./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/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 2802309dbd9334e3c65161de741c9f21c5d465d0 ............................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:11:38,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:11:38,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:11:38,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:11:38,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:11:38,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:11:38,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:11:38,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:11:38,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:11:38,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:11:38,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:11:38,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:11:38,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:11:38,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:11:38,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:11:38,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:11:38,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:11:38,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:11:38,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:11:38,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:11:38,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:11:38,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:11:38,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:11:38,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:11:38,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:11:38,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:11:38,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:11:38,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:11:38,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:11:38,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:11:38,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:11:38,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:11:38,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:11:38,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:11:38,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:11:38,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:11:38,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:11:38,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:11:38,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:11:38,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:11:38,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:11:38,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:11:38,198 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:11:38,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:11:38,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:11:38,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:11:38,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:11:38,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:11:38,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:11:38,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:11:38,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:11:38,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:11:38,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:11:38,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:11:38,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:11:38,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:11:38,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:11:38,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:11:38,212 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:11:38,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:11:38,212 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:11:38,212 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:11:38,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:11:38,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:11:38,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:11:38,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:11:38,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:11:38,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:11:38,215 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:11:38,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:11:38,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:11:38,215 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/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 -> 2802309dbd9334e3c65161de741c9f21c5d465d0 [2019-10-22 10:11:38,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:11:38,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:11:38,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:11:38,255 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:11:38,256 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:11:38,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product24.cil.c [2019-10-22 10:11:38,304 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/data/a7e472d52/8b8d20db2c7c4a02aea003c53a4429fa/FLAGc1bf7228e [2019-10-22 10:11:38,696 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:11:38,697 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/sv-benchmarks/c/product-lines/minepump_spec3_product24.cil.c [2019-10-22 10:11:38,708 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/data/a7e472d52/8b8d20db2c7c4a02aea003c53a4429fa/FLAGc1bf7228e [2019-10-22 10:11:39,036 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/data/a7e472d52/8b8d20db2c7c4a02aea003c53a4429fa [2019-10-22 10:11:39,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:11:39,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:11:39,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:11:39,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:11:39,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:11:39,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2c5c53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39, skipping insertion in model container [2019-10-22 10:11:39,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,053 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:11:39,101 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:11:39,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:11:39,473 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:11:39,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:11:39,582 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:11:39,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39 WrapperNode [2019-10-22 10:11:39,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:11:39,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:11:39,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:11:39,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:11:39,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:11:39,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:11:39,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:11:39,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:11:39,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... [2019-10-22 10:11:39,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:11:39,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:11:39,666 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:11:39,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:11:39,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:11:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:11:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:11:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:11:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:11:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:11:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:11:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:11:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:11:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:11:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:11:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:11:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:11:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:11:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:11:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:11:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:11:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:11:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:11:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:11:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:11:40,515 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:11:40,515 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-10-22 10:11:40,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:11:40 BoogieIcfgContainer [2019-10-22 10:11:40,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:11:40,517 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:11:40,517 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:11:40,528 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:11:40,528 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:11:40" (1/1) ... [2019-10-22 10:11:40,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:11:40,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2019-10-22 10:11:40,577 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2019-10-22 10:11:40,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:11:40,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:11:40,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:11:40,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:40,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2019-10-22 10:11:40,861 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2019-10-22 10:11:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:11:40,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:11:40,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:11:40,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2019-10-22 10:11:40,973 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2019-10-22 10:11:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:11:40,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:11:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:11:41,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:41,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions. [2019-10-22 10:11:41,167 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2019-10-22 10:11:41,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:11:41,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:11:41,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:11:41,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:41,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2019-10-22 10:11:41,416 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2019-10-22 10:11:41,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:11:41,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:11:41,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:11:41,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 111 transitions. [2019-10-22 10:11:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2019-10-22 10:11:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:11:41,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:11:41,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:11:41,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:41,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 80 states and 112 transitions. [2019-10-22 10:11:41,587 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2019-10-22 10:11:41,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:11:41,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:11:41,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:11:42,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:42,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 98 states and 152 transitions. [2019-10-22 10:11:42,391 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 152 transitions. [2019-10-22 10:11:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:11:42,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:11:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:11:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:11:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:11:43,169 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2019-10-22 10:11:43,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:11:43 ImpRootNode [2019-10-22 10:11:43,325 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:11:43,326 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:11:43,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:11:43,326 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:11:43,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:11:40" (3/4) ... [2019-10-22 10:11:43,329 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:11:43,441 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7009ad52-65e9-47bd-adde-8c47a8dc73e9/bin/ukojak/witness.graphml [2019-10-22 10:11:43,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:11:43,443 INFO L168 Benchmark]: Toolchain (without parser) took 4403.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -138.4 MB). Peak memory consumption was 78.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,443 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:43,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:43,444 INFO L168 Benchmark]: Boogie Preprocessor took 33.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:43,447 INFO L168 Benchmark]: RCFGBuilder took 850.40 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: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,447 INFO L168 Benchmark]: CodeCheck took 2808.39 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 89.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -72.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,448 INFO L168 Benchmark]: Witness Printer took 115.82 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: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:43,449 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, 65 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.6s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3004 SDtfs, 608 SDslu, 1092 SDs, 0 SdLazy, 1002 SolverSat, 382 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1212 GetRequests, 1170 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7984 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L60] int pumpRunning = 0; [L61] int systemActive = 1; [L369] int cleanupTimeShifts = 4; [L637] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L834] int waterLevel = 1; [L835] int methaneLevelCritical = 0; [L445] int retValue_acc ; [L446] int tmp ; [L949] int retValue_acc ; [L952] retValue_acc = 1 [L953] return (retValue_acc); [L452] tmp = valid_product() [L454] COND TRUE \read(tmp) [L266] int splverifierCounter ; [L267] int tmp ; [L268] int tmp___0 ; [L269] int tmp___1 ; [L270] int tmp___2 ; [L273] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L275] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L277] COND TRUE splverifierCounter < 4 [L283] tmp = __VERIFIER_nondet_int() [L285] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L287] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L852] COND TRUE waterLevel < 2 [L853] waterLevel = waterLevel + 1 [L287] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L293] tmp___0 = __VERIFIER_nondet_int() [L295] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L303] tmp___2 = __VERIFIER_nondet_int() [L305] COND FALSE !(\read(tmp___2)) [L311] tmp___1 = __VERIFIER_nondet_int() [L313] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L242] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L249] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L322] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L68] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L75] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L336] int tmp ; [L337] int tmp___0 ; [L338] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L342] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L873] int retValue_acc ; [L876] retValue_acc = methaneLevelCritical [L877] return (retValue_acc); [L342] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L342] tmp = isMethaneLevelCritical() [L344] COND FALSE !(\read(tmp)) [L905] int retValue_acc ; [L908] retValue_acc = waterLevel [L909] return (retValue_acc); [L348] tmp___0 = getWaterLevel() [L350] COND TRUE tmp___0 == 2 [L175] int retValue_acc ; [L178] retValue_acc = pumpRunning [L179] return (retValue_acc); [L352] tmp___1 = isPumpRunning() [L354] 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] [L44] __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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 543.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -159.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.11 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 33.40 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. * RCFGBuilder took 850.40 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: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 11.5 GB. * CodeCheck took 2808.39 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 89.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -72.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Witness Printer took 115.82 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: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...