./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product35.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_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/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 858ae6ce02a6182d965089435301193a306a5587 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:21:02,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:21:02,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:21:02,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:21:02,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:21:02,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:21:02,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:21:02,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:21:02,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:21:02,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:21:02,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:21:02,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:21:02,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:21:02,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:21:02,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:21:02,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:21:02,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:21:02,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:21:02,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:21:02,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:21:02,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:21:02,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:21:02,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:21:02,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:21:02,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:21:02,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:21:02,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:21:02,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:21:02,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:21:02,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:21:02,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:21:02,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:21:02,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:21:02,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:21:02,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:21:02,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:21:02,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:21:02,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:21:02,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:21:02,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:21:02,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:21:02,622 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:21:02,647 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:21:02,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:21:02,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:21:02,649 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:21:02,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:21:02,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:21:02,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:21:02,651 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:21:02,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:21:02,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:21:02,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:21:02,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:21:02,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:21:02,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:21:02,652 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:21:02,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:21:02,653 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:21:02,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:21:02,653 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:21:02,654 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:21:02,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:21:02,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:21:02,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:21:02,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:21:02,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:21:02,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:21:02,655 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:21:02,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:21:02,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:21:02,656 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_39c34e54-4377-4505-af12-4cea7c701a92/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 858ae6ce02a6182d965089435301193a306a5587 [2020-11-30 01:21:02,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:21:02,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:21:02,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:21:02,957 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:21:02,958 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:21:02,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c [2020-11-30 01:21:03,037 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/data/fbd56e668/67076d6a3a9c4ce185999de750013e3e/FLAGa63a60dd5 [2020-11-30 01:21:03,640 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:21:03,641 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c [2020-11-30 01:21:03,665 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/data/fbd56e668/67076d6a3a9c4ce185999de750013e3e/FLAGa63a60dd5 [2020-11-30 01:21:03,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/data/fbd56e668/67076d6a3a9c4ce185999de750013e3e [2020-11-30 01:21:03,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:21:03,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:21:03,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:21:03,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:21:03,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:21:03,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:21:03" (1/1) ... [2020-11-30 01:21:03,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4228fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:03, skipping insertion in model container [2020-11-30 01:21:03,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:21:03" (1/1) ... [2020-11-30 01:21:03,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:21:04,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:21:04,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:21:04,396 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:21:04,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:21:04,591 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:21:04,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04 WrapperNode [2020-11-30 01:21:04,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:21:04,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:21:04,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:21:04,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:21:04,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:21:04,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:21:04,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:21:04,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:21:04,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... [2020-11-30 01:21:04,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:21:04,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:21:04,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:21:04,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:21:04,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:21:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:21:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-30 01:21:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-30 01:21:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-30 01:21:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-30 01:21:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-30 01:21:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-30 01:21:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-30 01:21:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-30 01:21:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-30 01:21:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-30 01:21:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:21:04,792 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-30 01:21:04,793 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-30 01:21:04,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:21:04,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:21:06,164 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:21:06,165 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-11-30 01:21:06,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:21:06 BoogieIcfgContainer [2020-11-30 01:21:06,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:21:06,168 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:21:06,168 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:21:06,179 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:21:06,179 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:21:06" (1/1) ... [2020-11-30 01:21:06,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:21:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2020-11-30 01:21:06,224 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2020-11-30 01:21:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:21:06,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:06,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:06,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2020-11-30 01:21:06,482 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2020-11-30 01:21:06,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 01:21:06,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:06,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:06,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-30 01:21:06,643 