./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product22.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_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/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 7879ca98f25531324d15e1db6b1d755ab21e7b97 ................................................................................................................................................................................................................................................................................................................................................ 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 05:14:33,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 05:14:33,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 05:14:33,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 05:14:33,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 05:14:33,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 05:14:33,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 05:14:33,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 05:14:33,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 05:14:33,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 05:14:33,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 05:14:33,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 05:14:33,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 05:14:33,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 05:14:33,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 05:14:33,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 05:14:33,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 05:14:33,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 05:14:33,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 05:14:33,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 05:14:33,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 05:14:33,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 05:14:33,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 05:14:33,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 05:14:33,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 05:14:33,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 05:14:33,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 05:14:33,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 05:14:33,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 05:14:33,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 05:14:33,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 05:14:33,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 05:14:33,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 05:14:33,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 05:14:33,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 05:14:33,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 05:14:33,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 05:14:33,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 05:14:33,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 05:14:33,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 05:14:33,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 05:14:33,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 05:14:33,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 05:14:33,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 05:14:33,225 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 05:14:33,225 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 05:14:33,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 05:14:33,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 05:14:33,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 05:14:33,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 05:14:33,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 05:14:33,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 05:14:33,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 05:14:33,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 05:14:33,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 05:14:33,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 05:14:33,227 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 05:14:33,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 05:14:33,227 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 05:14:33,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 05:14:33,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 05:14:33,228 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 05:14:33,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 05:14:33,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 05:14:33,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 05:14:33,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 05:14:33,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 05:14:33,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 05:14:33,229 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 05:14:33,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 05:14:33,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 05:14:33,229 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_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/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 -> 7879ca98f25531324d15e1db6b1d755ab21e7b97 [2019-12-01 05:14:33,329 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 05:14:33,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 05:14:33,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 05:14:33,343 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 05:14:33,343 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 05:14:33,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c [2019-12-01 05:14:33,383 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/data/77a5e0056/301f57d671e14d9d97d8aaf31d1c8c7f/FLAG7cdfc7f6e [2019-12-01 05:14:33,843 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 05:14:33,843 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/sv-benchmarks/c/product-lines/minepump_spec3_product22.cil.c [2019-12-01 05:14:33,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/data/77a5e0056/301f57d671e14d9d97d8aaf31d1c8c7f/FLAG7cdfc7f6e [2019-12-01 05:14:34,360 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/data/77a5e0056/301f57d671e14d9d97d8aaf31d1c8c7f [2019-12-01 05:14:34,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 05:14:34,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 05:14:34,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 05:14:34,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 05:14:34,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 05:14:34,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b2f2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34, skipping insertion in model container [2019-12-01 05:14:34,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 05:14:34,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 05:14:34,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:14:34,623 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 05:14:34,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:14:34,691 INFO L208 MainTranslator]: Completed translation [2019-12-01 05:14:34,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34 WrapperNode [2019-12-01 05:14:34,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 05:14:34,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 05:14:34,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 05:14:34,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 05:14:34,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 05:14:34,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 05:14:34,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 05:14:34,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 05:14:34,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... [2019-12-01 05:14:34,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 05:14:34,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 05:14:34,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 05:14:34,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 05:14:34,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:14:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/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 05:14:34,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 05:14:34,794 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 05:14:34,794 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 05:14:34,794 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 05:14:34,794 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 05:14:34,794 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 05:14:34,794 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 05:14:34,794 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 05:14:34,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 05:14:34,794 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 05:14:34,794 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 05:14:34,795 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-12-01 05:14:34,795 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-12-01 05:14:34,795 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 05:14:34,795 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 05:14:34,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 05:14:34,795 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 05:14:34,795 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 