./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product48.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_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/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 5f050ff3359f4c5814c7559cf768b732b843fd60 ........................................................................................................................................................................................................................................................................................................................................................... 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 19:48:14,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:48:14,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:48:15,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:48:15,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:48:15,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:48:15,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:48:15,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:48:15,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:48:15,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:48:15,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:48:15,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:48:15,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:48:15,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:48:15,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:48:15,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:48:15,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:48:15,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:48:15,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:48:15,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:48:15,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:48:15,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:48:15,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:48:15,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:48:15,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:48:15,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:48:15,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:48:15,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:48:15,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:48:15,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:48:15,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:48:15,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:48:15,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:48:15,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:48:15,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:48:15,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:48:15,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:48:15,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:48:15,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:48:15,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:48:15,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:48:15,073 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:48:15,101 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:48:15,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:48:15,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:48:15,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:48:15,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:48:15,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:48:15,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:48:15,105 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:48:15,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:48:15,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:48:15,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:48:15,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:48:15,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:48:15,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:48:15,107 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:48:15,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:48:15,108 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:48:15,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:48:15,109 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:48:15,109 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:48:15,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:48:15,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:48:15,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:48:15,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:48:15,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:48:15,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:48:15,111 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:48:15,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:48:15,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:48:15,112 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_0ce2a162-f337-440e-acc0-ec22d29f917f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f050ff3359f4c5814c7559cf768b732b843fd60 [2020-11-29 19:48:15,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:48:15,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:48:15,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:48:15,414 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:48:15,417 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:48:15,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c [2020-11-29 19:48:15,493 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/data/744f9bf2c/adfe9caf72bc420d915ebea03c091a93/FLAG532363802 [2020-11-29 19:48:16,109 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:48:16,110 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/sv-benchmarks/c/product-lines/minepump_spec3_product48.cil.c [2020-11-29 19:48:16,123 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/data/744f9bf2c/adfe9caf72bc420d915ebea03c091a93/FLAG532363802 [2020-11-29 19:48:16,407 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/data/744f9bf2c/adfe9caf72bc420d915ebea03c091a93 [2020-11-29 19:48:16,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:48:16,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:48:16,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:48:16,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:48:16,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:48:16,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:48:16" (1/1) ... [2020-11-29 19:48:16,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47d22c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:16, skipping insertion in model container [2020-11-29 19:48:16,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:48:16" (1/1) ... [2020-11-29 19:48:16,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:48:16,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:48:16,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:48:16,832 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:48:16,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:48:17,003 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:48:17,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17 WrapperNode [2020-11-29 19:48:17,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:48:17,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:48:17,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:48:17,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:48:17,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:48:17,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:48:17,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:48:17,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:48:17,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... [2020-11-29 19:48:17,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:48:17,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:48:17,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:48:17,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:48:17,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:48:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/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 19:48:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:48:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 19:48:17,263 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 19:48:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 19:48:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 19:48:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 19:48:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 19:48:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 19:48:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 19:48:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 19:48:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 19:48:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-11-29 19:48:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-11-29 19:48:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-11-29 19:48:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-11-29 19:48:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-29 19:48:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-29 19:48:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:48:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 19:48:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 19:48:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:48:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:48:18,863 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:48:18,863 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-11-29 19:48:18,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:48:18 BoogieIcfgContainer [2020-11-29 19:48:18,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:48:18,867 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:48:18,867 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:48:18,881 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:48:18,881 