./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product56.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_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product56.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/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 3236d89cedc127e9d85364eeaf0ba1493a1eae64 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:14:18,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:14:18,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:14:18,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:14:18,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:14:18,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:14:18,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:14:18,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:14:18,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:14:18,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:14:18,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:14:18,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:14:18,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:14:18,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:14:18,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:14:18,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:14:18,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:14:18,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:14:18,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:14:18,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:14:18,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:14:18,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:14:18,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:14:18,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:14:18,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:14:18,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:14:18,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:14:18,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:14:18,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:14:18,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:14:18,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:14:18,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:14:18,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:14:18,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:14:18,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:14:18,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:14:18,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:14:18,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:14:18,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:14:18,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:14:18,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:14:18,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:14:18,585 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:14:18,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:14:18,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:14:18,586 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:14:18,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:14:18,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:14:18,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:14:18,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:14:18,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:14:18,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:14:18,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:14:18,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:14:18,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:14:18,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:14:18,588 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:14:18,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:14:18,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:14:18,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:14:18,590 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:14:18,590 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:14:18,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:14:18,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:14:18,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:18,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:14:18,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:14:18,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:14:18,591 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:14:18,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:14:18,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:14:18,591 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_9e21c779-ee0a-4a2a-9783-82d097b565e2/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 -> 3236d89cedc127e9d85364eeaf0ba1493a1eae64 [2019-10-22 10:14:18,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:14:18,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:14:18,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:14:18,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:14:18,631 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:14:18,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product56.cil.c [2019-10-22 10:14:18,680 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/data/9aa9053bd/826de503c02a4883b1d5db5d7fe05c17/FLAG54a47db20 [2019-10-22 10:14:19,114 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:14:19,114 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/sv-benchmarks/c/product-lines/minepump_spec1_product56.cil.c [2019-10-22 10:14:19,123 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/data/9aa9053bd/826de503c02a4883b1d5db5d7fe05c17/FLAG54a47db20 [2019-10-22 10:14:19,475 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/data/9aa9053bd/826de503c02a4883b1d5db5d7fe05c17 [2019-10-22 10:14:19,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:14:19,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:14:19,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:19,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:14:19,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:14:19,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:19" (1/1) ... [2019-10-22 10:14:19,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de3efe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:19, skipping insertion in model container [2019-10-22 10:14:19,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:19" (1/1) ... [2019-10-22 10:14:19,494 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:14:19,545 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:14:19,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:19,923 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:14:20,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:20,044 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:14:20,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20 WrapperNode [2019-10-22 10:14:20,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:20,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:20,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:14:20,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:14:20,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:20,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:14:20,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:14:20,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:14:20,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... [2019-10-22 10:14:20,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:14:20,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:14:20,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:14:20,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:14:20,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/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 10:14:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:14:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:14:20,257 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:14:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:14:20,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:14:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:14:20,259 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:14:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:14:20,259 