./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c534e2971bdf18360cf74a44c61943e42e7f6f94 ................................................................................................................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-29 18:50:54,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:50:54,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:50:54,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:50:54,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:50:54,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:50:54,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:50:54,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:50:54,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:50:54,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:50:54,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:50:54,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:50:54,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:50:54,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:50:54,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:50:54,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:50:54,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:50:54,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:50:54,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:50:54,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:50:54,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:50:54,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:50:54,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:50:54,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:50:54,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:50:54,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:50:54,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:50:54,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:50:54,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:50:54,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:50:54,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:50:54,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:50:54,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:50:54,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:50:54,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:50:54,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:50:54,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:50:54,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:50:54,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:50:54,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:50:54,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:50:54,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 18:50:54,469 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:50:54,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:50:54,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 18:50:54,471 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 18:50:54,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:50:54,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:50:54,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:50:54,473 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:50:54,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:50:54,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:50:54,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:50:54,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:50:54,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:50:54,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:50:54,475 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:50:54,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:50:54,475 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:50:54,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:50:54,476 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 18:50:54,476 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 18:50:54,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:50:54,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:50:54,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:50:54,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:50:54,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:50:54,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:50:54,478 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 18:50:54,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:50:54,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:50:54,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c534e2971bdf18360cf74a44c61943e42e7f6f94 [2020-11-29 18:50:54,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:50:54,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:50:54,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:50:54,754 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:50:54,755 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:50:54,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c [2020-11-29 18:50:54,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/data/f2a95a147/470a4b7e64154073aa080d01d500bde4/FLAG78aa1ec4a [2020-11-29 18:50:55,419 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:50:55,420 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c [2020-11-29 18:50:55,431 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/data/f2a95a147/470a4b7e64154073aa080d01d500bde4/FLAG78aa1ec4a [2020-11-29 18:50:55,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/data/f2a95a147/470a4b7e64154073aa080d01d500bde4 [2020-11-29 18:50:55,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:50:55,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:50:55,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:50:55,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:50:55,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:50:55,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:50:55" (1/1) ... [2020-11-29 18:50:55,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18cd7e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:55, skipping insertion in model container [2020-11-29 18:50:55,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:50:55" (1/1) ... [2020-11-29 18:50:55,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:50:55,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:50:56,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:50:56,140 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:50:56,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:50:56,265 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:50:56,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56 WrapperNode [2020-11-29 18:50:56,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:50:56,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:50:56,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:50:56,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:50:56,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:50:56,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:50:56,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:50:56,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:50:56,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... [2020-11-29 18:50:56,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:50:56,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:50:56,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:50:56,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:50:56,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:50:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 18:50:56,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:50:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 18:50:56,464 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 18:50:56,464 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 18:50:56,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 18:50:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 18:50:56,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 18:50:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 18:50:56,465 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 18:50:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:50:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 18:50:56,466 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 18:50:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:50:56,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:50:57,703 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:50:57,704 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-11-29 18:50:57,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:50:57 