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-30 01:21:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 01:21:06,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:06,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:07,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:07,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2020-11-30 01:21:07,225 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2020-11-30 01:21:07,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 01:21:07,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:07,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:07,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:07,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2020-11-30 01:21:07,348 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2020-11-30 01:21:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 01:21:07,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:07,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:08,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 74 states and 113 transitions. [2020-11-30 01:21:08,001 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2020-11-30 01:21:08,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 01:21:08,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:08,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:08,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:08,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 114 transitions. [2020-11-30 01:21:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2020-11-30 01:21:08,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 01:21:08,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:08,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:08,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 91 states and 151 transitions. [2020-11-30 01:21:08,870 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 151 transitions. [2020-11-30 01:21:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 01:21:08,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:08,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:08,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 92 states and 152 transitions. [2020-11-30 01:21:08,970 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 152 transitions. [2020-11-30 01:21:08,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 01:21:08,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:09,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:09,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 93 states and 155 transitions. [2020-11-30 01:21:09,169 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 155 transitions. [2020-11-30 01:21:09,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:21:09,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:09,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 94 states and 156 transitions. [2020-11-30 01:21:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 156 transitions. [2020-11-30 01:21:09,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-30 01:21:09,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:09,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:11,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 110 states and 189 transitions. [2020-11-30 01:21:11,749 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2020-11-30 01:21:11,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-30 01:21:11,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:12,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:12,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 114 states and 198 transitions. [2020-11-30 01:21:12,219 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 198 transitions. [2020-11-30 01:21:12,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 01:21:12,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 117 states and 201 transitions. [2020-11-30 01:21:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 201 transitions. [2020-11-30 01:21:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-30 01:21:12,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:12,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 121 states and 210 transitions. [2020-11-30 01:21:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 210 transitions. [2020-11-30 01:21:12,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 01:21:12,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:12,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:21:12,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:12,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 122 states and 213 transitions. [2020-11-30 01:21:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 213 transitions. [2020-11-30 01:21:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 01:21:12,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:12,977 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 01:21:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 127 states and 229 transitions. [2020-11-30 01:21:13,620 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 229 transitions. [2020-11-30 01:21:13,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-30 01:21:13,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:13,661 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 01:21:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:13,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 128 states and 230 transitions. [2020-11-30 01:21:13,730 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 230 transitions. [2020-11-30 01:21:13,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-30 01:21:13,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:14,211 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-30 01:21:15,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:15,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 131 states and 237 transitions. [2020-11-30 01:21:15,661 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 237 transitions. [2020-11-30 01:21:15,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-30 01:21:15,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:15,700 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 01:21:16,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 134 states and 244 transitions. [2020-11-30 01:21:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 244 transitions. [2020-11-30 01:21:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 01:21:16,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:17,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:17,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 143 states and 260 transitions. [2020-11-30 01:21:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 260 transitions. [2020-11-30 01:21:17,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 01:21:17,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:17,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:17,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 150 states and 276 transitions. [2020-11-30 01:21:17,642 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 276 transitions. [2020-11-30 01:21:17,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 01:21:17,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:18,055 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:20,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 163 states and 308 transitions. [2020-11-30 01:21:20,974 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 308 transitions. [2020-11-30 01:21:20,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-30 01:21:20,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:21,012 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:21,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:21,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 164 states and 309 transitions. [2020-11-30 01:21:21,034 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 309 transitions. [2020-11-30 01:21:21,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-30 01:21:21,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:21,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:21,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 165 states and 310 transitions. [2020-11-30 01:21:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 310 transitions. [2020-11-30 01:21:21,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 01:21:21,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:21,144 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:21,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:21,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 166 states and 311 transitions. [2020-11-30 01:21:21,163 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 311 transitions. [2020-11-30 01:21:21,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 01:21:21,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:21,199 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-30 01:21:21,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 167 states and 312 transitions. [2020-11-30 01:21:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 312 transitions. [2020-11-30 01:21:21,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-30 01:21:21,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:21,545 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:24,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:24,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 184 states and 356 transitions. [2020-11-30 01:21:24,066 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 356 transitions. [2020-11-30 01:21:24,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 01:21:24,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:24,409 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 198 states and 380 transitions. [2020-11-30 01:21:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 380 transitions. [2020-11-30 01:21:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-30 