00:30:50,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:30:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:30:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:30:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:30:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:30:50,627 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2018-12-09 00:30:50,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:30:50 ImpRootNode [2018-12-09 00:30:50,709 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:30:50,709 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:30:50,710 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:30:50,710 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:30:50,710 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:30:49" (3/4) ... [2018-12-09 00:30:50,712 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 00:30:50,762 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f782c829-49ab-4e13-9c30-45c59c7264ec/bin-2019/ukojak/witness.graphml [2018-12-09 00:30:50,762 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:30:50,762 INFO L168 Benchmark]: Toolchain (without parser) took 1836.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 956.0 MB in the beginning and 868.3 MB in the end (delta: 87.7 MB). Peak memory consumption was 221.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:30:50,763 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:30:50,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:30:50,764 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.17 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 00:30:50,764 INFO L168 Benchmark]: Boogie Preprocessor took 18.61 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 00:30:50,764 INFO L168 Benchmark]: RCFGBuilder took 424.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:30:50,764 INFO L168 Benchmark]: CodeCheck took 1014.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 882.2 MB in the end (delta: 164.6 MB). Peak memory consumption was 164.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:30:50,765 INFO L168 Benchmark]: Witness Printer took 52.34 ms. Allocated memory is still 1.2 GB. Free memory was 882.2 MB in the beginning and 868.3 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:30:50,766 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, 0.9s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 402 SDtfs, 128 SDslu, 268 SDs, 0 SdLazy, 210 SolverSat, 54 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 631 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3196 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: 643]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L184] int waterLevel = 1; [L185] int methaneLevelCritical = 0; [L442] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L652] int pumpRunning = 0; [L653] int systemActive = 1; [L121] int retValue_acc ; [L122] int tmp ; [L170] int retValue_acc ; [L173] retValue_acc = 1 [L174] return (retValue_acc); [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L832] int splverifierCounter ; [L833] int tmp ; [L834] int tmp___0 ; [L835] int tmp___1 ; [L836] int tmp___2 ; [L839] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L841] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L843] COND TRUE splverifierCounter < 4 [L849] tmp = __VERIFIER_nondet_int() [L851] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L853] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L202] COND TRUE waterLevel < 2 [L203] waterLevel = waterLevel + 1 [L853] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L859] tmp___0 = __VERIFIER_nondet_int() [L861] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L869] tmp___2 = __VERIFIER_nondet_int() [L871] COND TRUE \read(tmp___2) [L826] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L886] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L660] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L667] COND TRUE \read(systemActive) [L689] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L692] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L707] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L899] int tmp ; [L900] int tmp___0 ; [L901] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L905] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L223] int retValue_acc ; [L226] retValue_acc = methaneLevelCritical [L227] return (retValue_acc); [L905] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L905] tmp = isMethaneLevelCritical() [L907] COND FALSE !(\read(tmp)) [L255] int retValue_acc ; [L258] retValue_acc = waterLevel [L259] return (retValue_acc); [L911] tmp___0 = getWaterLevel() [L913] COND TRUE tmp___0 == 2 [L759] int retValue_acc ; [L762] retValue_acc = pumpRunning [L763] return (retValue_acc); [L915] tmp___1 = isPumpRunning() [L917] 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] [L643] __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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 292.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.17 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 18.61 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 424.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1014.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 882.2 MB in the end (delta: 164.6 MB). Peak memory consumption was 164.6 MB. Max. memory is 11.5 GB. * Witness Printer took 52.34 ms. Allocated memory is still 1.2 GB. Free memory was 882.2 MB in the beginning and 868.3 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...