05:14:34,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 05:14:34,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 05:14:35,313 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 05:14:35,313 INFO L287 CfgBuilder]: Removed 38 assume(true) statements. [2019-12-01 05:14:35,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:14:35 BoogieIcfgContainer [2019-12-01 05:14:35,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 05:14:35,315 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 05:14:35,315 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 05:14:35,322 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 05:14:35,322 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:14:35" (1/1) ... [2019-12-01 05:14:35,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 05:14:35,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:14:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2019-12-01 05:14:35,355 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2019-12-01 05:14:35,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 05:14:35,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:14:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:14:35,510 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 05:14:35,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:14:35,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2019-12-01 05:14:35,520 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2019-12-01 05:14:35,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 05:14:35,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:14:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:14:35,580 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 05:14:35,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:14:35,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2019-12-01 05:14:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2019-12-01 05:14:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 05:14:35,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:14:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:14:35,697 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 05:14:35,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:14:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2019-12-01 05:14:35,835 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2019-12-01 05:14:35,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 05:14:35,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:14:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:14:35,889 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 05:14:36,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:14:36,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 87 states and 141 transitions. [2019-12-01 05:14:36,203 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2019-12-01 05:14:36,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 05:14:36,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:14:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:14:36,404 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 05:14:37,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:14:37,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 101 states and 182 transitions. [2019-12-01 05:14:37,347 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 182 transitions. [2019-12-01 05:14:37,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 05:14:37,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:14:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 05:14:37,379 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 05:14:37,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 05:14:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 104 states and 188 transitions. [2019-12-01 05:14:37,594 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 188 transitions. [2019-12-01 05:14:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 05:14:37,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 05:14:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 05:14:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 05:14:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 05:14:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 05:14:37,852 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 7 iterations. [2019-12-01 05:14:37,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:14:37 ImpRootNode [2019-12-01 05:14:37,953 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 05:14:37,954 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 05:14:37,954 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 05:14:37,954 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 05:14:37,954 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:14:35" (3/4) ... [2019-12-01 05:14:37,956 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 05:14:38,020 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_16129c4a-b99e-4f0f-ba59-b2283c5b4e92/bin/ukojak/witness.graphml [2019-12-01 05:14:38,020 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 05:14:38,022 INFO L168 Benchmark]: Toolchain (without parser) took 3658.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 942.4 MB in the beginning and 1.0 GB in the end (delta: -107.5 MB). Peak memory consumption was 66.1 MB. Max. memory is 11.5 GB. [2019-12-01 05:14:38,022 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 05:14:38,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -156.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-01 05:14:38,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.70 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 05:14:38,023 INFO L168 Benchmark]: Boogie Preprocessor took 22.15 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 05:14:38,023 INFO L168 Benchmark]: RCFGBuilder took 561.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 11.5 GB. [2019-12-01 05:14:38,023 INFO L168 Benchmark]: CodeCheck took 2638.87 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -41.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2019-12-01 05:14:38,024 INFO L168 Benchmark]: Witness Printer took 66.63 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: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2019-12-01 05:14:38,025 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 60 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.5s, OverallIterations: 7, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1716 SDtfs, 588 SDslu, 1324 SDs, 0 SdLazy, 1248 SolverSat, 364 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1199 GetRequests, 1113 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2301 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 6225 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 140]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L145] int cleanupTimeShifts = 4; [L286] int pumpRunning = 0; [L287] int systemActive = 1; [L709] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L224] int retValue_acc ; [L225] int tmp ; [L273] int retValue_acc ; [L276] retValue_acc = 1 [L277] return (retValue_acc); [L231] tmp = valid_product() [L233] COND TRUE \read(tmp) [L474] int splverifierCounter ; [L475] int tmp ; [L476] int tmp___0 ; [L477] int tmp___1 ; [L478] int tmp___2 ; [L481] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L483] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L485] COND TRUE splverifierCounter < 4 [L491] tmp = __VERIFIER_nondet_int() [L493] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L495] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L495] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L501] tmp___0 = __VERIFIER_nondet_int() [L503] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L511] tmp___2 = __VERIFIER_nondet_int() [L513] COND TRUE \read(tmp___2) [L468] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L528] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L294] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L301] COND TRUE \read(systemActive) [L349] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L352] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L323] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L326] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L341] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L907] int tmp ; [L908] int tmp___0 ; [L909] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L913] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L913] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L913] tmp = isMethaneLevelCritical() [L915] COND FALSE !(\read(tmp)) [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); [L919] tmp___0 = getWaterLevel() [L921] COND TRUE tmp___0 == 2 [L401] int retValue_acc ; [L404] retValue_acc = pumpRunning [L405] return (retValue_acc); [L923] tmp___1 = isPumpRunning() [L925] 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] [L140] __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 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -156.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.70 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. * Boogie Preprocessor took 22.15 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. * RCFGBuilder took 561.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 11.5 GB. * CodeCheck took 2638.87 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -41.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Witness Printer took 66.63 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: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...