./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product35.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_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product35.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/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 75ad40de7ac44b78584ba916fa204e981921222d ............................................................................................................................................................................................................................................................................................................. 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 04:09:24,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:09:24,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:09:24,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:09:24,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:09:24,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:09:24,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:09:24,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:09:24,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:09:24,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:09:24,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:09:24,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:09:24,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:09:24,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:09:24,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:09:24,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:09:24,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:09:24,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:09:24,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:09:24,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:09:24,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:09:24,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:09:24,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:09:24,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:09:24,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:09:24,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:09:24,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:09:24,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:09:24,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:09:24,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:09:24,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:09:24,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:09:24,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:09:24,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:09:24,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:09:24,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:09:24,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:09:24,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:09:24,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:09:24,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:09:24,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:09:24,270 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 04:09:24,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:09:24,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:09:24,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 04:09:24,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 04:09:24,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:09:24,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:09:24,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:09:24,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:09:24,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:09:24,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:09:24,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:09:24,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:09:24,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:09:24,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:09:24,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:09:24,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:09:24,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:09:24,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:09:24,306 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 04:09:24,306 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 04:09:24,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:09:24,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:09:24,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 04:09:24,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:09:24,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:09:24,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:09:24,308 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 04:09:24,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:09:24,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:09:24,309 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_63ca1a38-5c12-4fff-9451-d352ee0ae20a/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 -> 75ad40de7ac44b78584ba916fa204e981921222d [2019-11-20 04:09:24,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:09:24,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:09:24,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:09:24,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:09:24,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:09:24,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product35.cil.c [2019-11-20 04:09:24,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/data/06485803b/30ec9a49f90b48f3ab853d85e87ab441/FLAGc69738fd8 [2019-11-20 04:09:25,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:09:25,039 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/sv-benchmarks/c/product-lines/minepump_spec3_product35.cil.c [2019-11-20 04:09:25,062 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/data/06485803b/30ec9a49f90b48f3ab853d85e87ab441/FLAGc69738fd8 [2019-11-20 04:09:25,354 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/data/06485803b/30ec9a49f90b48f3ab853d85e87ab441 [2019-11-20 04:09:25,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:09:25,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:09:25,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:09:25,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:09:25,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:09:25,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:09:25" (1/1) ... [2019-11-20 04:09:25,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ca877b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:25, skipping insertion in model container [2019-11-20 04:09:25,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:09:25" (1/1) ... [2019-11-20 04:09:25,381 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:09:25,445 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:09:25,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:09:25,936 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:09:26,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:09:26,079 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:09:26,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26 WrapperNode [2019-11-20 04:09:26,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:09:26,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:09:26,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:09:26,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:09:26,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:09:26,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:09:26,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:09:26,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:09:26,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... [2019-11-20 04:09:26,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:09:26,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:09:26,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:09:26,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:09:26,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:09:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/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 04:09:26,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:09:26,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 04:09:26,286 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 04:09:26,287 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 04:09:26,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 04:09:26,287 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 04:09:26,287 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 04:09:26,287 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 04:09:26,287 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 04:09:26,287 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 04:09:26,288 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 04:09:26,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 04:09:26,288 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 04:09:26,288 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 04:09:26,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:09:26,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:09:27,465 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:09:27,466 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 04:09:27,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:09:27 BoogieIcfgContainer [2019-11-20 04:09:27,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:09:27,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 04:09:27,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 04:09:27,480 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 04:09:27,481 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:09:27" (1/1) ... [2019-11-20 04:09:27,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:09:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-11-20 04:09:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-11-20 04:09:27,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 04:09:27,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:27,927 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 04:09:27,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:27,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-11-20 04:09:27,952 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-11-20 04:09:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 04:09:27,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:28,068 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 04:09:28,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:28,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-11-20 04:09:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-11-20 04:09:28,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 04:09:28,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:28,344 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 04:09:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:28,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2019-11-20 04:09:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2019-11-20 04:09:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 04:09:28,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:09:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:09:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:09:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:09:29,284 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2019-11-20 04:09:29,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:09:29 ImpRootNode [2019-11-20 04:09:29,433 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 04:09:29,434 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:09:29,434 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:09:29,434 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:09:29,435 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:09:27" (3/4) ... [2019-11-20 04:09:29,438 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 04:09:29,580 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_63ca1a38-5c12-4fff-9451-d352ee0ae20a/bin/ukojak/witness.graphml [2019-11-20 04:09:29,580 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:09:29,584 INFO L168 Benchmark]: Toolchain (without parser) took 4223.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 944.7 MB in the beginning and 885.8 MB in the end (delta: 58.9 MB). Peak memory consumption was 184.2 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:29,584 INFO L168 Benchmark]: CDTParser took 0.30 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 04:09:29,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:29,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.89 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. [2019-11-20 04:09:29,588 INFO L168 Benchmark]: Boogie Preprocessor took 34.52 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:29,588 INFO L168 Benchmark]: RCFGBuilder took 1275.44 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. [2019-11-20 04:09:29,589 INFO L168 Benchmark]: CodeCheck took 1965.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 896.6 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:29,589 INFO L168 Benchmark]: Witness Printer took 147.22 ms. Allocated memory is still 1.2 GB. Free memory was 896.6 MB in the beginning and 885.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:29,591 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: 1.7s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 176 SDtfs, 42 SDslu, 80 SDs, 0 SdLazy, 102 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 414 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 3026 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 556]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L120] int pumpRunning = 0; [L121] int systemActive = 1; [L324] int cleanupTimeShifts = 4; [L423] int waterLevel = 1; [L424] int methaneLevelCritical = 0; [L730] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L400] int retValue_acc ; [L401] int tmp ; [L543] int retValue_acc ; [L546] retValue_acc = 1 [L547] return (retValue_acc); [L407] tmp = valid_product() [L409] COND TRUE \read(tmp) [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L441] COND TRUE waterLevel < 2 [L442] waterLevel = waterLevel + 1 [L67] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp___2)) [L89] tmp___1 = __VERIFIER_nondet_int() [L91] COND TRUE \read(tmp___1) [L276] COND FALSE !(\read(pumpRunning)) [L283] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L100] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L128] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L135] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L291] int tmp ; [L292] int tmp___0 ; [L293] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L297] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L462] int retValue_acc ; [L465] retValue_acc = methaneLevelCritical [L466] return (retValue_acc); [L297] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L297] tmp = isMethaneLevelCritical() [L299] COND FALSE !(\read(tmp)) [L494] int retValue_acc ; [L497] retValue_acc = waterLevel [L498] return (retValue_acc); [L303] tmp___0 = getWaterLevel() [L305] COND TRUE tmp___0 == 2 [L209] int retValue_acc ; [L212] retValue_acc = pumpRunning [L213] return (retValue_acc); [L307] tmp___1 = isPumpRunning() [L309] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L556] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 719.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.89 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 34.52 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1275.44 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 1965.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 896.6 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 11.5 GB. * Witness Printer took 147.22 ms. Allocated memory is still 1.2 GB. Free memory was 896.6 MB in the beginning and 885.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...