./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound50.i --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_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound50.i -s /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/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 8a39153ea20cd324c823de27e892d144ae9f1225 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound50.i -s /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/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 8a39153ea20cd324c823de27e892d144ae9f1225 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 22:36:18,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:36:18,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:36:18,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:36:18,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:36:18,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:36:18,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:36:18,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:36:18,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:36:18,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:36:18,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:36:18,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:36:18,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:36:18,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:36:18,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:36:18,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:36:18,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:36:18,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:36:18,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:36:18,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:36:18,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:36:18,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:36:18,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:36:18,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:36:18,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:36:18,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:36:18,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:36:18,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:36:18,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:36:18,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:36:18,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:36:18,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:36:18,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:36:18,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:36:18,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:36:18,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:36:18,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:36:18,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:36:18,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:36:18,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:36:18,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:36:18,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 22:36:18,667 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:36:18,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:36:18,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 22:36:18,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 22:36:18,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:36:18,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:36:18,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:36:18,670 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:36:18,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:36:18,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:36:18,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:36:18,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:36:18,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:36:18,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:36:18,672 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:36:18,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:36:18,672 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:36:18,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:36:18,673 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 22:36:18,673 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 22:36:18,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:36:18,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:36:18,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 22:36:18,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:36:18,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:36:18,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:36:18,675 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 22:36:18,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:36:18,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:36:18,675 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_23773059-6912-4ada-8b61-baf10748bab2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a39153ea20cd324c823de27e892d144ae9f1225 [2020-11-29 22:36:18,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:36:18,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:36:18,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:36:18,992 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:36:18,993 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:36:18,994 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound50.i [2020-11-29 22:36:19,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data/4bbbec1c6/e5abdd20862d42d2b91d7b1bfb34c4a5/FLAG76ffa5219 [2020-11-29 22:36:19,590 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:36:19,590 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound50.i [2020-11-29 22:36:19,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data/4bbbec1c6/e5abdd20862d42d2b91d7b1bfb34c4a5/FLAG76ffa5219 [2020-11-29 22:36:19,941 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data/4bbbec1c6/e5abdd20862d42d2b91d7b1bfb34c4a5 [2020-11-29 22:36:19,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:36:19,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:36:19,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:36:19,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:36:19,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:36:19,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:36:19" (1/1) ... [2020-11-29 22:36:19,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4804d251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:19, skipping insertion in model container [2020-11-29 22:36:19,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:36:19" (1/1) ... [2020-11-29 22:36:19,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:36:19,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:36:20,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:36:20,166 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:36:20,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:36:20,199 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:36:20,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20 WrapperNode [2020-11-29 22:36:20,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:36:20,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:36:20,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:36:20,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:36:20,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:36:20,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:36:20,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:36:20,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:36:20,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:36:20,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:36:20,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:36:20,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:36:20,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:36:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/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 [2020-11-29 22:36:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 22:36:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:36:20,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:36:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:36:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 22:36:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 22:36:20,687 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:36:20,687 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 22:36:20,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:36:20 BoogieIcfgContainer [2020-11-29 22:36:20,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:36:20,690 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 22:36:20,690 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 22:36:20,701 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 22:36:20,701 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:36:20" (1/1) ... [2020-11-29 22:36:20,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:36:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2020-11-29 22:36:20,754 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2020-11-29 22:36:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 22:36:20,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:20,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:20,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:20,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2020-11-29 22:36:20,971 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2020-11-29 22:36:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 22:36:20,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:21,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:21,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2020-11-29 22:36:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2020-11-29 22:36:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 