./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product52.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_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/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 67bbde08c422c0aae8c31f3e56c0c6d44363bbfb ......................................................................................................................................................................................................................................................................................................................................................... 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 [2020-11-28 04:37:20,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:37:20,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:37:20,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:37:20,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:37:20,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:37:20,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:37:20,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:37:20,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:37:20,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:37:20,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:37:20,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:37:21,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:37:21,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:37:21,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:37:21,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:37:21,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:37:21,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:37:21,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:37:21,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:37:21,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:37:21,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:37:21,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:37:21,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:37:21,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:37:21,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:37:21,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:37:21,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:37:21,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:37:21,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:37:21,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:37:21,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:37:21,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:37:21,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:37:21,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:37:21,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:37:21,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:37:21,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:37:21,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:37:21,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:37:21,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:37:21,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:37:21,100 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:37:21,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:37:21,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:37:21,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:37:21,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:37:21,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:37:21,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:37:21,103 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:37:21,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:37:21,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:37:21,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:37:21,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:37:21,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:37:21,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:37:21,104 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:37:21,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:37:21,105 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:37:21,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:37:21,105 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:37:21,105 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:37:21,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:37:21,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:37:21,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:37:21,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:37:21,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:37:21,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:37:21,107 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:37:21,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:37:21,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:37:21,107 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_907b55bf-cc64-41cc-ab55-3d3ab3044e53/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67bbde08c422c0aae8c31f3e56c0c6d44363bbfb [2020-11-28 04:37:21,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:37:21,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:37:21,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:37:21,416 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:37:21,417 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:37:21,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c [2020-11-28 04:37:21,512 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/data/de9a89b79/d77971bd92c6463abeddde43dafe4397/FLAGef7277681 [2020-11-28 04:37:22,026 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:37:22,026 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/sv-benchmarks/c/product-lines/minepump_spec3_product52.cil.c [2020-11-28 04:37:22,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/data/de9a89b79/d77971bd92c6463abeddde43dafe4397/FLAGef7277681 [2020-11-28 04:37:22,363 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/data/de9a89b79/d77971bd92c6463abeddde43dafe4397 [2020-11-28 04:37:22,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:37:22,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:37:22,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:22,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:37:22,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:37:22,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:22,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac8e331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22, skipping insertion in model container [2020-11-28 04:37:22,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:22,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:37:22,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:37:22,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:22,761 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:37:22,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:37:22,941 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:37:22,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22 WrapperNode [2020-11-28 04:37:22,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:37:22,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:22,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:37:22,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:37:22,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:22,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:23,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:37:23,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:37:23,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:37:23,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:37:23,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:23,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:23,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:23,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:23,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:23,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:23,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... [2020-11-28 04:37:23,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:37:23,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:37:23,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:37:23,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:37:23,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:37:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/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 [2020-11-28 04:37:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:37:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:37:23,138 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:37:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:37:23,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:37:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:37:23,140 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:37:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:37:23,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:37:23,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-11-28 04:37:23,141 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-11-28 04:37:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:37:23,142 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:37:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:37:23,142 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:37:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:37:23,143 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:37:23,143 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:37:23,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:37:23,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:37:24,456 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:37:24,456 INFO L298 CfgBuilder]: Removed 46 assume(true) statements. [2020-11-28 