./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product19.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_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/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 ce5436eb539a2a8a335e304ce49accfb71554984 .............................................................................................................................................................................................................................................................................................................................................................. 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 [2020-11-30 01:14:40,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:14:40,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:14:40,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:14:40,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:14:40,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:14:40,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:14:40,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:14:40,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:14:40,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:14:40,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:14:40,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:14:40,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:14:40,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:14:40,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:14:40,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:14:40,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:14:40,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:14:40,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:14:40,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:14:40,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:14:40,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:14:40,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:14:40,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:14:40,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:14:40,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:14:40,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:14:40,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:14:40,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:14:40,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:14:40,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:14:40,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:14:40,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:14:40,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:14:41,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:14:41,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:14:41,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:14:41,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:14:41,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:14:41,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:14:41,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:14:41,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:14:41,068 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:14:41,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:14:41,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:14:41,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:14:41,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:14:41,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:14:41,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:14:41,073 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:14:41,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:14:41,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:14:41,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:14:41,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:14:41,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:14:41,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:14:41,076 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:14:41,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:14:41,076 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:14:41,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:14:41,077 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:14:41,077 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:14:41,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:14:41,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:14:41,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:14:41,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:14:41,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:14:41,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:14:41,079 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:14:41,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:14:41,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:14:41,082 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_8bed9943-3814-4e45-a3af-49f5287854a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce5436eb539a2a8a335e304ce49accfb71554984 [2020-11-30 01:14:41,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:14:41,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:14:41,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:14:41,469 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:14:41,470 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:14:41,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c [2020-11-30 01:14:41,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/data/7b775d47c/efa630ae5dc5428fa2ca671d1a7636d0/FLAG7dc0065b5 [2020-11-30 01:14:42,159 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:14:42,160 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/sv-benchmarks/c/product-lines/minepump_spec3_product19.cil.c [2020-11-30 01:14:42,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/data/7b775d47c/efa630ae5dc5428fa2ca671d1a7636d0/FLAG7dc0065b5 [2020-11-30 01:14:42,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/data/7b775d47c/efa630ae5dc5428fa2ca671d1a7636d0 [2020-11-30 01:14:42,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:14:42,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:14:42,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:14:42,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:14:42,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:14:42,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:14:42" (1/1) ... [2020-11-30 01:14:42,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2aad17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:42, skipping insertion in model container [2020-11-30 01:14:42,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:14:42" (1/1) ... [2020-11-30 01:14:42,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:14:42,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:14:42,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:14:42,981 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:14:43,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:14:43,170 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:14:43,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43 WrapperNode [2020-11-30 01:14:43,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:14:43,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:14:43,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:14:43,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:14:43,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:14:43,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:14:43,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:14:43,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:14:43,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... [2020-11-30 01:14:43,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:14:43,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:14:43,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:14:43,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:14:43,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:14:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/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 [2020-11-30 01:14:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:14:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-30 01:14:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-30 01:14:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-30 01:14:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-30 01:14:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-30 01:14:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-30 01:14:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-30 01:14:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-30 01:14:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-30 01:14:43,427 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-30 01:14:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-30 01:14:43,427 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-30 01:14:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:14:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-30 01:14:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-30 01:14:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:14:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:14:45,093 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:14:45,093 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-11-30 01:14:45,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:45 BoogieIcfgContainer [2020-11-30 01:14:45,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:14:45,097 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:14:45,097 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:14:45,111 