./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/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 6346ce5eb6334508a32a1216a3fa5c414f15aa87 ................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-678e011 [2019-11-20 02:19:04,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:19:04,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:19:04,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:19:04,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:19:04,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:19:04,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:19:04,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:19:04,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:19:04,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:19:04,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:19:04,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:19:04,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:19:04,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:19:04,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:19:04,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:19:04,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:19:04,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:19:04,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:19:04,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:19:04,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:19:04,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:19:04,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:19:04,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:19:04,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:19:04,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:19:04,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:19:04,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:19:04,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:19:04,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:19:04,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:19:04,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:19:04,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:19:04,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:19:04,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:19:04,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:19:04,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:19:04,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:19:04,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:19:04,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:19:04,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:19:04,366 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 02:19:04,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:19:04,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:19:04,397 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:19:04,397 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:19:04,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:19:04,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:19:04,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:19:04,398 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:19:04,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:19:04,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:19:04,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:19:04,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:19:04,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:19:04,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:19:04,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:19:04,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:19:04,400 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:19:04,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:19:04,401 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:19:04,401 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:19:04,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:19:04,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:19:04,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:19:04,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:19:04,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:19:04,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:19:04,403 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 02:19:04,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:19:04,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:19:04,403 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/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/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 -> 6346ce5eb6334508a32a1216a3fa5c414f15aa87 [2019-11-20 02:19:04,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:19:04,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:19:04,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:19:04,593 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:19:04,593 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:19:04,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product21.cil.c [2019-11-20 02:19:04,662 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/data/b9778d0cf/442336ea159941a8a6fbd721cde61fc7/FLAGf6f335566 [2019-11-20 02:19:05,160 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:19:05,161 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/sv-benchmarks/c/product-lines/minepump_spec3_product21.cil.c [2019-11-20 02:19:05,175 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/data/b9778d0cf/442336ea159941a8a6fbd721cde61fc7/FLAGf6f335566 [2019-11-20 02:19:05,513 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/data/b9778d0cf/442336ea159941a8a6fbd721cde61fc7 [2019-11-20 02:19:05,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:19:05,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:19:05,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:19:05,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:19:05,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:19:05,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:19:05" (1/1) ... [2019-11-20 02:19:05,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0d266d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:05, skipping insertion in model container [2019-11-20 02:19:05,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:19:05" (1/1) ... [2019-11-20 02:19:05,543 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:19:05,619 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:19:06,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:19:06,204 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:19:06,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:19:06,348 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:19:06,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06 WrapperNode [2019-11-20 02:19:06,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:19:06,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:19:06,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:19:06,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:19:06,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:19:06,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:19:06,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:19:06,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:19:06,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... [2019-11-20 02:19:06,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:19:06,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:19:06,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:19:06,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:19:06,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:19:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/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 [2019-11-20 02:19:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:19:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 02:19:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 02:19:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 02:19:06,535 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 02:19:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 02:19:06,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 02:19:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 02:19:06,536 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 02:19:06,536 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 02:19:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 02:19:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 02:19:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 02:19:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 02:19:06,537 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 02:19:06,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 02:19:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 02:19:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 02:19:06,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:19:06,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:19:07,728 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:19:07,728 INFO L285 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-20 02:19:07,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:19:07 BoogieIcfgContainer [2019-11-20 02:19:07,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:19:07,730 