01:21:27,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:21:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 01:21:33,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:21:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 214 states and 421 transitions. [2020-11-30 01:21:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 421 transitions. [2020-11-30 01:21:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-30 01:21:33,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:21:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:21:33,757 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:21:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:21:33,823 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:21:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:21:34,130 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:21:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:21:34,204 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:21:34,355 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 30 iterations. [2020-11-30 01:21:34,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 01:21:34 ImpRootNode [2020-11-30 01:21:34,600 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 01:21:34,601 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:21:34,601 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:21:34,601 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:21:34,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:21:06" (3/4) ... [2020-11-30 01:21:34,611 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 01:21:34,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_39c34e54-4377-4505-af12-4cea7c701a92/bin/ukojak/witness.graphml [2020-11-30 01:21:34,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:21:34,785 INFO L168 Benchmark]: Toolchain (without parser) took 30838.37 ms. Allocated memory was 109.1 MB in the beginning and 488.6 MB in the end (delta: 379.6 MB). Free memory was 80.9 MB in the beginning and 349.6 MB in the end (delta: -268.7 MB). Peak memory consumption was 111.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:21:34,785 INFO L168 Benchmark]: CDTParser took 3.46 ms. Allocated memory is still 109.1 MB. Free memory was 66.5 MB in the beginning and 66.4 MB in the end (delta: 43.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:21:34,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.86 ms. Allocated memory is still 109.1 MB. Free memory was 80.5 MB in the beginning and 75.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:21:34,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.72 ms. Allocated memory is still 109.1 MB. Free memory was 75.0 MB in the beginning and 72.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:21:34,787 INFO L168 Benchmark]: Boogie Preprocessor took 69.12 ms. Allocated memory is still 109.1 MB. Free memory was 72.6 MB in the beginning and 70.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:21:34,787 INFO L168 Benchmark]: RCFGBuilder took 1447.73 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 70.4 MB in the beginning and 106.5 MB in the end (delta: -36.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:21:34,788 INFO L168 Benchmark]: CodeCheck took 28432.69 ms. Allocated memory was 132.1 MB in the beginning and 488.6 MB in the end (delta: 356.5 MB). Free memory was 106.5 MB in the beginning and 369.5 MB in the end (delta: -263.0 MB). Peak memory consumption was 93.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:21:34,788 INFO L168 Benchmark]: Witness Printer took 182.00 ms. Allocated memory is still 488.6 MB. Free memory was 369.5 MB in the beginning and 349.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:21:34,791 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 7 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 28.1s, OverallIterations: 30, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 597059636 SDtfs, 365671956 SDslu, -789250148 SDs, 0 SdLazy, -1631705196 SolverSat, -1836763204 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10119 GetRequests, 9742 SyntacticMatches, 21 SemanticMatches, 356 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60602 ImplicationChecksByTransitivity, 22.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1002 NumberOfCodeBlocks, 1002 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 922 ConstructedInterpolants, 0 QuantifiedInterpolants, 74882 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 27 PerfectInterpolantSequences, 198/204 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: [L211] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L418] int pumpRunning = 0; [L419] int systemActive = 1; [L657] int methAndRunningLastTime ; [L743] int cleanupTimeShifts = 4; [L841] int waterLevel = 1; [L842] int methaneLevelCritical = 0; [L817] int retValue_acc ; [L818] int tmp ; [L725] int retValue_acc ; [L728] retValue_acc = 1 [L729] return (retValue_acc); [L824] tmp = valid_product() [L826] COND TRUE \read(tmp) [L662] methAndRunningLastTime = 0 [L590] int splverifierCounter ; [L591] int tmp ; [L592] int tmp___0 ; [L593] int tmp___1 ; [L594] int tmp___2 ; [L597] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L599] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L601] COND TRUE splverifierCounter < 4 [L607] tmp = __VERIFIER_nondet_int() [L609] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L611] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L859] COND TRUE waterLevel < 2 [L860] waterLevel = waterLevel + 1 [L611] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L617] tmp___0 = __VERIFIER_nondet_int() [L619] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L621] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L871] COND FALSE !(\read(methaneLevelCritical)) [L874] methaneLevelCritical = 1 [L621] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L627] tmp___2 = __VERIFIER_nondet_int() [L629] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L644] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L426] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L433] COND TRUE \read(systemActive) [L455] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L458] COND TRUE ! pumpRunning [L552] int retValue_acc ; [L553] int tmp ; [L554] int tmp___0 ; [L921] int retValue_acc ; [L924] COND FALSE !(waterLevel < 2) [L928] retValue_acc = 0 [L929] return (retValue_acc); [L558] tmp = isHighWaterSensorDry() [L560] COND FALSE !(\read(tmp)) [L563] tmp___0 = 1 [L565] retValue_acc = tmp___0 [L566] return (retValue_acc); [L460] tmp = isHighWaterLevel() [L462] COND TRUE \read(tmp) [L483] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L667] int tmp ; [L668] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L672] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L880] int retValue_acc ; [L883] retValue_acc = methaneLevelCritical [L884] return (retValue_acc); [L672] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L672] tmp = isMethaneLevelCritical() [L674] COND TRUE \read(tmp) [L507] int retValue_acc ; [L510] retValue_acc = pumpRunning [L511] return (retValue_acc); [L676] tmp___0 = isPumpRunning() [L678] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L679] COND FALSE !(\read(methAndRunningLastTime)) [L684] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L644] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L599] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L601] COND TRUE splverifierCounter < 4 [L607] tmp = __VERIFIER_nondet_int() [L609] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L617] tmp___0 = __VERIFIER_nondet_int() [L619] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L627] tmp___2 = __VERIFIER_nondet_int() [L629] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L644] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L426] COND TRUE \read(pumpRunning) [L847] COND TRUE waterLevel > 0 [L848] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L433] COND TRUE \read(systemActive) [L455] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L458] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L473] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L667] int tmp ; [L668] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L672] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L880] int retValue_acc ; [L883] retValue_acc = methaneLevelCritical [L884] return (retValue_acc); [L672] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L672] tmp = isMethaneLevelCritical() [L674] COND TRUE \read(tmp) [L507] int retValue_acc ; [L510] retValue_acc = pumpRunning [L511] return (retValue_acc); [L676] tmp___0 = isPumpRunning() [L678] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L679] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L3] __assert_fail("0", "minepump_spec2_product35.cil.c", 3, "reach_error") VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.46 ms. Allocated memory is still 109.1 MB. Free memory was 66.5 MB in the beginning and 66.4 MB in the end (delta: 43.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 644.86 ms. Allocated memory is still 109.1 MB. Free memory was 80.5 MB in the beginning and 75.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.72 ms. Allocated memory is still 109.1 MB. Free memory was 75.0 MB in the beginning and 72.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.12 ms. Allocated memory is still 109.1 MB. Free memory was 72.6 MB in the beginning and 70.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1447.73 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 70.4 MB in the beginning and 106.5 MB in the end (delta: -36.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 16.1 GB. * CodeCheck took 28432.69 ms. Allocated memory was 132.1 MB in the beginning and 488.6 MB in the end (delta: 356.5 MB). Free memory was 106.5 MB in the beginning and 369.5 MB in the end (delta: -263.0 MB). Peak memory consumption was 93.0 MB. Max. memory is 16.1 GB. * Witness Printer took 182.00 ms. Allocated memory is still 488.6 MB. Free memory was 369.5 MB in the beginning and 349.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...