./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d92162b9d577c75e7ec1bed677680510b83ae329 ...................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-29 21:17:37,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:17:37,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:17:37,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:17:37,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:17:37,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:17:37,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:17:37,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:17:38,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:17:38,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:17:38,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:17:38,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:17:38,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:17:38,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:17:38,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:17:38,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:17:38,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:17:38,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:17:38,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:17:38,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:17:38,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:17:38,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:17:38,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:17:38,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:17:38,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:17:38,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:17:38,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:17:38,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:17:38,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:17:38,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:17:38,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:17:38,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:17:38,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:17:38,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:17:38,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:17:38,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:17:38,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:17:38,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:17:38,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:17:38,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:17:38,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:17:38,086 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 21:17:38,134 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:17:38,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:17:38,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:17:38,137 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:17:38,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:17:38,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:17:38,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:17:38,139 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:17:38,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:17:38,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:17:38,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:17:38,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:17:38,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:17:38,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:17:38,142 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:17:38,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:17:38,143 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:17:38,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:17:38,144 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:17:38,144 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:17:38,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:17:38,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:17:38,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:17:38,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:17:38,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:17:38,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:17:38,146 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 21:17:38,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:17:38,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:17:38,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d92162b9d577c75e7ec1bed677680510b83ae329 [2020-11-29 21:17:38,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:17:38,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:17:38,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:17:38,546 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:17:38,548 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:17:38,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c [2020-11-29 21:17:38,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/data/1be36823d/084226fefc6a4d018d7319b6aa796220/FLAG8c188c38c [2020-11-29 21:17:39,462 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:17:39,463 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/sv-benchmarks/c/product-lines/minepump_spec3_product05.cil.c [2020-11-29 21:17:39,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/data/1be36823d/084226fefc6a4d018d7319b6aa796220/FLAG8c188c38c [2020-11-29 21:17:39,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/data/1be36823d/084226fefc6a4d018d7319b6aa796220 [2020-11-29 21:17:39,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:17:39,734 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:17:39,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:17:39,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:17:39,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:17:39,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:17:39" (1/1) ... [2020-11-29 21:17:39,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a57b4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:39, skipping insertion in model container [2020-11-29 21:17:39,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:17:39" (1/1) ... [2020-11-29 21:17:39,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:17:39,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:17:40,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:17:40,223 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:17:40,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:17:40,433 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:17:40,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40 WrapperNode [2020-11-29 21:17:40,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:17:40,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:17:40,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:17:40,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:17:40,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:17:40,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:17:40,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:17:40,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:17:40,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... [2020-11-29 21:17:40,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:17:40,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:17:40,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:17:40,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:17:40,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:17:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/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 [2020-11-29 21:17:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:17:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 21:17:40,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 21:17:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 21:17:40,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 21:17:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 21:17:40,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 21:17:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 21:17:40,664 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 21:17:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 21:17:40,664 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 21:17:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:17:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 21:17:40,664 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 21:17:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:17:40,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:17:42,398 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:17:42,398 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-11-29 21:17:42,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:17:42 BoogieIcfgContainer [2020-11-29 21:17:42,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:17:42,402 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 21:17:42,403 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 21:17:42,416 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 21:17:42,417 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:17:42" (1/1) ... [2020-11-29 21:17:42,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:17:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:17:42,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2020-11-29 21:17:42,506 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2020-11-29 21:17:42,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 21:17:42,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:17:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:17:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:17:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:17:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-29 