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 02:19:07,730 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 02:19:07,745 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 02:19:07,745 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:19:07" (1/1) ... [2019-11-20 02:19:07,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:19:07,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:19:07,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2019-11-20 02:19:07,823 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2019-11-20 02:19:07,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 02:19:07,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:19:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:19:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:19:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:19:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2019-11-20 02:19:08,187 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2019-11-20 02:19:08,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 02:19:08,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:19:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:19:08,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:19:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:19:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2019-11-20 02:19:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2019-11-20 02:19:08,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 02:19:08,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:19:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:19:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:19:08,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:19:08,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2019-11-20 02:19:08,667 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2019-11-20 02:19:08,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 02:19:08,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:19:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:19:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:19:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:19:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2019-11-20 02:19:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2019-11-20 02:19:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 02:19:08,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:19:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:19:08,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:19:08,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:19:08,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2019-11-20 02:19:08,816 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2019-11-20 02:19:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 02:19:08,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:19:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:19:08,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:19:09,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:19:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 89 states and 135 transitions. [2019-11-20 02:19:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 135 transitions. [2019-11-20 02:19:09,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 02:19:09,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:19:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:19:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:19:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:19:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:19:10,372 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2019-11-20 02:19:10,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 02:19:10 ImpRootNode [2019-11-20 02:19:10,612 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 02:19:10,613 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:19:10,613 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:19:10,613 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:19:10,614 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:19:07" (3/4) ... [2019-11-20 02:19:10,618 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 02:19:10,794 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0f074937-e559-406f-b928-ec2b6e7c006a/bin/ukojak/witness.graphml [2019-11-20 02:19:10,794 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:19:10,796 INFO L168 Benchmark]: Toolchain (without parser) took 5279.13 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 248.0 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -283.8 MB). Peak memory consumption was 281.0 MB. Max. memory is 11.5 GB. [2019-11-20 02:19:10,797 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:19:10,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.4 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -228.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 02:19:10,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:19:10,798 INFO L168 Benchmark]: Boogie Preprocessor took 40.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:19:10,799 INFO L168 Benchmark]: RCFGBuilder took 1268.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 11.5 GB. [2019-11-20 02:19:10,799 INFO L168 Benchmark]: CodeCheck took 2882.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.0 MB in the end (delta: 213.1 MB). Peak memory consumption was 213.1 MB. Max. memory is 11.5 GB. [2019-11-20 02:19:10,800 INFO L168 Benchmark]: Witness Printer took 181.43 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 55.6 MB). Free memory was 876.0 MB in the beginning and 1.2 GB in the end (delta: -353.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-20 02:19:10,802 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, 60 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.6s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1470 SDtfs, 388 SDslu, 648 SDs, 0 SdLazy, 574 SolverSat, 174 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1029 GetRequests, 997 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 162 NumberOfCodeBlocks, 162 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 6645 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 598]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L415] int pumpRunning = 0; [L416] int systemActive = 1; [L672] int waterLevel = 1; [L673] int methaneLevelCritical = 0; [L761] int cleanupTimeShifts = 4; [L837] int retValue_acc ; [L838] int tmp ; [L920] int retValue_acc ; [L923] retValue_acc = 1 [L924] return (retValue_acc); [L844] tmp = valid_product() [L846] COND TRUE \read(tmp) [L607] int splverifierCounter ; [L608] int tmp ; [L609] int tmp___0 ; [L610] int tmp___1 ; [L611] int tmp___2 ; [L614] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L616] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L618] COND TRUE splverifierCounter < 4 [L624] tmp = __VERIFIER_nondet_int() [L626] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L628] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L690] COND TRUE waterLevel < 2 [L691] waterLevel = waterLevel + 1 [L628] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L634] tmp___0 = __VERIFIER_nondet_int() [L636] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L644] tmp___2 = __VERIFIER_nondet_int() [L646] COND FALSE !(\read(tmp___2)) [L650] tmp___1 = __VERIFIER_nondet_int() [L652] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L659] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L423] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L430] COND TRUE \read(systemActive) [L478] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L481] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L496] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L455] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L470] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L496] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L861] int tmp ; [L862] int tmp___0 ; [L863] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L867] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L711] int retValue_acc ; [L714] retValue_acc = methaneLevelCritical [L715] return (retValue_acc); [L867] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L867] tmp = isMethaneLevelCritical() [L869] COND FALSE !(\read(tmp)) [L743] int retValue_acc ; [L746] retValue_acc = waterLevel [L747] return (retValue_acc); [L873] tmp___0 = getWaterLevel() [L875] COND TRUE tmp___0 == 2 [L530] int retValue_acc ; [L533] retValue_acc = pumpRunning [L534] return (retValue_acc); [L877] tmp___1 = isPumpRunning() [L879] 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] [L598] __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 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 826.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.4 MB). Free memory was 940.7 MB in the beginning and 1.2 GB in the end (delta: -228.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1268.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 11.5 GB. * CodeCheck took 2882.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.0 MB in the end (delta: 213.1 MB). Peak memory consumption was 213.1 MB. Max. memory is 11.5 GB. * Witness Printer took 181.43 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 55.6 MB). Free memory was 876.0 MB in the beginning and 1.2 GB in the end (delta: -353.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...