./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/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 fda6d17e7962e4df44156ef592d697d85d9dd989 ............................................................................................................................................................................................................................................................................................................................................................. 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 0.1.24-6b5699a [2019-11-26 02:44:09,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:44:09,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:44:09,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:44:09,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:44:09,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:44:09,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:44:09,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:44:09,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:44:09,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:44:09,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:44:09,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:44:09,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:44:09,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:44:09,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:44:09,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:44:09,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:44:09,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:44:09,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:44:09,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:44:09,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:44:09,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:44:09,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:44:09,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:44:09,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:44:09,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:44:09,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:44:09,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:44:09,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:44:09,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:44:09,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:44:09,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:44:09,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:44:09,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:44:09,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:44:09,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:44:09,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:44:09,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:44:09,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:44:09,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:44:09,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:44:09,259 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:44:09,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:44:09,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:44:09,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:44:09,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:44:09,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:44:09,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:44:09,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:44:09,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:44:09,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:44:09,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:44:09,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:44:09,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:44:09,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:44:09,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:44:09,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:44:09,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:44:09,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:44:09,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:44:09,297 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:44:09,297 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:44:09,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:44:09,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:44:09,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:44:09,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:44:09,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:44:09,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:44:09,299 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:44:09,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:44:09,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:44:09,300 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_d40cbaaf-8154-4236-8f29-2fa287c5ac22/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 -> fda6d17e7962e4df44156ef592d697d85d9dd989 [2019-11-26 02:44:09,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:44:09,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:44:09,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:44:09,484 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:44:09,484 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:44:09,485 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c [2019-11-26 02:44:09,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/data/1d223c02d/fce29c38c2f740729f67fedfe52f035d/FLAG7d5ed6c90 [2019-11-26 02:44:10,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:44:10,002 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c [2019-11-26 02:44:10,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/data/1d223c02d/fce29c38c2f740729f67fedfe52f035d/FLAG7d5ed6c90 [2019-11-26 02:44:10,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/data/1d223c02d/fce29c38c2f740729f67fedfe52f035d [2019-11-26 02:44:10,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:44:10,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:44:10,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:44:10,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:44:10,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:44:10,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:10,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d57fb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10, skipping insertion in model container [2019-11-26 02:44:10,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:10,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:44:10,499 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:44:10,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:44:10,865 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:44:10,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:44:10,965 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:44:10,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10 WrapperNode [2019-11-26 02:44:10,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:44:10,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:44:10,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:44:10,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:44:10,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:44:11,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:44:11,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:44:11,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:44:11,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... [2019-11-26 02:44:11,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:44:11,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:44:11,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:44:11,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:44:11,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/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 [2019-11-26 02:44:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:44:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:44:11,162 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:44:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:44:11,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:44:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:44:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:44:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:44:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:44:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:44:11,164 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-26 02:44:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:44:11,164 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:44:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:44:11,165 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:44:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:44:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:44:11,165 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:44:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:44:11,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:44:12,105 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:44:12,105 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-26 02:44:12,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:44:12 BoogieIcfgContainer [2019-11-26 02:44:12,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:44:12,107 