./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/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 3fe7406d6de8fdb6131e88150aaf8ea7b61928bc ................................................................................................................................................................................................................................................................................................................................................................ 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 0.2.0-69874e2 [2020-12-01 18:25:41,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:25:41,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:25:41,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:25:41,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:25:41,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:25:41,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:25:41,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:25:41,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:25:41,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:25:41,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:25:41,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:25:41,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:25:41,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:25:41,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:25:41,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:25:41,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:25:41,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:25:41,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:25:41,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:25:41,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:25:41,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:25:41,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:25:41,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:25:41,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:25:41,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:25:41,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:25:41,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:25:41,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:25:41,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:25:41,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:25:41,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:25:41,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:25:41,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:25:41,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:25:41,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:25:41,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:25:41,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:25:41,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:25:41,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:25:41,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:25:41,972 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:25:42,028 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:25:42,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:25:42,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:25:42,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:25:42,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:25:42,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:25:42,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:25:42,033 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:25:42,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:25:42,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:25:42,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:25:42,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:25:42,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:25:42,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:25:42,036 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:25:42,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:25:42,037 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:25:42,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:25:42,037 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:25:42,038 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:25:42,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:25:42,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:25:42,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:25:42,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:25:42,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:25:42,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:25:42,040 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:25:42,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:25:42,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:25:42,042 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_b6572382-134d-4007-a723-32637608de73/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fe7406d6de8fdb6131e88150aaf8ea7b61928bc [2020-12-01 18:25:42,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:25:42,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:25:42,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:25:42,370 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:25:42,371 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:25:42,372 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c [2020-12-01 18:25:42,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/data/cea344543/eae6747b77fe4a7e99c30bf2c7e21876/FLAG3135edfbb [2020-12-01 18:25:43,024 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:25:43,025 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/sv-benchmarks/c/product-lines/minepump_spec3_product23.cil.c [2020-12-01 18:25:43,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/data/cea344543/eae6747b77fe4a7e99c30bf2c7e21876/FLAG3135edfbb [2020-12-01 18:25:43,343 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/data/cea344543/eae6747b77fe4a7e99c30bf2c7e21876 [2020-12-01 18:25:43,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:25:43,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:25:43,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:43,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:25:43,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:25:43,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:43" (1/1) ... [2020-12-01 18:25:43,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@391b822e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:43, skipping insertion in model container [2020-12-01 18:25:43,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:25:43" (1/1) ... [2020-12-01 18:25:43,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:25:43,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:25:43,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:25:43,822 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:25:43,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:25:44,028 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:25:44,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44 WrapperNode [2020-12-01 18:25:44,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:25:44,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:25:44,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:25:44,036 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:25:44,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:25:44,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:25:44,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:25:44,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:25:44,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... [2020-12-01 18:25:44,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:25:44,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:25:44,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:25:44,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:25:44,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:25:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/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 [2020-12-01 18:25:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:25:44,275 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 18:25:44,276 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 18:25:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 18:25:44,277 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 18:25:44,277 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 18:25:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 18:25:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 18:25:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 18:25:44,279 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 18:25:44,279 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 18:25:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-12-01 18:25:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-12-01 18:25:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-12-01 18:25:44,280 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-12-01 18:25:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:25:44,280 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 18:25:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 18:25:44,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:25:44,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:25:45,787 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:25:45,787 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-12-01 18:25:45,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:25:45 BoogieIcfgContainer [2020-12-01 18:25:45,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:25:45,791 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:25:45,792 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:25:45,804 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:25:45,805 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:25:45" (1/1) ... [2020-12-01 18:25:45,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:25:45,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:45,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2020-12-01 18:25:45,865 