./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product60.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product60.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/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 fddb6b0f0f2a5c528e066b10e7f7ba2c13018b92 ............................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-cad4683 [2019-10-22 10:12:30,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:12:30,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:12:30,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:12:30,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:12:30,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:12:30,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:12:30,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:12:30,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:12:30,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:12:30,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:12:30,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:12:30,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:12:30,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:12:30,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:12:30,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:12:30,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:12:30,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:12:30,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:12:30,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:12:30,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:12:30,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:12:30,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:12:30,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:12:30,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:12:30,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:12:30,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:12:30,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:12:30,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:12:30,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:12:30,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:12:30,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:12:30,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:12:30,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:12:30,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:12:30,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:12:30,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:12:30,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:12:30,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:12:30,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:12:30,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:12:30,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:12:30,331 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:12:30,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:12:30,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:12:30,332 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:12:30,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:12:30,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:12:30,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:12:30,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:12:30,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:12:30,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:12:30,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:12:30,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:12:30,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:12:30,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:12:30,334 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:12:30,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:12:30,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:12:30,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:12:30,334 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:12:30,334 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:12:30,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:12:30,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:12:30,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:30,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:12:30,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:12:30,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:12:30,335 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:12:30,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:12:30,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:12:30,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_244e40e7-851e-448d-9312-eb252b913d4e/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(__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 -> fddb6b0f0f2a5c528e066b10e7f7ba2c13018b92 [2019-10-22 10:12:30,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:12:30,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:12:30,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:12:30,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:12:30,385 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:12:30,386 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product60.cil.c [2019-10-22 10:12:30,433 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/data/c90af22e2/3324076405f44836a862e723e0bba4db/FLAGaddb18fb0 [2019-10-22 10:12:30,884 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:12:30,884 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/sv-benchmarks/c/product-lines/minepump_spec3_product60.cil.c [2019-10-22 10:12:30,899 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/data/c90af22e2/3324076405f44836a862e723e0bba4db/FLAGaddb18fb0 [2019-10-22 10:12:30,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/data/c90af22e2/3324076405f44836a862e723e0bba4db [2019-10-22 10:12:30,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:12:30,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:12:30,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:30,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:12:30,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:12:30,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:30" (1/1) ... [2019-10-22 10:12:30,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ab216c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:30, skipping insertion in model container [2019-10-22 10:12:30,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:30" (1/1) ... [2019-10-22 10:12:30,935 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:12:30,980 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:12:31,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:31,323 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:12:31,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:31,433 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:12:31,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31 WrapperNode [2019-10-22 10:12:31,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:31,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:31,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:12:31,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:12:31,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:31,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:12:31,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:12:31,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:12:31,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... [2019-10-22 10:12:31,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:12:31,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:12:31,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:12:31,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:12:31,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/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 [2019-10-22 10:12:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:12:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:12:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:12:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:12:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:12:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:12:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:12:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:12:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:12:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:12:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:12:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:12:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:12:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:12:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:12:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:12:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:12:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:12:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:12:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:12:32,571 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:12:32,572 INFO L284 CfgBuilder]: Removed 48 assume(true) statements. [2019-10-22 10:12:32,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:32 BoogieIcfgContainer [2019-10-22 10:12:32,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:12:32,573 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:12:32,574 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:12:32,583 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:12:32,584 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:32" (1/1) ... [2019-10-22 10:12:32,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:12:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2019-10-22 10:12:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2019-10-22 10:12:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:12:32,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:32,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:32,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-10-22 10:12:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-10-22 10:12:32,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:12:32,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:32,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:32,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2019-10-22 10:12:32,956 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2019-10-22 10:12:32,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:12:32,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2019-10-22 10:12:33,121 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2019-10-22 10:12:33,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:12:33,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2019-10-22 10:12:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2019-10-22 10:12:33,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:12:33,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2019-10-22 10:12:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2019-10-22 10:12:33,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:12:33,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2019-10-22 10:12:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2019-10-22 10:12:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:12:33,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2019-10-22 10:12:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2019-10-22 10:12:33,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:12:33,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:33,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:33,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2019-10-22 10:12:33,751 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2019-10-22 10:12:33,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:12:33,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:33,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:12:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:34,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 109 states and 181 transitions. [2019-10-22 10:12:34,371 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 181 transitions. [2019-10-22 10:12:34,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:12:34,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:35,077 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2019-10-22 10:12:35,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:12:35 ImpRootNode [2019-10-22 10:12:35,184 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:12:35,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:12:35,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:12:35,184 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:12:35,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:32" (3/4) ... [2019-10-22 10:12:35,187 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:12:35,267 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_244e40e7-851e-448d-9312-eb252b913d4e/bin/ukojak/witness.graphml [2019-10-22 10:12:35,268 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:12:35,269 INFO L168 Benchmark]: Toolchain (without parser) took 4350.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 208.1 MB). Free memory was 947.1 MB in the beginning and 1.0 GB in the end (delta: -79.7 MB). Peak memory consumption was 128.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,270 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:35,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 515.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,271 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.11 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: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,271 INFO L168 Benchmark]: Boogie Preprocessor took 48.09 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,271 INFO L168 Benchmark]: RCFGBuilder took 1036.93 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: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,272 INFO L168 Benchmark]: CodeCheck took 2610.23 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -22.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,272 INFO L168 Benchmark]: Witness Printer took 83.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:35,274 INFO L335 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, 64 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.4s, OverallIterations: 10, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 12220 SDtfs, 2626 SDslu, 4598 SDs, 0 SdLazy, 3742 SolverSat, 1230 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1672 GetRequests, 1632 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 9654 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 769]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L124] int pumpRunning = 0; [L125] int systemActive = 1; [L568] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L812] int waterLevel = 1; [L813] int methaneLevelCritical = 0; [L915] int cleanupTimeShifts = 4; [L988] int retValue_acc ; [L989] int tmp ; [L803] int retValue_acc ; [L806] retValue_acc = 1 [L807] return (retValue_acc); [L995] tmp = valid_product() [L997] COND TRUE \read(tmp) [L47] int splverifierCounter ; [L48] int tmp ; [L49] int tmp___0 ; [L50] int tmp___1 ; [L51] int tmp___2 ; [L54] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L56] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L58] COND TRUE splverifierCounter < 4 [L64] tmp = __VERIFIER_nondet_int() [L66] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L68] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L830] COND TRUE waterLevel < 2 [L831] waterLevel = waterLevel + 1 [L68] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L74] tmp___0 = __VERIFIER_nondet_int() [L76] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L84] tmp___2 = __VERIFIER_nondet_int() [L86] COND FALSE !(\read(tmp___2)) [L92] tmp___1 = __VERIFIER_nondet_int() [L94] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L343] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L350] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L103] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L132] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L139] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L366] int tmp ; [L367] int tmp___0 ; [L368] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L372] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L851] int retValue_acc ; [L854] retValue_acc = methaneLevelCritical [L855] return (retValue_acc); [L372] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L372] tmp = isMethaneLevelCritical() [L374] COND FALSE !(\read(tmp)) [L883] int retValue_acc ; [L886] retValue_acc = waterLevel [L887] return (retValue_acc); [L378] tmp___0 = getWaterLevel() [L380] COND TRUE tmp___0 == 2 [L257] int retValue_acc ; [L260] retValue_acc = pumpRunning [L261] return (retValue_acc); [L382] tmp___1 = isPumpRunning() [L384] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L769] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 515.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.11 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: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.09 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1036.93 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: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 11.5 GB. * CodeCheck took 2610.23 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -22.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. * Witness Printer took 83.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...