./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product21.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_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product21.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/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 635b114f26ff3d829820e505a5b45bee227ecfd2 ................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:41:38,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:41:38,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:41:38,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:41:38,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:41:38,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:41:38,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:41:38,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:41:38,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:41:38,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:41:38,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:41:38,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:41:38,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:41:38,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:41:38,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:41:38,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:41:38,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:41:38,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:41:38,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:41:38,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:41:38,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:41:38,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:41:38,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:41:38,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:41:38,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:41:38,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:41:38,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:41:38,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:41:38,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:41:38,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:41:38,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:41:38,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:41:38,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:41:38,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:41:38,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:41:38,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:41:38,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:41:38,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:41:38,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:41:38,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:41:38,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:41:38,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:41:38,218 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:41:38,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:41:38,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:41:38,220 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:41:38,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:41:38,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:41:38,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:41:38,221 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:41:38,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:41:38,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:41:38,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:41:38,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:41:38,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:41:38,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:41:38,222 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:41:38,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:41:38,222 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:41:38,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:41:38,223 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:41:38,223 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:41:38,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:41:38,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:41:38,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:41:38,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:41:38,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:41:38,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:41:38,224 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:41:38,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:41:38,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:41:38,225 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_87af96de-5066-4651-9b9e-940778122115/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 635b114f26ff3d829820e505a5b45bee227ecfd2 [2020-11-28 04:41:38,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:41:38,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:41:38,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:41:38,515 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:41:38,517 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:41:38,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product21.cil.c [2020-11-28 04:41:38,577 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/data/575426d2a/9659ef75b2914c56a088eae3d1b71966/FLAGe402c28ed [2020-11-28 04:41:39,098 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:41:39,099 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/sv-benchmarks/c/product-lines/minepump_spec4_product21.cil.c [2020-11-28 04:41:39,111 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/data/575426d2a/9659ef75b2914c56a088eae3d1b71966/FLAGe402c28ed [2020-11-28 04:41:39,411 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/data/575426d2a/9659ef75b2914c56a088eae3d1b71966 [2020-11-28 04:41:39,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:41:39,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:41:39,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:41:39,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:41:39,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:41:39,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:39" (1/1) ... [2020-11-28 04:41:39,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46041a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:39, skipping insertion in model container [2020-11-28 04:41:39,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:39" (1/1) ... [2020-11-28 04:41:39,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:41:39,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:41:39,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:41:39,915 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:41:39,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:41:40,028 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:41:40,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40 WrapperNode [2020-11-28 04:41:40,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:41:40,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:41:40,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:41:40,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:41:40,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:41:40,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:41:40,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:41:40,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:41:40,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... [2020-11-28 04:41:40,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:41:40,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:41:40,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:41:40,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:41:40,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/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 04:41:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:41:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:41:40,223 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:41:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:41:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:41:40,224 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:41:40,224 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:41:40,225 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:41:40,225 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:41:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-11-28 04:41:40,226 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-11-28 04:41:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:41:40,226 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:41:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:41:40,226 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:41:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:41:40,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:41:40,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:41:41,663 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:41:41,663 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-28 04:41:41,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:41 BoogieIcfgContainer [2020-11-28 04:41:41,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:41:41,666 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:41:41,666 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:41:41,682 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:41:41,682 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:41" (1/1) ... [2020-11-28 04:41:41,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:41:41,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:41,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2020-11-28 04:41:41,728 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2020-11-28 04:41:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 04:41:41,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:42,015 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 04:41:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:42,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2020-11-28 04:41:42,033 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2020-11-28 04:41:42,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:41:42,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:42,188 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 04:41:42,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2020-11-28 04:41:42,216 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2020-11-28 04:41:42,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:41:42,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:42,352 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 04:41:42,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2020-11-28 04:41:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2020-11-28 04:41:42,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:41:42,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:42,700 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 04:41:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:42,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 91 transitions. [2020-11-28 04:41:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions. [2020-11-28 04:41:42,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:41:42,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:42,764 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 04:41:42,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 92 transitions. [2020-11-28 04:41:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2020-11-28 04:41:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:41:42,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:42,829 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 04:41:43,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:43,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 76 states and 113 transitions. [2020-11-28 04:41:43,194 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 113 transitions. [2020-11-28 04:41:43,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:41:43,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:43,260 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 04:41:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 114 transitions. [2020-11-28 04:41:43,280 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 114 transitions. [2020-11-28 04:41:43,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:41:43,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:43,353 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 