./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/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 cea13255bd81d7ff756db691b6bf5b4173b6edc1 ........................................................................................................................................................................................................................................................................................................................................................... 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 0.1.25-f470102 [2019-12-01 10:15:00,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 10:15:00,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 10:15:00,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 10:15:00,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 10:15:00,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 10:15:00,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 10:15:00,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 10:15:00,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 10:15:00,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 10:15:00,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 10:15:00,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 10:15:00,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 10:15:00,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 10:15:00,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 10:15:00,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 10:15:00,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 10:15:00,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 10:15:00,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 10:15:00,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 10:15:00,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 10:15:00,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 10:15:00,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 10:15:00,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 10:15:00,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 10:15:00,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 10:15:00,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 10:15:00,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 10:15:00,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 10:15:00,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 10:15:00,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 10:15:00,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 10:15:00,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 10:15:00,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 10:15:00,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 10:15:00,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 10:15:00,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 10:15:00,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 10:15:00,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 10:15:00,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 10:15:00,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 10:15:00,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 10:15:00,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 10:15:00,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 10:15:00,326 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 10:15:00,326 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 10:15:00,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 10:15:00,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 10:15:00,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 10:15:00,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 10:15:00,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 10:15:00,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 10:15:00,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 10:15:00,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 10:15:00,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 10:15:00,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 10:15:00,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 10:15:00,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 10:15:00,328 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 10:15:00,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 10:15:00,328 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 10:15:00,328 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 10:15:00,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 10:15:00,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 10:15:00,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 10:15:00,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 10:15:00,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 10:15:00,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 10:15:00,329 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 10:15:00,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 10:15:00,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 10:15:00,330 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_6c37ea07-3249-4f79-80da-18cfb8945439/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 -> cea13255bd81d7ff756db691b6bf5b4173b6edc1 [2019-12-01 10:15:00,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 10:15:00,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 10:15:00,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 10:15:00,442 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 10:15:00,442 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 10:15:00,443 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c [2019-12-01 10:15:00,483 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/data/7a55db03e/044cd236ca69490c9da64fbdb4817e7b/FLAGaee70a09c [2019-12-01 10:15:00,950 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 10:15:00,950 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/sv-benchmarks/c/product-lines/minepump_spec3_product20.cil.c [2019-12-01 10:15:00,958 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/data/7a55db03e/044cd236ca69490c9da64fbdb4817e7b/FLAGaee70a09c [2019-12-01 10:15:01,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/data/7a55db03e/044cd236ca69490c9da64fbdb4817e7b [2019-12-01 10:15:01,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 10:15:01,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 10:15:01,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 10:15:01,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 10:15:01,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 10:15:01,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bf3238d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01, skipping insertion in model container [2019-12-01 10:15:01,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 10:15:01,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 10:15:01,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 10:15:01,557 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 10:15:01,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 10:15:01,625 INFO L208 MainTranslator]: Completed translation [2019-12-01 10:15:01,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01 WrapperNode [2019-12-01 10:15:01,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 10:15:01,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 10:15:01,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 10:15:01,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 10:15:01,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 10:15:01,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 10:15:01,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 10:15:01,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 10:15:01,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2019-12-01 10:15:01,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 10:15:01,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 10:15:01,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 10:15:01,688 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 10:15:01,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/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 [2019-12-01 10:15:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 10:15:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 10:15:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 10:15:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 10:15:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 10:15:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 10:15:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 10:15:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 10:15:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 10:15:01,737 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 10:15:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 10:15:01,737 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 10:15:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 10:15:01,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 10:15:01,737 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 10:15:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 10:15:01,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 10:15:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 10:15:02,246 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 10:15:02,246 INFO L287 CfgBuilder]: Removed 38 assume(true) statements. [2019-12-01 10:15:02,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:15:02 