04:37:24,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:24 BoogieIcfgContainer [2020-11-28 04:37:24,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:37:24,460 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:37:24,460 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:37:24,471 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:37:24,471 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:24" (1/1) ... [2020-11-28 04:37:24,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:37:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2020-11-28 04:37:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2020-11-28 04:37:24,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:37:24,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:24,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:24,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2020-11-28 04:37:24,820 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2020-11-28 04:37:24,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:37:24,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:24,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:24,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2020-11-28 04:37:24,998 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2020-11-28 04:37:25,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:37:25,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:25,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:25,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2020-11-28 04:37:25,166 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2020-11-28 04:37:25,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:37:25,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:25,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:25,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:25,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2020-11-28 04:37:25,409 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2020-11-28 04:37:25,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:37:25,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:25,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:25,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2020-11-28 04:37:25,482 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2020-11-28 04:37:25,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:37:25,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:25,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:25,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:25,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:25,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 109 transitions. [2020-11-28 04:37:25,575 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2020-11-28 04:37:25,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:37:25,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:37:25,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:37:26,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:37:26,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2020-11-28 04:37:26,330 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2020-11-28 04:37:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:37:26,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:37:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:37:26,412 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:37:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:37:26,474 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:37:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:37:26,742 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:37:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:37:26,847 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:37:26,945 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2020-11-28 04:37:27,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:37:27 ImpRootNode [2020-11-28 04:37:27,144 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:37:27,145 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:37:27,145 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:37:27,145 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:37:27,146 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:37:24" (3/4) ... [2020-11-28 04:37:27,148 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:37:27,396 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_907b55bf-cc64-41cc-ab55-3d3ab3044e53/bin/ukojak/witness.graphml [2020-11-28 04:37:27,407 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:37:27,409 INFO L168 Benchmark]: Toolchain (without parser) took 5040.14 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 68.6 MB in the beginning and 49.4 MB in the end (delta: 19.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:27,410 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 73.4 MB. Free memory was 31.9 MB in the beginning and 31.8 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:27,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.86 ms. Allocated memory is still 100.7 MB. Free memory was 68.4 MB in the beginning and 67.6 MB in the end (delta: 837.1 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:27,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.24 ms. Allocated memory is still 100.7 MB. Free memory was 67.6 MB in the beginning and 65.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:27,416 INFO L168 Benchmark]: Boogie Preprocessor took 35.47 ms. Allocated memory is still 100.7 MB. Free memory was 65.0 MB in the beginning and 62.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:27,417 INFO L168 Benchmark]: RCFGBuilder took 1401.15 ms. Allocated memory is still 100.7 MB. Free memory was 62.9 MB in the beginning and 36.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:27,418 INFO L168 Benchmark]: CodeCheck took 2684.68 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 36.0 MB in the beginning and 59.9 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:37:27,419 INFO L168 Benchmark]: Witness Printer took 262.38 ms. Allocated memory is still 121.6 MB. Free memory was 59.9 MB in the beginning and 49.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:37:27,421 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 9 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.4s, OverallIterations: 8, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2912 SDtfs, 624 SDslu, 1092 SDs, 0 SdLazy, 852 SolverSat, 288 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1177 GetRequests, 1147 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 7100 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: [L86] int waterLevel = 1; [L87] int methaneLevelCritical = 0; [L358] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L561] int pumpRunning = 0; [L562] int systemActive = 1; [L898] int cleanupTimeShifts = 4; [L971] int retValue_acc ; [L972] int tmp ; [L889] int retValue_acc ; [L892] retValue_acc = 1 [L893] return (retValue_acc); [L978] tmp = valid_product() [L980] COND TRUE \read(tmp) [L783] int splverifierCounter ; [L784] int tmp ; [L785] int tmp___0 ; [L786] int tmp___1 ; [L787] int tmp___2 ; [L790] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L792] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L794] COND TRUE splverifierCounter < 4 [L800] tmp = __VERIFIER_nondet_int() [L802] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L804] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L104] COND TRUE waterLevel < 2 [L105] waterLevel = waterLevel + 1 [L804] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L810] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L820] tmp___2 = __VERIFIER_nondet_int() [L822] COND FALSE !(\read(tmp___2)) [L828] tmp___1 = __VERIFIER_nondet_int() [L830] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L761] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L768] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L839] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L568] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L575] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L53] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L125] int retValue_acc ; [L128] retValue_acc = methaneLevelCritical [L129] return (retValue_acc); [L53] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L53] tmp = isMethaneLevelCritical() [L55] COND FALSE !(\read(tmp)) [L157] int retValue_acc ; [L160] retValue_acc = waterLevel [L161] return (retValue_acc); [L59] tmp___0 = getWaterLevel() [L61] COND TRUE tmp___0 == 2 [L675] int retValue_acc ; [L678] retValue_acc = pumpRunning [L679] return (retValue_acc); [L63] tmp___1 = isPumpRunning() [L65] 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_product52.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 0.28 ms. Allocated memory is still 73.4 MB. Free memory was 31.9 MB in the beginning and 31.8 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 571.86 ms. Allocated memory is still 100.7 MB. Free memory was 68.4 MB in the beginning and 67.6 MB in the end (delta: 837.1 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.24 ms. Allocated memory is still 100.7 MB. Free memory was 67.6 MB in the beginning and 65.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.47 ms. Allocated memory is still 100.7 MB. Free memory was 65.0 MB in the beginning and 62.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1401.15 ms. Allocated memory is still 100.7 MB. Free memory was 62.9 MB in the beginning and 36.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 38.3 MB. Max. memory is 16.1 GB. * CodeCheck took 2684.68 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 36.0 MB in the beginning and 59.9 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 262.38 ms. Allocated memory is still 121.6 MB. Free memory was 59.9 MB in the beginning and 49.4 MB in the end (delta: 10.5 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...