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:48:18" (1/1) ... [2020-11-29 19:48:18,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:48:18,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:18,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2020-11-29 19:48:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2020-11-29 19:48:18,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:48:18,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:19,257 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 19:48:19,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:19,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2020-11-29 19:48:19,280 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2020-11-29 19:48:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:48:19,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:19,428 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 19:48:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:19,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 95 transitions. [2020-11-29 19:48:19,471 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2020-11-29 19:48:19,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:48:19,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:19,659 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 19:48:19,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2020-11-29 19:48:19,830 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2020-11-29 19:48:19,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:48:19,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:19,929 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 19:48:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2020-11-29 19:48:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2020-11-29 19:48:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:48:20,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:20,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:20,445 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 19:48:20,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2020-11-29 19:48:20,475 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2020-11-29 19:48:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:48:20,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:20,559 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 19:48:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:20,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 85 states and 117 transitions. [2020-11-29 19:48:20,587 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2020-11-29 19:48:20,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:48:20,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:20,756 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 19:48:21,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:21,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 103 states and 156 transitions. [2020-11-29 19:48:21,915 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 156 transitions. [2020-11-29 19:48:21,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:48:21,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:48:21,998 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:48:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:48:22,069 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:48:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:48:22,389 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:48:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:48:22,509 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:48:22,599 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-29 19:48:22,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:48:22 ImpRootNode [2020-11-29 19:48:22,786 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:48:22,786 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:48:22,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:48:22,787 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:48:22,787 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:48:18" (3/4) ... [2020-11-29 19:48:22,789 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 19:48:23,029 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0ce2a162-f337-440e-acc0-ec22d29f917f/bin/ukojak/witness.graphml [2020-11-29 19:48:23,029 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:48:23,034 INFO L168 Benchmark]: Toolchain (without parser) took 6615.95 ms. Allocated memory was 88.1 MB in the beginning and 144.7 MB in the end (delta: 56.6 MB). Free memory was 57.8 MB in the beginning and 119.5 MB in the end (delta: -61.7 MB). Peak memory consumption was 77.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:48:23,035 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 88.1 MB. Free memory is still 47.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:48:23,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.51 ms. Allocated memory is still 88.1 MB. Free memory was 57.7 MB in the beginning and 54.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:48:23,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.64 ms. Allocated memory is still 88.1 MB. Free memory was 54.9 MB in the beginning and 52.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:48:23,039 INFO L168 Benchmark]: Boogie Preprocessor took 88.58 ms. Allocated memory is still 88.1 MB. Free memory was 52.3 MB in the beginning and 50.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:48:23,039 INFO L168 Benchmark]: RCFGBuilder took 1707.78 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 50.1 MB in the beginning and 63.1 MB in the end (delta: -13.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:48:23,040 INFO L168 Benchmark]: CodeCheck took 3919.07 ms. Allocated memory was 115.3 MB in the beginning and 144.7 MB in the end (delta: 29.4 MB). Free memory was 63.1 MB in the beginning and 49.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:48:23,040 INFO L168 Benchmark]: Witness Printer took 243.00 ms. Allocated memory is still 144.7 MB. Free memory was 49.0 MB in the beginning and 119.5 MB in the end (delta: -70.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:48:23,043 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 10 procedures, 70 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: 3004 SDtfs, 608 SDslu, 1092 SDs, 0 SdLazy, 1000 SolverSat, 384 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1212 GetRequests, 1170 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.5s 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: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L131] int waterLevel = 1; [L132] int methaneLevelCritical = 0; [L231] int pumpRunning = 0; [L232] int systemActive = 1; [L449] int cleanupTimeShifts = 4; [L784] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L523] int retValue_acc ; [L524] int tmp ; [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L530] tmp = valid_product() [L532] COND TRUE \read(tmp) [L547] int splverifierCounter ; [L548] int tmp ; [L549] int tmp___0 ; [L550] int tmp___1 ; [L551] int tmp___2 ; [L554] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L556] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L558] COND TRUE splverifierCounter < 4 [L564] tmp = __VERIFIER_nondet_int() [L566] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L568] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L149] COND TRUE waterLevel < 2 [L150] waterLevel = waterLevel + 1 [L568] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L574] tmp___0 = __VERIFIER_nondet_int() [L576] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L584] tmp___2 = __VERIFIER_nondet_int() [L586] COND FALSE !(\read(tmp___2)) [L592] tmp___1 = __VERIFIER_nondet_int() [L594] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L429] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L436] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L603] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L238] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L245] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L93] int tmp ; [L94] int tmp___0 ; [L95] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L99] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L170] int retValue_acc ; [L173] retValue_acc = methaneLevelCritical [L174] return (retValue_acc); [L99] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L99] tmp = isMethaneLevelCritical() [L101] COND FALSE !(\read(tmp)) [L202] int retValue_acc ; [L205] retValue_acc = waterLevel [L206] return (retValue_acc); [L105] tmp___0 = getWaterLevel() [L107] COND TRUE tmp___0 == 2 [L362] int retValue_acc ; [L365] retValue_acc = pumpRunning [L366] return (retValue_acc); [L109] tmp___1 = isPumpRunning() [L111] 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] [L3] __assert_fail("0", "minepump_spec3_product48.cil.c", 3, "reach_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 0.31 ms. Allocated memory is still 88.1 MB. Free memory is still 47.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 586.51 ms. Allocated memory is still 88.1 MB. Free memory was 57.7 MB in the beginning and 54.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.64 ms. Allocated memory is still 88.1 MB. Free memory was 54.9 MB in the beginning and 52.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.58 ms. Allocated memory is still 88.1 MB. Free memory was 52.3 MB in the beginning and 50.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1707.78 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 50.1 MB in the beginning and 63.1 MB in the end (delta: -13.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. * CodeCheck took 3919.07 ms. Allocated memory was 115.3 MB in the beginning and 144.7 MB in the end (delta: 29.4 MB). Free memory was 63.1 MB in the beginning and 49.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. * Witness Printer took 243.00 ms. Allocated memory is still 144.7 MB. Free memory was 49.0 MB in the beginning and 119.5 MB in the end (delta: -70.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...