BoogieIcfgContainer [2019-12-01 10:15:02,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 10:15:02,248 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 10:15:02,248 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 10:15:02,257 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 10:15:02,257 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:15:02" (1/1) ... [2019-12-01 10:15:02,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 10:15:02,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:02,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2019-12-01 10:15:02,292 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2019-12-01 10:15:02,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 10:15:02,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:02,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:02,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:02,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2019-12-01 10:15:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2019-12-01 10:15:02,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 10:15:02,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-12-01 10:15:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-12-01 10:15:02,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 10:15:02,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:02,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2019-12-01 10:15:02,615 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2019-12-01 10:15:02,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 10:15:02,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:02,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:02,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 123 transitions. [2019-12-01 10:15:02,948 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2019-12-01 10:15:02,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 10:15:02,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:02,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:03,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 85 states and 138 transitions. [2019-12-01 10:15:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 138 transitions. [2019-12-01 10:15:03,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 10:15:03,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:03,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:03,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 90 states and 148 transitions. [2019-12-01 10:15:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2019-12-01 10:15:03,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 10:15:03,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:03,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:03,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 91 states and 149 transitions. [2019-12-01 10:15:03,240 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 149 transitions. [2019-12-01 10:15:03,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 10:15:03,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 93 states and 151 transitions. [2019-12-01 10:15:03,402 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 151 transitions. [2019-12-01 10:15:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 10:15:03,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 10:15:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 10:15:03,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 10:15:03,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 94 states and 152 transitions. [2019-12-01 10:15:03,440 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 152 transitions. [2019-12-01 10:15:03,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 10:15:03,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 10:15:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 10:15:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 10:15:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 10:15:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 10:15:03,702 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2019-12-01 10:15:03,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 10:15:03 ImpRootNode [2019-12-01 10:15:03,802 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 10:15:03,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 10:15:03,803 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 10:15:03,803 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 10:15:03,803 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:15:02" (3/4) ... [2019-12-01 10:15:03,805 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 10:15:03,874 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6c37ea07-3249-4f79-80da-18cfb8945439/bin/ukojak/witness.graphml [2019-12-01 10:15:03,874 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 10:15:03,875 INFO L168 Benchmark]: Toolchain (without parser) took 2590.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 939.4 MB in the beginning and 995.7 MB in the end (delta: -56.3 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2019-12-01 10:15:03,876 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 10:15:03,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -144.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-01 10:15:03,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.89 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 10:15:03,877 INFO L168 Benchmark]: Boogie Preprocessor took 23.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 10:15:03,877 INFO L168 Benchmark]: RCFGBuilder took 559.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. [2019-12-01 10:15:03,877 INFO L168 Benchmark]: CodeCheck took 1554.84 ms. Allocated memory is still 1.1 GB. Free memory was 996.3 MB in the beginning and 1.0 GB in the end (delta: -11.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 10:15:03,877 INFO L168 Benchmark]: Witness Printer took 71.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2019-12-01 10:15:03,879 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 8 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.4s, OverallIterations: 10, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 12868 SDtfs, 3376 SDslu, 6664 SDs, 0 SdLazy, 5480 SolverSat, 1584 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1705 GetRequests, 1659 SyntacticMatches, 10 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 366 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 233 NumberOfCodeBlocks, 233 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 10778 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: 927]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L247] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L444] int cleanupTimeShifts = 4; [L590] int pumpRunning = 0; [L591] int systemActive = 1; [L834] int waterLevel = 1; [L835] int methaneLevelCritical = 0; [L522] int retValue_acc ; [L523] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L529] tmp = valid_product() [L531] COND TRUE \read(tmp) [L766] int splverifierCounter ; [L767] int tmp ; [L768] int tmp___0 ; [L769] int tmp___1 ; [L770] int tmp___2 ; [L773] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L775] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L777] COND TRUE splverifierCounter < 4 [L783] tmp = __VERIFIER_nondet_int() [L785] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L787] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L852] COND TRUE waterLevel < 2 [L853] waterLevel = waterLevel + 1 [L787] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L793] tmp___0 = __VERIFIER_nondet_int() [L795] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L803] tmp___2 = __VERIFIER_nondet_int() [L805] COND TRUE \read(tmp___2) [L760] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L822] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L597] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L604] COND TRUE \read(systemActive) [L626] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L629] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L644] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L550] int tmp ; [L551] int tmp___0 ; [L552] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L873] int retValue_acc ; [L876] retValue_acc = methaneLevelCritical [L877] return (retValue_acc); [L556] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L556] tmp = isMethaneLevelCritical() [L558] COND FALSE !(\read(tmp)) [L905] int retValue_acc ; [L908] retValue_acc = waterLevel [L909] return (retValue_acc); [L562] tmp___0 = getWaterLevel() [L564] COND TRUE tmp___0 == 2 [L678] int retValue_acc ; [L681] retValue_acc = pumpRunning [L682] return (retValue_acc); [L566] tmp___1 = isPumpRunning() [L568] 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] [L927] __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 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 337.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -144.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.89 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 559.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 996.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. * CodeCheck took 1554.84 ms. Allocated memory is still 1.1 GB. Free memory was 996.3 MB in the beginning and 1.0 GB in the end (delta: -11.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 71.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 995.7 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...