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2020-12-01 18:25:45,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:25:45,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:46,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:46,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:46,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2020-12-01 18:25:46,204 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2020-12-01 18:25:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:25:46,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:46,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:46,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:46,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 67 states and 90 transitions. [2020-12-01 18:25:46,407 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2020-12-01 18:25:46,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:25:46,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:46,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:46,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 111 transitions. [2020-12-01 18:25:46,795 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2020-12-01 18:25:46,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:25:46,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:46,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:46,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:46,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 112 transitions. [2020-12-01 18:25:46,964 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2020-12-01 18:25:46,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:25:46,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:47,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:47,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:47,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 79 states and 113 transitions. [2020-12-01 18:25:47,105 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2020-12-01 18:25:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:25:47,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:47,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:47,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:47,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 80 states and 114 transitions. [2020-12-01 18:25:47,214 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2020-12-01 18:25:47,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:25:47,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:48,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:48,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 98 states and 155 transitions. [2020-12-01 18:25:48,137 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 155 transitions. [2020-12-01 18:25:48,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:25:48,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:48,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:25:50,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:50,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 116 states and 200 transitions. [2020-12-01 18:25:50,848 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2020-12-01 18:25:50,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:25:50,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:25:50,952 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:25:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:25:51,028 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:25:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:25:51,313 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:25:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:25:51,429 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:25:52,454 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2020-12-01 18:25:52,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:25:52 ImpRootNode [2020-12-01 18:25:52,604 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:25:52,605 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:25:52,605 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:25:52,606 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:25:52,607 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:25:45" (3/4) ... [2020-12-01 18:25:52,609 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 18:25:52,750 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b6572382-134d-4007-a723-32637608de73/bin/ukojak/witness.graphml [2020-12-01 18:25:52,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:25:52,753 INFO L168 Benchmark]: Toolchain (without parser) took 9404.99 ms. Allocated memory was 90.2 MB in the beginning and 142.6 MB in the end (delta: 52.4 MB). Free memory was 59.3 MB in the beginning and 51.4 MB in the end (delta: 7.9 MB). Peak memory consumption was 60.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:52,754 INFO L168 Benchmark]: CDTParser took 3.75 ms. Allocated memory is still 90.2 MB. Free memory is still 48.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:25:52,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.47 ms. Allocated memory is still 90.2 MB. Free memory was 59.0 MB in the beginning and 56.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:52,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.02 ms. Allocated memory is still 90.2 MB. Free memory was 56.9 MB in the beginning and 54.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:52,757 INFO L168 Benchmark]: Boogie Preprocessor took 37.54 ms. Allocated memory is still 90.2 MB. Free memory was 54.4 MB in the beginning and 52.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:52,760 INFO L168 Benchmark]: RCFGBuilder took 1628.32 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 52.4 MB in the beginning and 57.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:52,761 INFO L168 Benchmark]: CodeCheck took 6813.27 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 57.9 MB in the beginning and 62.9 MB in the end (delta: -5.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:52,762 INFO L168 Benchmark]: Witness Printer took 145.95 ms. Allocated memory is still 142.6 MB. Free memory was 62.9 MB in the beginning and 51.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:25:52,767 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, 65 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.6s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6096 SDtfs, 1876 SDslu, 2968 SDs, 0 SdLazy, 2160 SolverSat, 648 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1512 GetRequests, 1428 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2383 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 169 ConstructedInterpolants, 0 QuantifiedInterpolants, 9109 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: [L49] int waterLevel = 1; [L50] int methaneLevelCritical = 0; [L179] int pumpRunning = 0; [L180] int systemActive = 1; [L440] int cleanupTimeShifts = 4; [L717] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L516] int retValue_acc ; [L517] int tmp ; [L940] int retValue_acc ; [L943] retValue_acc = 1 [L944] return (retValue_acc); [L523] tmp = valid_product() [L525] COND TRUE \read(tmp) [L374] int splverifierCounter ; [L375] int tmp ; [L376] int tmp___0 ; [L377] int tmp___1 ; [L378] int tmp___2 ; [L381] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L383] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L385] COND TRUE splverifierCounter < 4 [L391] tmp = __VERIFIER_nondet_int() [L393] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L395] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] COND TRUE waterLevel < 2 [L68] waterLevel = waterLevel + 1 [L395] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L401] tmp___0 = __VERIFIER_nondet_int() [L403] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L411] tmp___2 = __VERIFIER_nondet_int() [L413] COND FALSE !(\read(tmp___2)) [L417] tmp___1 = __VERIFIER_nondet_int() [L419] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L360] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L367] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L428] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L186] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L193] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L141] int tmp ; [L142] int tmp___0 ; [L143] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L147] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L88] int retValue_acc ; [L91] retValue_acc = methaneLevelCritical [L92] return (retValue_acc); [L147] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L147] tmp = isMethaneLevelCritical() [L149] COND FALSE !(\read(tmp)) [L120] int retValue_acc ; [L123] retValue_acc = waterLevel [L124] return (retValue_acc); [L153] tmp___0 = getWaterLevel() [L155] COND TRUE tmp___0 == 2 [L293] int retValue_acc ; [L296] retValue_acc = pumpRunning [L297] return (retValue_acc); [L157] tmp___1 = isPumpRunning() [L159] 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_product23.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 3.75 ms. Allocated memory is still 90.2 MB. Free memory is still 48.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 682.47 ms. Allocated memory is still 90.2 MB. Free memory was 59.0 MB in the beginning and 56.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.02 ms. Allocated memory is still 90.2 MB. Free memory was 56.9 MB in the beginning and 54.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.54 ms. Allocated memory is still 90.2 MB. Free memory was 54.4 MB in the beginning and 52.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1628.32 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 52.4 MB in the beginning and 57.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. * CodeCheck took 6813.27 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 57.9 MB in the beginning and 62.9 MB in the end (delta: -5.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 16.1 GB. * Witness Printer took 145.95 ms. Allocated memory is still 142.6 MB. Free memory was 62.9 MB in the beginning and 51.4 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...