BoogieIcfgContainer [2020-11-29 18:50:57,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:50:57,707 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 18:50:57,707 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 18:50:57,724 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 18:50:57,724 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:50:57" (1/1) ... [2020-11-29 18:50:57,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:50:57,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:50:57,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2020-11-29 18:50:57,776 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2020-11-29 18:50:57,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 18:50:57,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:50:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:50:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:50:58,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:50:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2020-11-29 18:50:58,149 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2020-11-29 18:50:58,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 18:50:58,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:50:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:50:58,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:50:58,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:50:58,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2020-11-29 18:50:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2020-11-29 18:50:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 18:50:58,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:50:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:50:58,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:50:58,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 18:50:58,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2020-11-29 18:50:58,872 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2020-11-29 18:50:58,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 18:50:58,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 18:50:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:50:58,961 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:50:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:50:59,035 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:50:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:50:59,303 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:50:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:50:59,414 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:50:59,486 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2020-11-29 18:50:59,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 06:50:59 ImpRootNode [2020-11-29 18:50:59,589 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 18:50:59,590 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:50:59,590 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:50:59,591 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:50:59,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:50:57" (3/4) ... [2020-11-29 18:50:59,601 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 18:50:59,731 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3fbec53e-f686-4ca4-907d-ef9e6c3f54b3/bin/ukojak/witness.graphml [2020-11-29 18:50:59,731 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:50:59,733 INFO L168 Benchmark]: Toolchain (without parser) took 4000.90 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 63.8 MB in the beginning and 59.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:59,733 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory is still 51.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:50:59,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.56 ms. Allocated memory is still 94.4 MB. Free memory was 63.6 MB in the beginning and 61.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:59,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.89 ms. Allocated memory is still 94.4 MB. Free memory was 61.6 MB in the beginning and 59.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:59,735 INFO L168 Benchmark]: Boogie Preprocessor took 43.30 ms. Allocated memory is still 94.4 MB. Free memory was 59.3 MB in the beginning and 57.4 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:50:59,738 INFO L168 Benchmark]: RCFGBuilder took 1315.73 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 57.4 MB in the beginning and 71.8 MB in the end (delta: -14.3 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:59,739 INFO L168 Benchmark]: CodeCheck took 1882.33 ms. Allocated memory is still 119.5 MB. Free memory was 71.8 MB in the beginning and 67.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:59,739 INFO L168 Benchmark]: Witness Printer took 140.88 ms. Allocated memory is still 119.5 MB. Free memory was 67.5 MB in the beginning and 59.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:50:59,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 6 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 156 SDtfs, 44 SDslu, 76 SDs, 0 SdLazy, 80 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 356 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1603 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L80] int cleanupTimeShifts = 4; [L388] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L590] int pumpRunning = 0; [L591] int systemActive = 1; [L806] int waterLevel = 1; [L807] int methaneLevelCritical = 0; [L161] int retValue_acc ; [L162] int tmp ; [L210] int retValue_acc ; [L213] retValue_acc = 1 [L214] return (retValue_acc); [L168] tmp = valid_product() [L170] COND TRUE \read(tmp) [L731] int splverifierCounter ; [L732] int tmp ; [L733] int tmp___0 ; [L734] int tmp___1 ; [L735] int tmp___2 ; [L738] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L740] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L742] COND TRUE splverifierCounter < 4 [L748] tmp = __VERIFIER_nondet_int() [L750] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L752] 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 [L752] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L758] tmp___0 = __VERIFIER_nondet_int() [L760] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L768] tmp___2 = __VERIFIER_nondet_int() [L770] COND FALSE !(\read(tmp___2)) [L774] tmp___1 = __VERIFIER_nondet_int() [L776] COND TRUE \read(tmp___1) [L718] COND FALSE !(\read(pumpRunning)) [L725] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L785] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L597] COND FALSE !(\read(pumpRunning)) [L604] COND FALSE !(\read(systemActive)) [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L53] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L845] int retValue_acc ; [L848] retValue_acc = methaneLevelCritical [L849] return (retValue_acc); [L53] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L53] tmp = isMethaneLevelCritical() [L55] COND FALSE !(\read(tmp)) [L877] int retValue_acc ; [L880] retValue_acc = waterLevel [L881] return (retValue_acc); [L59] tmp___0 = getWaterLevel() [L61] COND TRUE tmp___0 == 2 [L670] int retValue_acc ; [L673] retValue_acc = pumpRunning [L674] return (retValue_acc); [L63] tmp___1 = isPumpRunning() [L65] COND FALSE !(\read(tmp___1)) VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L3] __assert_fail("0", "minepump_spec3_product11.cil.c", 3, "reach_error") VAL [\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 0.27 ms. Allocated memory is still 94.4 MB. Free memory is still 51.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 533.56 ms. Allocated memory is still 94.4 MB. Free memory was 63.6 MB in the beginning and 61.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.89 ms. Allocated memory is still 94.4 MB. Free memory was 61.6 MB in the beginning and 59.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.30 ms. Allocated memory is still 94.4 MB. Free memory was 59.3 MB in the beginning and 57.4 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1315.73 ms. Allocated memory was 94.4 MB in the beginning and 119.5 MB in the end (delta: 25.2 MB). Free memory was 57.4 MB in the beginning and 71.8 MB in the end (delta: -14.3 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. * CodeCheck took 1882.33 ms. Allocated memory is still 119.5 MB. Free memory was 71.8 MB in the beginning and 67.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * Witness Printer took 140.88 ms. Allocated memory is still 119.5 MB. Free memory was 67.5 MB in the beginning and 59.1 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...