04:41:43,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:43,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 78 states and 115 transitions. [2020-11-28 04:41:43,374 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 115 transitions. [2020-11-28 04:41:43,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:41:43,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:43,472 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 04:41:44,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:44,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 91 states and 147 transitions. [2020-11-28 04:41:44,047 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2020-11-28 04:41:44,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:41:44,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:44,159 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 04:41:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 96 states and 162 transitions. [2020-11-28 04:41:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 162 transitions. [2020-11-28 04:41:44,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:41:44,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:44,576 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 04:41:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:44,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 98 states and 167 transitions. [2020-11-28 04:41:44,834 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 167 transitions. [2020-11-28 04:41:44,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:41:44,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:44,868 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 04:41:44,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:44,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 96 states and 161 transitions. [2020-11-28 04:41:44,890 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2020-11-28 04:41:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-28 04:41:44,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:44,934 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:41:45,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:45,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 101 states and 170 transitions. [2020-11-28 04:41:45,094 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 170 transitions. [2020-11-28 04:41:45,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 04:41:45,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:45,130 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:41:45,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:45,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 102 states and 173 transitions. [2020-11-28 04:41:45,222 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 173 transitions. [2020-11-28 04:41:45,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 04:41:45,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:41:45,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:45,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 103 states and 176 transitions. [2020-11-28 04:41:45,301 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 176 transitions. [2020-11-28 04:41:45,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-28 04:41:45,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:45,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:41:45,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:45,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 105 states and 179 transitions. [2020-11-28 04:41:45,462 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 179 transitions. [2020-11-28 04:41:45,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 04:41:45,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:41:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:45,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 107 states and 181 transitions. [2020-11-28 04:41:45,553 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 181 transitions. [2020-11-28 04:41:45,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-28 04:41:45,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:45,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:45,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-28 04:41:46,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:46,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 113 states and 207 transitions. [2020-11-28 04:41:46,482 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 207 transitions. [2020-11-28 04:41:46,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:41:46,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:46,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-28 04:41:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:47,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 117 states and 217 transitions. [2020-11-28 04:41:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 217 transitions. [2020-11-28 04:41:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-28 04:41:47,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:47,212 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:41:47,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 121 states and 231 transitions. [2020-11-28 04:41:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 231 transitions. [2020-11-28 04:41:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-28 04:41:47,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:47,735 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-28 04:41:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 122 states and 229 transitions. [2020-11-28 04:41:47,950 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 229 transitions. [2020-11-28 04:41:47,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-28 04:41:47,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:41:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:41:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-28 04:41:48,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:41:48,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 57 states and 73 transitions. [2020-11-28 04:41:48,019 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2020-11-28 04:41:48,020 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:41:48,020 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2020-11-28 04:41:48,029 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-28 04:41:48,261 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-11-28 04:41:48,270 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,270 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,270 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,271 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,271 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,271 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,271 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,271 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-28 04:41:48,272 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,272 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,272 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-28 04:41:48,273 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:41:48,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:41:48 ImpRootNode [2020-11-28 04:41:48,273 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:41:48,274 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:41:48,274 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:41:48,274 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:41:48,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:41" (3/4) ... [2020-11-28 04:41:48,277 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:41:48,282 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2020-11-28 04:41:48,282 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-11-28 04:41:48,282 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-28 04:41:48,282 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-28 04:41:48,282 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-28 04:41:48,283 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-28 04:41:48,283 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2020-11-28 04:41:48,303 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2020-11-28 04:41:48,304 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-28 04:41:48,305 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-28 04:41:48,305 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 04:41:48,306 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 04:41:48,306 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:41:48,307 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:41:48,331 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive) [2020-11-28 04:41:48,332 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2020-11-28 04:41:48,377 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_87af96de-5066-4651-9b9e-940778122115/bin/ukojak/witness.graphml [2020-11-28 04:41:48,378 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:41:48,379 INFO L168 Benchmark]: Toolchain (without parser) took 8963.08 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 110.1 MB in the beginning and 66.7 MB in the end (delta: 43.4 MB). Peak memory consumption was 105.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:48,380 INFO L168 Benchmark]: CDTParser took 0.85 ms. Allocated memory is still 92.3 MB. Free memory is still 52.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:41:48,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.72 ms. Allocated memory is still 138.4 MB. Free memory was 110.1 MB in the beginning and 105.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:48,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.55 ms. Allocated memory is still 138.4 MB. Free memory was 105.2 MB in the beginning and 102.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:48,381 INFO L168 Benchmark]: Boogie Preprocessor took 43.43 ms. Allocated memory is still 138.4 MB. Free memory was 102.6 MB in the beginning and 101.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:48,381 INFO L168 Benchmark]: RCFGBuilder took 1508.59 ms. Allocated memory is still 138.4 MB. Free memory was 100.5 MB in the beginning and 83.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:48,382 INFO L168 Benchmark]: CodeCheck took 6607.41 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 83.1 MB in the beginning and 73.0 MB in the end (delta: 10.1 MB). Peak memory consumption was 74.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:48,382 INFO L168 Benchmark]: Witness Printer took 103.96 ms. Allocated memory is still 201.3 MB. Free memory was 73.0 MB in the beginning and 66.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:41:48,384 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, 53 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.3s, OverallIterations: 23, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 79478496 SDtfs, 27599680 SDslu, 42095528 SDs, 0 SdLazy, 35265760 SolverSat, 9485208 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6837 GetRequests, 6741 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3306 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 675 NumberOfCodeBlocks, 675 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 653 ConstructedInterpolants, 0 QuantifiedInterpolants, 46393 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 19 PerfectInterpolantSequences, 106/115 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 - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 ms. Allocated memory is still 92.3 MB. Free memory is still 52.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 612.72 ms. Allocated memory is still 138.4 MB. Free memory was 110.1 MB in the beginning and 105.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.55 ms. Allocated memory is still 138.4 MB. Free memory was 105.2 MB in the beginning and 102.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.43 ms. Allocated memory is still 138.4 MB. Free memory was 102.6 MB in the beginning and 101.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1508.59 ms. Allocated memory is still 138.4 MB. Free memory was 100.5 MB in the beginning and 83.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * CodeCheck took 6607.41 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 83.1 MB in the beginning and 73.0 MB in the end (delta: 10.1 MB). Peak memory consumption was 74.5 MB. Max. memory is 16.1 GB. * Witness Printer took 103.96 ms. Allocated memory is still 201.3 MB. Free memory was 73.0 MB in the beginning and 66.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...