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:14:45,111 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:45" (1/1) ... [2020-11-30 01:14:45,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:14:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:45,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2020-11-30 01:14:45,182 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2020-11-30 01:14:45,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:14:45,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:45,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:45,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2020-11-30 01:14:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2020-11-30 01:14:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 01:14:45,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:45,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2020-11-30 01:14:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2020-11-30 01:14:45,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:14:45,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:45,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2020-11-30 01:14:46,190 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2020-11-30 01:14:46,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:14:46,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:46,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:47,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:47,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2020-11-30 01:14:47,030 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2020-11-30 01:14:47,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 01:14:47,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:47,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:47,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2020-11-30 01:14:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2020-11-30 01:14:47,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:14:47,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:47,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:47,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:47,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 137 transitions. [2020-11-30 01:14:47,236 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2020-11-30 01:14:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:14:47,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:47,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:47,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2020-11-30 01:14:47,329 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2020-11-30 01:14:47,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:14:47,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:47,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:47,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:47,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2020-11-30 01:14:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2020-11-30 01:14:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 01:14:47,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:14:47,803 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:14:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:14:47,892 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:14:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:14:48,197 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:14:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:14:48,330 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:14:48,422 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2020-11-30 01:14:48,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 01:14:48 ImpRootNode [2020-11-30 01:14:48,629 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 01:14:48,632 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:14:48,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:14:48,640 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:14:48,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:45" (3/4) ... [2020-11-30 01:14:48,655 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 01:14:48,795 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8bed9943-3814-4e45-a3af-49f5287854a2/bin/ukojak/witness.graphml [2020-11-30 01:14:48,801 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:14:48,805 INFO L168 Benchmark]: Toolchain (without parser) took 6300.48 ms. Allocated memory was 90.2 MB in the beginning and 136.3 MB in the end (delta: 46.1 MB). Free memory was 50.5 MB in the beginning and 56.4 MB in the end (delta: -5.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:14:48,806 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 90.2 MB. Free memory is still 67.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:14:48,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.45 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 50.3 MB in the beginning and 74.7 MB in the end (delta: -24.3 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:14:48,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.95 ms. Allocated memory is still 109.1 MB. Free memory was 74.7 MB in the beginning and 72.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:14:48,813 INFO L168 Benchmark]: Boogie Preprocessor took 73.75 ms. Allocated memory is still 109.1 MB. Free memory was 72.5 MB in the beginning and 70.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:14:48,814 INFO L168 Benchmark]: RCFGBuilder took 1773.81 ms. Allocated memory is still 109.1 MB. Free memory was 70.5 MB in the beginning and 50.4 MB in the end (delta: 20.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:14:48,814 INFO L168 Benchmark]: CodeCheck took 3533.98 ms. Allocated memory was 109.1 MB in the beginning and 136.3 MB in the end (delta: 27.3 MB). Free memory was 49.7 MB in the beginning and 68.0 MB in the end (delta: -18.2 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:14:48,815 INFO L168 Benchmark]: Witness Printer took 171.08 ms. Allocated memory is still 136.3 MB. Free memory was 68.0 MB in the beginning and 56.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:14:48,817 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 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.2s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6536 SDtfs, 2464 SDslu, 4076 SDs, 0 SdLazy, 3316 SolverSat, 832 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1448 GetRequests, 1406 SyntacticMatches, 8 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 9559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: [L295] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L492] int cleanupTimeShifts = 4; [L596] int waterLevel = 1; [L597] int methaneLevelCritical = 0; [L755] int pumpRunning = 0; [L756] int systemActive = 1; [L570] int retValue_acc ; [L571] int tmp ; [L80] int retValue_acc ; [L83] retValue_acc = 1 [L84] return (retValue_acc); [L577] tmp = valid_product() [L579] COND TRUE \read(tmp) [L687] int splverifierCounter ; [L688] int tmp ; [L689] int tmp___0 ; [L690] int tmp___1 ; [L691] int tmp___2 ; [L694] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L696] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L698] COND TRUE splverifierCounter < 4 [L704] tmp = __VERIFIER_nondet_int() [L706] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L708] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L614] COND TRUE waterLevel < 2 [L615] waterLevel = waterLevel + 1 [L708] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L714] tmp___0 = __VERIFIER_nondet_int() [L716] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L724] tmp___2 = __VERIFIER_nondet_int() [L726] COND FALSE !(\read(tmp___2)) [L730] tmp___1 = __VERIFIER_nondet_int() [L732] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L910] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L917] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L741] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L762] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L769] 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] [L635] int retValue_acc ; [L638] retValue_acc = methaneLevelCritical [L639] 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)) [L667] int retValue_acc ; [L670] retValue_acc = waterLevel [L671] return (retValue_acc); [L105] tmp___0 = getWaterLevel() [L107] COND TRUE tmp___0 == 2 [L843] int retValue_acc ; [L846] retValue_acc = pumpRunning [L847] 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_product19.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 0.35 ms. Allocated memory is still 90.2 MB. Free memory is still 67.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 661.45 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 50.3 MB in the beginning and 74.7 MB in the end (delta: -24.3 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.95 ms. Allocated memory is still 109.1 MB. Free memory was 74.7 MB in the beginning and 72.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.75 ms. Allocated memory is still 109.1 MB. Free memory was 72.5 MB in the beginning and 70.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1773.81 ms. Allocated memory is still 109.1 MB. Free memory was 70.5 MB in the beginning and 50.4 MB in the end (delta: 20.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * CodeCheck took 3533.98 ms. Allocated memory was 109.1 MB in the beginning and 136.3 MB in the end (delta: 27.3 MB). Free memory was 49.7 MB in the beginning and 68.0 MB in the end (delta: -18.2 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * Witness Printer took 171.08 ms. Allocated memory is still 136.3 MB. Free memory was 68.0 MB in the beginning and 56.4 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...