22:36:21,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:21,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 22:36:21,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:36:21,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:21,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:21,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2020-11-29 22:36:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2020-11-29 22:36:21,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 22:36:21,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:21,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 9 conjunts are in the unsatisfiable core [2020-11-29 22:36:21,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:36:21,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:22,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:22,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2020-11-29 22:36:22,511 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2020-11-29 22:36:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 22:36:22,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:22,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 22:36:22,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:36:22,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:22,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2020-11-29 22:36:22,879 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2020-11-29 22:36:22,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 22:36:22,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:22,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 22:36:22,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:36:22,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:23,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:23,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 36 states and 61 transitions. [2020-11-29 22:36:23,393 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2020-11-29 22:36:23,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 22:36:23,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:23,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-29 22:36:23,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:36:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:24,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:24,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 41 states and 71 transitions. [2020-11-29 22:36:24,969 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 71 transitions. [2020-11-29 22:36:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 22:36:24,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:25,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 22:36:25,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:36:25,174 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:25,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 44 states and 79 transitions. [2020-11-29 22:36:25,775 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 79 transitions. [2020-11-29 22:36:25,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 22:36:25,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:25,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 22:36:25,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:36:25,908 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:36:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:36:26,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2020-11-29 22:36:26,073 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2020-11-29 22:36:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 22:36:26,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:36:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:36:26,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 22:36:26,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:36:26,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:37:09,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:37:09,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 95 transitions. [2020-11-29 22:37:09,888 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2020-11-29 22:37:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 22:37:09,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:37:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:37:09,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 22:37:09,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:37:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:37:12,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:37:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2020-11-29 22:37:12,385 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2020-11-29 22:37:12,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 22:37:12,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:37:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:37:12,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 22:37:12,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:37:12,631 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 22:37:15,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:37:15,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2020-11-29 22:37:15,329 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2020-11-29 22:37:15,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 22:37:15,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:37:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:37:15,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 9 conjunts are in the unsatisfiable core [2020-11-29 22:37:15,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:37:15,682 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:37:16,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:37:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 61 states and 126 transitions. [2020-11-29 22:37:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2020-11-29 22:37:16,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 22:37:16,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:37:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:37:17,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 22:37:17,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:37:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 22:37:17,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:37:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 64 states and 135 transitions. [2020-11-29 22:37:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 135 transitions. [2020-11-29 22:37:17,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 22:37:17,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:37:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:37:17,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2020-11-29 22:37:17,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:37:18,946 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:37:33,093 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2020-11-29 22:37:40,606 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-11-29 22:37:42,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:37:42,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 70 states and 152 transitions. [2020-11-29 22:37:42,572 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 152 transitions. [2020-11-29 22:37:42,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 22:37:42,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:37:42,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:37:42,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-29 22:37:42,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:37:43,305 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:37:49,837 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 22:38:16,853 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-11-29 22:38:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:38:19,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 75 states and 169 transitions. [2020-11-29 22:38:19,181 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 169 transitions. [2020-11-29 22:38:19,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 22:38:19,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:38:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:38:19,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 9 conjunts are in the unsatisfiable core [2020-11-29 22:38:19,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:38:19,797 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:38:21,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:38:21,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 182 transitions. [2020-11-29 22:38:21,313 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 182 transitions. [2020-11-29 22:38:21,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 22:38:21,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:38:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:38:21,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 19 conjunts are in the unsatisfiable core [2020-11-29 22:38:21,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:38:25,293 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:38:28,444 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2020-11-29 22:38:31,006 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2020-11-29 22:38:35,276 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2020-11-29 22:38:38,066 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 18 [2020-11-29 22:38:38,531 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2020-11-29 22:38:41,389 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2020-11-29 22:38:42,229 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2020-11-29 22:38:44,853 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-11-29 22:38:46,066 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2020-11-29 22:38:49,376 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2020-11-29 22:38:51,170 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-11-29 