./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product25.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_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product25.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/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 87372a1a98819a475f7685500d732b7a3f8e7449 ................................................................................................................................................................................................................................................................................................................................................... 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 10:12:46,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:12:46,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:12:46,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:12:46,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:12:46,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:12:46,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:12:46,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:12:46,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:12:46,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:12:46,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:12:46,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:12:46,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:12:46,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:12:46,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:12:46,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:12:46,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:12:46,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:12:46,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:12:46,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:12:46,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:12:46,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:12:46,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:12:46,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:12:46,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:12:46,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:12:46,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:12:46,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:12:46,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:12:46,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:12:46,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:12:46,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:12:46,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:12:46,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:12:46,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:12:46,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:12:46,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:12:46,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:12:46,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:12:46,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:12:46,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:12:46,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:12:46,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:12:46,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:12:46,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:12:46,511 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:12:46,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:12:46,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:12:46,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:12:46,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:12:46,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:12:46,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:12:46,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:12:46,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:12:46,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:12:46,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:12:46,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:12:46,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:12:46,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:12:46,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:12:46,515 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:12:46,515 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:12:46,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:12:46,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:12:46,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:46,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:12:46,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:12:46,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:12:46,516 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:12:46,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:12:46,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:12:46,517 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_2a3470b0-c843-4915-a296-0282dd2a6b45/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 -> 87372a1a98819a475f7685500d732b7a3f8e7449 [2019-10-22 10:12:46,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:12:46,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:12:46,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:12:46,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:12:46,559 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:12:46,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product25.cil.c [2019-10-22 10:12:46,608 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/data/4c53d03b8/309738d1396f4437b70d2069c6abd746/FLAG0a2ddc9e8 [2019-10-22 10:12:47,028 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:12:47,029 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/sv-benchmarks/c/product-lines/minepump_spec3_product25.cil.c [2019-10-22 10:12:47,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/data/4c53d03b8/309738d1396f4437b70d2069c6abd746/FLAG0a2ddc9e8 [2019-10-22 10:12:47,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/data/4c53d03b8/309738d1396f4437b70d2069c6abd746 [2019-10-22 10:12:47,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:12:47,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:12:47,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:47,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:12:47,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:12:47,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25b71e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47, skipping insertion in model container [2019-10-22 10:12:47,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,066 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:12:47,106 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:12:47,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:47,413 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:12:47,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:47,503 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:12:47,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47 WrapperNode [2019-10-22 10:12:47,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:47,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:47,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:12:47,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:12:47,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:47,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:12:47,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:12:47,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:12:47,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... [2019-10-22 10:12:47,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:12:47,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:12:47,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:12:47,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:12:47,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/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 10:12:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:12:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:12:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:12:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:12:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:12:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:12:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:12:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:12:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:12:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:12:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:12:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:12:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:12:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:12:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:12:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:12:48,555 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:12:48,555 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-10-22 10:12:48,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:48 