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:44:12,107 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:44:12,117 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:44:12,117 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:44:12" (1/1) ... [2019-11-26 02:44:12,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:44:12,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:12,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2019-11-26 02:44:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2019-11-26 02:44:12,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:44:12,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:12,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-11-26 02:44:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-11-26 02:44:12,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:44:12,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:12,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:12,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2019-11-26 02:44:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2019-11-26 02:44:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:44:12,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:12,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:12,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2019-11-26 02:44:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2019-11-26 02:44:12,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:44:12,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:12,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:12,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:12,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2019-11-26 02:44:12,917 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2019-11-26 02:44:12,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:44:12,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:12,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:13,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2019-11-26 02:44:13,000 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2019-11-26 02:44:13,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:44:13,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:13,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:13,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2019-11-26 02:44:13,060 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2019-11-26 02:44:13,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:44:13,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:13,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:13,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2019-11-26 02:44:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2019-11-26 02:44:13,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-26 02:44:13,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:13,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:14,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:14,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 100 states and 162 transitions. [2019-11-26 02:44:14,063 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 162 transitions. [2019-11-26 02:44:14,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:44:14,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:44:14,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:44:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:44:14,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 105 states and 174 transitions. [2019-11-26 02:44:14,349 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 174 transitions. [2019-11-26 02:44:14,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:44:14,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:44:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:44:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:44:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:44:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:44:14,737 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2019-11-26 02:44:14,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:44:14 ImpRootNode [2019-11-26 02:44:14,905 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:44:14,906 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:44:14,906 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:44:14,906 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:44:14,907 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:44:12" (3/4) ... [2019-11-26 02:44:14,909 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:44:15,007 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d40cbaaf-8154-4236-8f29-2fa287c5ac22/bin/ukojak/witness.graphml [2019-11-26 02:44:15,007 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:44:15,009 INFO L168 Benchmark]: Toolchain (without parser) took 4640.73 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.4 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 54.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:44:15,010 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 02:44:15,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:44:15,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.71 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. [2019-11-26 02:44:15,011 INFO L168 Benchmark]: Boogie Preprocessor took 46.91 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:44:15,011 INFO L168 Benchmark]: RCFGBuilder took 1012.72 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: 77.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:44:15,012 INFO L168 Benchmark]: CodeCheck took 2798.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 61.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -78.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:44:15,012 INFO L168 Benchmark]: Witness Printer took 101.82 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:44:15,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 64 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.6s, OverallIterations: 10, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 12220 SDtfs, 3668 SDslu, 5744 SDs, 0 SdLazy, 4070 SolverSat, 1250 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1706 GetRequests, 1651 SyntacticMatches, 9 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 738 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 200 ConstructedInterpolants, 0 QuantifiedInterpolants, 11043 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: 451]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L85] int waterLevel = 1; [L86] int methaneLevelCritical = 0; [L185] int pumpRunning = 0; [L186] int systemActive = 1; [L822] int cleanupTimeShifts = 4; [L625] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L895] int retValue_acc ; [L896] int tmp ; [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); [L902] tmp = valid_product() [L904] COND TRUE \read(tmp) [L381] int splverifierCounter ; [L382] int tmp ; [L383] int tmp___0 ; [L384] int tmp___1 ; [L385] int tmp___2 ; [L388] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L390] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L392] COND TRUE splverifierCounter < 4 [L398] tmp = __VERIFIER_nondet_int() [L400] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L402] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L103] COND TRUE waterLevel < 2 [L104] waterLevel = waterLevel + 1 [L402] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L408] tmp___0 = __VERIFIER_nondet_int() [L410] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L418] tmp___2 = __VERIFIER_nondet_int() [L420] COND FALSE !(\read(tmp___2)) [L424] tmp___1 = __VERIFIER_nondet_int() [L426] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L374] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L435] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L193] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L200] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L919] int tmp ; [L920] int tmp___0 ; [L921] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L925] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L124] int retValue_acc ; [L127] retValue_acc = methaneLevelCritical [L128] return (retValue_acc); [L925] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L925] tmp = isMethaneLevelCritical() [L927] COND FALSE !(\read(tmp)) [L156] int retValue_acc ; [L159] retValue_acc = waterLevel [L160] return (retValue_acc); [L931] tmp___0 = getWaterLevel() [L933] COND TRUE tmp___0 == 2 [L300] int retValue_acc ; [L303] retValue_acc = pumpRunning [L304] return (retValue_acc); [L935] tmp___1 = isPumpRunning() [L937] 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] [L451] __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 0.22 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 591.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -197.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.71 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 46.91 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1012.72 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: 77.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 11.5 GB. * CodeCheck took 2798.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 61.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -78.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 101.82 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...