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:14:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:14:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-22 10:14:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:14:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:14:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:14:20,261 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:14:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:14:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:14:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:14:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:14:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:14:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:14:20,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:14:21,179 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:14:21,179 INFO L284 CfgBuilder]: Removed 44 assume(true) statements. [2019-10-22 10:14:21,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:21 BoogieIcfgContainer [2019-10-22 10:14:21,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:14:21,181 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:14:21,181 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:14:21,191 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:14:21,191 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:21" (1/1) ... [2019-10-22 10:14:21,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:14:21,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:21,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2019-10-22 10:14:21,238 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2019-10-22 10:14:21,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:14:21,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:21,443 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 10:14:21,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:21,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 71 states and 95 transitions. [2019-10-22 10:14:21,457 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2019-10-22 10:14:21,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:14:21,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:21,545 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 10:14:21,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:21,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2019-10-22 10:14:21,568 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2019-10-22 10:14:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 10:14:21,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:21,672 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 10:14:21,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2019-10-22 10:14:21,720 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2019-10-22 10:14:21,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:14:21,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:21,822 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 10:14:21,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:21,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 84 states and 120 transitions. [2019-10-22 10:14:21,940 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2019-10-22 10:14:21,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:14:21,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:21,979 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 10:14:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2019-10-22 10:14:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2019-10-22 10:14:21,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:14:21,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:22,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:22,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2019-10-22 10:14:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2019-10-22 10:14:22,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:14:22,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:22,155 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 10:14:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2019-10-22 10:14:22,580 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2019-10-22 10:14:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:14:22,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:22,634 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 10:14:22,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2019-10-22 10:14:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2019-10-22 10:14:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:14:22,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:22,744 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 10:14:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:23,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 123 states and 200 transitions. [2019-10-22 10:14:23,827 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 200 transitions. [2019-10-22 10:14:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:14:23,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:23,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:23,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 129 states and 215 transitions. [2019-10-22 10:14:23,901 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 215 transitions. [2019-10-22 10:14:23,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:14:23,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:23,925 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 10:14:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 131 states and 217 transitions. [2019-10-22 10:14:24,047 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 217 transitions. [2019-10-22 10:14:24,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 10:14:24,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:24,114 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 10:14:24,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:24,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 134 states and 224 transitions. [2019-10-22 10:14:24,274 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 224 transitions. [2019-10-22 10:14:24,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 10:14:24,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:24,307 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 10:14:24,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:24,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 137 states and 231 transitions. [2019-10-22 10:14:24,452 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 231 transitions. [2019-10-22 10:14:24,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:14:24,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:24,476 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 10:14:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 138 states and 232 transitions. [2019-10-22 10:14:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 232 transitions. [2019-10-22 10:14:24,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 10:14:24,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:24,609 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 10:14:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 140 states and 238 transitions. [2019-10-22 10:14:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 238 transitions. [2019-10-22 10:14:24,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:14:24,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:24,767 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 10:14:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:24,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 145 states and 247 transitions. [2019-10-22 10:14:24,811 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 247 transitions. [2019-10-22 10:14:24,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 10:14:24,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:25,182 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 10:14:26,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 162 states and 292 transitions. [2019-10-22 10:14:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 292 transitions. [2019-10-22 10:14:26,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-22 10:14:26,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:26,461 