22:38:53,647 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-11-29 22:38:54,733 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2020-11-29 22:38:56,295 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2020-11-29 22:38:58,215 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-11-29 22:39:00,920 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-11-29 22:39:02,474 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2020-11-29 22:39:03,644 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-11-29 22:39:05,571 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-11-29 22:39:08,481 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-11-29 22:39:09,978 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2020-11-29 22:39:12,540 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 22:39:13,908 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-11-29 22:39:16,104 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-11-29 22:39:19,382 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-11-29 22:39:20,954 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2020-11-29 22:39:23,047 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-11-29 22:39:25,777 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-11-29 22:39:29,966 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-11-29 22:39:30,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:39:30,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 88 states and 212 transitions. [2020-11-29 22:39:30,167 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 212 transitions. [2020-11-29 22:39:30,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 22:39:30,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:39:30,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:39:30,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 22:39:30,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:39:30,259 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-29 22:39:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:39:37,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 90 states and 216 transitions. [2020-11-29 22:39:37,778 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 216 transitions. [2020-11-29 22:39:37,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 22:39:37,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:39:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:39:37,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjunts are in the unsatisfiable core [2020-11-29 22:39:37,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:39:40,607 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:39:45,226 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2020-11-29 22:39:49,538 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-11-29 22:39:52,302 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2020-11-29 22:39:57,058 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-11-29 22:40:00,653 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2020-11-29 22:40:03,339 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2020-11-29 22:40:07,235 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-11-29 22:40:12,048 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-11-29 22:40:16,013 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-11-29 22:40:19,021 WARN L193 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2020-11-29 22:40:33,785 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-11-29 22:40:38,457 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-11-29 22:40:52,421 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-11-29 22:40:55,964 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2020-11-29 22:41:00,601 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-11-29 22:41:06,309 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-11-29 22:41:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:06,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 95 states and 231 transitions. [2020-11-29 22:41:06,649 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 231 transitions. [2020-11-29 22:41:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 22:41:06,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:06,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 22:41:06,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:41:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:24,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:24,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 98 states and 245 transitions. [2020-11-29 22:41:24,238 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 245 transitions. [2020-11-29 22:41:24,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 22:41:24,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:24,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjunts are in the unsatisfiable core [2020-11-29 22:41:24,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:41:25,199 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-11-29 22:41:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:40,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:40,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 101 states and 253 transitions. [2020-11-29 22:41:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 253 transitions. [2020-11-29 22:41:40,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:41:40,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:40,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:41:40,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:41:44,056 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 16 [2020-11-29 22:41:44,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:45,357 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-11-29 22:41:46,803 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2020-11-29 22:41:50,631 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 22:41:54,491 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 22:41:55,595 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-11-29 22:41:56,763 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2020-11-29 22:42:00,122 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 22:42:03,351 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 22:42:04,812 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-11-29 22:42:06,429 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2020-11-29 22:42:10,445 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 22:42:15,141 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 22:42:17,485 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 18 [2020-11-29 22:42:20,472 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2020-11-29 22:42:26,150 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 22:42:31,823 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-11-29 22:42:34,121 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 18 [2020-11-29 22:42:37,311 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2020-11-29 22:42:42,701 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 22:42:49,077 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-11-29 22:42:53,226 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2020-11-29 22:42:59,719 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-11-29 22:43:55,094 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-11-29 22:44:39,721 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-11-29 22:44:53,485 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2020-11-29 22:45:01,635 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-11-29 22:45:13,660 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-11-29 22:45:16,336 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2020-11-29 22:45:20,847 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-11-29 22:45:35,541 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-11-29 22:45:37,949 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-11-29 22:45:42,596 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-11-29 22:45:43,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:45:43,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 109 states and 287 transitions. [2020-11-29 22:45:43,163 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 287 transitions. [2020-11-29 22:45:43,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:45:43,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:45:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:45:43,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:45:43,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:45:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:45:45,375 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 22:45:47,690 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 18 [2020-11-29 22:45:53,415 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-11-29 22:45:59,556 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-11-29 22:46:02,417 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-11-29 22:46:05,620 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2020-11-29 22:46:11,556 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-11-29 22:46:18,401 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-11-29 22:46:21,565 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-11-29 22:46:25,563 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2020-11-29 22:46:32,352 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-11-29 22:46:40,446 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-11-29 22:46:43,142 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 20 [2020-11-29 22:46:45,153 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-11-29 22:46:56,301 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-11-29 22:47:09,545 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 20 [2020-11-29 22:47:13,264 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-11-29 22:47:26,801 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-11-29 