BoogieIcfgContainer [2019-10-22 10:12:48,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:12:48,557 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:12:48,557 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:12:48,568 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:12:48,568 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:48" (1/1) ... [2019-10-22 10:12:48,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:12:48,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:48,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-10-22 10:12:48,620 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-10-22 10:12:48,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:12:48,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:48,838 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 10:12:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-10-22 10:12:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-10-22 10:12:48,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:12:48,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:48,993 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 10:12:49,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:49,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-10-22 10:12:49,012 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-10-22 10:12:49,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 10:12:49,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:49,077 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 10:12:49,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:49,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2019-10-22 10:12:49,220 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2019-10-22 10:12:49,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:12:49,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:49,285 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 10:12:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2019-10-22 10:12:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2019-10-22 10:12:49,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:12:49,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:49,360 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 10:12:49,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:49,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2019-10-22 10:12:49,377 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2019-10-22 10:12:49,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:12:49,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:49,447 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 10:12:49,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2019-10-22 10:12:49,714 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2019-10-22 10:12:49,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:12:49,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:49,750 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 10:12:49,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:49,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2019-10-22 10:12:49,762 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2019-10-22 10:12:49,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:12:49,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:12:49,876 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 10:12:50,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:12:50,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 87 states and 141 transitions. [2019-10-22 10:12:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2019-10-22 10:12:50,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:12:50,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:12:50,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:12:51,006 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-10-22 10:12:51,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:12:51 ImpRootNode [2019-10-22 10:12:51,087 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:12:51,088 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:12:51,088 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:12:51,088 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:12:51,089 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:48" (3/4) ... [2019-10-22 10:12:51,091 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:12:51,224 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2a3470b0-c843-4915-a296-0282dd2a6b45/bin/ukojak/witness.graphml [2019-10-22 10:12:51,224 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:12:51,228 INFO L168 Benchmark]: Toolchain (without parser) took 4177.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.5 MB in the beginning and 918.2 MB in the end (delta: 26.3 MB). Peak memory consumption was 163.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:51,229 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:51,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 450.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -176.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:51,242 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:51,243 INFO L168 Benchmark]: Boogie Preprocessor took 54.68 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:51,243 INFO L168 Benchmark]: RCFGBuilder took 940.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:51,244 INFO L168 Benchmark]: CodeCheck took 2530.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 930.3 MB in the end (delta: 108.2 MB). Peak memory consumption was 108.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:51,244 INFO L168 Benchmark]: Witness Printer took 138.30 ms. Allocated memory is still 1.2 GB. Free memory was 930.3 MB in the beginning and 918.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:51,247 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 7 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.4s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 5588 SDtfs, 1700 SDslu, 2596 SDs, 0 SdLazy, 2176 SolverSat, 576 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1359 GetRequests, 1325 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 199 NumberOfCodeBlocks, 199 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 7484 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 82]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L256] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L458] int waterLevel = 1; [L459] int methaneLevelCritical = 0; [L585] int cleanupTimeShifts = 4; [L686] int pumpRunning = 0; [L687] int systemActive = 1; [L661] int retValue_acc ; [L662] int tmp ; [L576] int retValue_acc ; [L579] retValue_acc = 1 [L580] return (retValue_acc); [L668] tmp = valid_product() [L670] COND TRUE \read(tmp) [L857] int splverifierCounter ; [L858] int tmp ; [L859] int tmp___0 ; [L860] int tmp___1 ; [L861] int tmp___2 ; [L864] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L866] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L868] COND TRUE splverifierCounter < 4 [L874] tmp = __VERIFIER_nondet_int() [L876] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L878] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L476] COND TRUE waterLevel < 2 [L477] waterLevel = waterLevel + 1 [L878] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L884] tmp___0 = __VERIFIER_nondet_int() [L886] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L894] tmp___2 = __VERIFIER_nondet_int() [L896] COND FALSE !(\read(tmp___2)) [L900] tmp___1 = __VERIFIER_nondet_int() [L902] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L909] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L693] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L700] COND TRUE \read(systemActive) [L722] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L725] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L740] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L45] int tmp ; [L46] int tmp___0 ; [L47] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L497] int retValue_acc ; [L500] retValue_acc = methaneLevelCritical [L501] return (retValue_acc); [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) [L529] int retValue_acc ; [L532] retValue_acc = waterLevel [L533] return (retValue_acc); [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 [L792] int retValue_acc ; [L795] retValue_acc = pumpRunning [L796] return (retValue_acc); [L61] tmp___1 = isPumpRunning() [L63] 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] [L82] __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 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 450.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -176.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.68 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 940.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 2530.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 930.3 MB in the end (delta: 108.2 MB). Peak memory consumption was 108.2 MB. Max. memory is 11.5 GB. * Witness Printer took 138.30 ms. Allocated memory is still 1.2 GB. Free memory was 930.3 MB in the beginning and 918.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...