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 10:14:26,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:26,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 162 states and 290 transitions. [2019-10-22 10:14:26,485 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 290 transitions. [2019-10-22 10:14:26,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 10:14:26,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:26,525 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 10:14:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 164 states and 293 transitions. [2019-10-22 10:14:26,662 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 293 transitions. [2019-10-22 10:14:26,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 10:14:26,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:26,718 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 10:14:26,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:26,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 165 states and 294 transitions. [2019-10-22 10:14:26,755 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 294 transitions. [2019-10-22 10:14:26,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-22 10:14:26,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:14:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:14:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:14:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:14:27,633 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2019-10-22 10:14:27,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:14:27 ImpRootNode [2019-10-22 10:14:27,759 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:14:27,759 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:14:27,759 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:14:27,759 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:14:27,760 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:21" (3/4) ... [2019-10-22 10:14:27,762 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:14:27,872 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9e21c779-ee0a-4a2a-9783-82d097b565e2/bin/ukojak/witness.graphml [2019-10-22 10:14:27,872 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:14:27,874 INFO L168 Benchmark]: Toolchain (without parser) took 8395.80 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 300.9 MB). Free memory was 939.3 MB in the beginning and 816.5 MB in the end (delta: 122.9 MB). Peak memory consumption was 423.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:27,874 INFO L168 Benchmark]: CDTParser took 0.17 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. [2019-10-22 10:14:27,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:27,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.35 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 10:14:27,875 INFO L168 Benchmark]: Boogie Preprocessor took 57.67 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 10:14:27,875 INFO L168 Benchmark]: RCFGBuilder took 992.01 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: 84.3 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:27,876 INFO L168 Benchmark]: CodeCheck took 6577.54 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.8 MB). Free memory was 1.0 GB in the beginning and 838.7 MB in the end (delta: 167.4 MB). Peak memory consumption was 346.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:27,876 INFO L168 Benchmark]: Witness Printer took 113.24 ms. Allocated memory is still 1.3 GB. Free memory was 838.7 MB in the beginning and 816.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:27,880 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 10 procedures, 71 locations, 1 error locations. Result: UNSAFE, OverallTime: 6.4s, OverallIterations: 21, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 23951968 SDtfs, 5272480 SDslu, 9331628 SDs, 0 SdLazy, 7309240 SolverSat, 2522936 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5191 GetRequests, 5062 SyntacticMatches, 13 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5173 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 596 NumberOfCodeBlocks, 596 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 538 ConstructedInterpolants, 0 QuantifiedInterpolants, 36717 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 2/2 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: 806]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L490] int pumpRunning = 0; [L491] int systemActive = 1; [L811] int cleanupTimeShifts = 4; [L908] int waterLevel = 1; [L909] int methaneLevelCritical = 0; [L884] int retValue_acc ; [L885] int tmp ; [L766] int retValue_acc ; [L769] retValue_acc = 1 [L770] return (retValue_acc); [L891] tmp = valid_product() [L893] COND TRUE \read(tmp) [L413] int splverifierCounter ; [L414] int tmp ; [L415] int tmp___0 ; [L416] int tmp___1 ; [L417] int tmp___2 ; [L420] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L422] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L424] COND TRUE splverifierCounter < 4 [L430] tmp = __VERIFIER_nondet_int() [L432] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L434] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L926] COND TRUE waterLevel < 2 [L927] waterLevel = waterLevel + 1 [L434] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L440] tmp___0 = __VERIFIER_nondet_int() [L442] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L444] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L938] COND FALSE !(\read(methaneLevelCritical)) [L941] methaneLevelCritical = 1 [L444] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L450] tmp___2 = __VERIFIER_nondet_int() [L452] COND TRUE \read(tmp___2) [L732] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L469] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L498] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L505] COND TRUE \read(systemActive) [L579] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L582] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L597] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L553] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L556] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L571] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L527] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L530] COND TRUE ! pumpRunning [L676] int retValue_acc ; [L677] int tmp ; [L678] int tmp___0 ; [L988] int retValue_acc ; [L991] COND FALSE !(waterLevel < 2) [L995] retValue_acc = 0 [L996] return (retValue_acc); [L682] tmp = isHighWaterSensorDry() [L684] COND FALSE !(\read(tmp)) [L687] tmp___0 = 1 [L689] retValue_acc = tmp___0 [L690] return (retValue_acc); [L532] tmp = isHighWaterLevel() [L534] COND TRUE \read(tmp) [L607] pumpRunning = 1 VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L571] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L597] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L777] int tmp ; [L778] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L782] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L947] int retValue_acc ; [L950] retValue_acc = methaneLevelCritical [L951] return (retValue_acc); [L782] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L782] tmp = isMethaneLevelCritical() [L784] COND TRUE \read(tmp) [L631] int retValue_acc ; [L634] retValue_acc = pumpRunning [L635] return (retValue_acc); [L786] tmp___0 = isPumpRunning() [L788] COND TRUE \read(tmp___0) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L806] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 566.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.35 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 57.67 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 992.01 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: 84.3 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. * CodeCheck took 6577.54 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.8 MB). Free memory was 1.0 GB in the beginning and 838.7 MB in the end (delta: 167.4 MB). Peak memory consumption was 346.2 MB. Max. memory is 11.5 GB. * Witness Printer took 113.24 ms. Allocated memory is still 1.3 GB. Free memory was 838.7 MB in the beginning and 816.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 22.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...