21:17:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-29 21:17:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 21:17:42,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:17:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:17:43,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:17:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:17:43,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2020-11-29 21:17:43,157 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2020-11-29 21:17:43,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 21:17:43,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:17:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:17:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:17:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:17:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2020-11-29 21:17:43,641 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2020-11-29 21:17:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 21:17:43,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:17:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:17:43,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:17:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:17:43,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 84 transitions. [2020-11-29 21:17:43,748 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2020-11-29 21:17:43,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:17:43,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:17:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:17:43,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:17:44,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:17:44,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions. [2020-11-29 21:17:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2020-11-29 21:17:44,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 21:17:44,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:17:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:17:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:17:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:17:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 78 states and 120 transitions. [2020-11-29 21:17:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2020-11-29 21:17:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:17:44,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:17:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:17:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:17:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:17:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 80 states and 121 transitions. [2020-11-29 21:17:45,272 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2020-11-29 21:17:45,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:17:45,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:17:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:17:45,371 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:17:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:17:45,491 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:17:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:17:45,835 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:17:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:17:46,015 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:17:46,124 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-29 21:17:46,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 09:17:46 ImpRootNode [2020-11-29 21:17:46,408 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 21:17:46,409 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:17:46,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:17:46,409 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:17:46,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:17:42" (3/4) ... [2020-11-29 21:17:46,413 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 21:17:46,611 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3d106702-9d18-468c-b6cc-446893c7d11a/bin/ukojak/witness.graphml [2020-11-29 21:17:46,612 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:17:46,615 INFO L168 Benchmark]: Toolchain (without parser) took 6878.98 ms. Allocated memory was 81.8 MB in the beginning and 136.3 MB in the end (delta: 54.5 MB). Free memory was 49.3 MB in the beginning and 55.3 MB in the end (delta: -6.1 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:46,616 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 81.8 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:17:46,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.87 ms. Allocated memory is still 81.8 MB. Free memory was 49.1 MB in the beginning and 46.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:46,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.97 ms. Allocated memory is still 81.8 MB. Free memory was 46.6 MB in the beginning and 44.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:46,619 INFO L168 Benchmark]: Boogie Preprocessor took 62.69 ms. Allocated memory is still 81.8 MB. Free memory was 44.2 MB in the beginning and 42.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:46,622 INFO L168 Benchmark]: RCFGBuilder took 1831.50 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 42.4 MB in the beginning and 69.5 MB in the end (delta: -27.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:46,624 INFO L168 Benchmark]: CodeCheck took 4006.05 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 69.5 MB in the beginning and 66.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:46,624 INFO L168 Benchmark]: Witness Printer took 203.30 ms. Allocated memory is still 136.3 MB. Free memory was 66.9 MB in the beginning and 55.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:17:46,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.6s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2992 SDtfs, 864 SDslu, 1452 SDs, 0 SdLazy, 1348 SolverSat, 392 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1204 GetRequests, 1166 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 404 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 178 NumberOfCodeBlocks, 178 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 7215 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L97] int pumpRunning = 0; [L98] int systemActive = 1; [L299] int cleanupTimeShifts = 4; [L564] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L762] int waterLevel = 1; [L763] int methaneLevelCritical = 0; [L372] int retValue_acc ; [L373] int tmp ; [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L379] tmp = valid_product() [L381] COND TRUE \read(tmp) [L235] int splverifierCounter ; [L236] int tmp ; [L237] int tmp___0 ; [L238] int tmp___1 ; [L239] int tmp___2 ; [L242] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L244] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L246] COND TRUE splverifierCounter < 4 [L252] tmp = __VERIFIER_nondet_int() [L254] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L256] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L780] COND TRUE waterLevel < 2 [L781] waterLevel = waterLevel + 1 [L256] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L262] tmp___0 = __VERIFIER_nondet_int() [L264] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L272] tmp___2 = __VERIFIER_nondet_int() [L274] COND FALSE !(\read(tmp___2)) [L278] tmp___1 = __VERIFIER_nondet_int() [L280] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L287] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L105] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L112] COND TRUE \read(systemActive) [L134] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L137] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L152] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L843] int tmp ; [L844] int tmp___0 ; [L845] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L849] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L801] int retValue_acc ; [L804] retValue_acc = methaneLevelCritical [L805] return (retValue_acc); [L849] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L849] tmp = isMethaneLevelCritical() [L851] COND FALSE !(\read(tmp)) [L833] int retValue_acc ; [L836] retValue_acc = waterLevel [L837] return (retValue_acc); [L855] tmp___0 = getWaterLevel() [L857] COND TRUE tmp___0 == 2 [L186] int retValue_acc ; [L189] retValue_acc = pumpRunning [L190] return (retValue_acc); [L859] tmp___1 = isPumpRunning() [L861] 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] [L3] __assert_fail("0", "minepump_spec3_product05.cil.c", 3, "reach_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 0.32 ms. Allocated memory is still 81.8 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 696.87 ms. Allocated memory is still 81.8 MB. Free memory was 49.1 MB in the beginning and 46.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.97 ms. Allocated memory is still 81.8 MB. Free memory was 46.6 MB in the beginning and 44.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.69 ms. Allocated memory is still 81.8 MB. Free memory was 44.2 MB in the beginning and 42.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1831.50 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 42.4 MB in the beginning and 69.5 MB in the end (delta: -27.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * CodeCheck took 4006.05 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 69.5 MB in the beginning and 66.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * Witness Printer took 203.30 ms. Allocated memory is still 136.3 MB. Free memory was 66.9 MB in the beginning and 55.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...