22:47:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:47:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 114 states and 299 transitions. [2020-11-29 22:47:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 299 transitions. [2020-11-29 22:47:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:47:27,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:47:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:47:27,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:47:27,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:47:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:47:29,762 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 17 [2020-11-29 22:47:31,788 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-11-29 22:47:46,019 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-11-29 22:47:48,553 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 17 [2020-11-29 22:47:50,166 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-11-29 22:48:01,033 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-11-29 22:48:01,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:48:01,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 116 states and 304 transitions. [2020-11-29 22:48:01,154 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 304 transitions. [2020-11-29 22:48:01,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:48:01,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:48:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:48:01,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 9 conjunts are in the unsatisfiable core [2020-11-29 22:48:01,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:48:01,272 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:48:04,054 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-11-29 22:48:06,298 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-11-29 22:48:15,026 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-11-29 22:48:22,134 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-11-29 22:48:25,583 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 22:48:28,094 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 22:48:36,677 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-11-29 22:48:44,433 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-11-29 22:49:25,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:49:25,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 122 states and 331 transitions. [2020-11-29 22:49:25,821 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 331 transitions. [2020-11-29 22:49:25,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:49:25,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:49:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:49:25,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:49:25,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:49:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:49:28,720 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 18 [2020-11-29 22:49:34,288 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-11-29 22:49:40,851 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 22:49:47,081 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-11-29 22:49:50,234 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 18 [2020-11-29 22:49:52,511 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-11-29 22:50:06,557 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-11-29 22:50:06,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 124 states and 336 transitions. [2020-11-29 22:50:06,692 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 336 transitions. [2020-11-29 22:50:06,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:06,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:06,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:06,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:50:06,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:06,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:06,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 124 states and 336 transitions. [2020-11-29 22:50:06,882 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 336 transitions. [2020-11-29 22:50:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:06,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:07,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:50:07,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:07,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:07,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 124 states and 336 transitions. [2020-11-29 22:50:07,078 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 336 transitions. [2020-11-29 22:50:07,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:07,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:07,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:07,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:50:07,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:07,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 124 states and 336 transitions. [2020-11-29 22:50:07,273 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 336 transitions. [2020-11-29 22:50:07,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:07,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:07,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:50:07,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:07,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:07,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:07,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 124 states and 336 transitions. [2020-11-29 22:50:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 336 transitions. [2020-11-29 22:50:07,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:07,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:07,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:50:07,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:07,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:07,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:07,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 124 states and 336 transitions. [2020-11-29 22:50:07,701 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 336 transitions. [2020-11-29 22:50:07,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:07,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:07,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 9 conjunts are in the unsatisfiable core [2020-11-29 22:50:07,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:07,822 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:11,060 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-11-29 22:50:13,632 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-11-29 22:50:22,993 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-11-29 22:50:31,828 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-11-29 22:50:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 124 states and 335 transitions. [2020-11-29 22:50:32,039 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 335 transitions. [2020-11-29 22:50:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:32,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:32,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:50:32,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:32,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:32,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:32,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 124 states and 335 transitions. [2020-11-29 22:50:32,270 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 335 transitions. [2020-11-29 22:50:32,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:32,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:32,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 18 conjunts are in the unsatisfiable core [2020-11-29 22:50:32,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:32,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:32,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 124 states and 335 transitions. [2020-11-29 22:50:32,475 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 335 transitions. [2020-11-29 22:50:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 22:50:32,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-11-29 22:50:43,052 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 22:50:43,056 INFO L168 Benchmark]: Toolchain (without parser) took 863110.83 ms. Allocated memory was 83.9 MB in the beginning and 151.0 MB in the end (delta: 67.1 MB). Free memory was 54.5 MB in the beginning and 38.6 MB in the end (delta: 15.9 MB). Peak memory consumption was 82.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:43,057 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 41.1 MB in the beginning and 41.1 MB in the end (delta: 39.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:50:43,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.04 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 54.3 MB in the beginning and 81.6 MB in the end (delta: -27.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:43,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.37 ms. Allocated memory is still 104.9 MB. Free memory was 81.6 MB in the beginning and 80.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:43,059 INFO L168 Benchmark]: Boogie Preprocessor took 22.40 ms. Allocated memory is still 104.9 MB. Free memory was 80.3 MB in the beginning and 79.1 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:50:43,059 INFO L168 Benchmark]: RCFGBuilder took 429.78 ms. Allocated memory is still 104.9 MB. Free memory was 79.1 MB in the beginning and 63.5 MB in the end (delta: 15.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:43,060 INFO L168 Benchmark]: CodeCheck took 862364.81 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 63.1 MB in the beginning and 38.6 MB in the end (delta: 24.5 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:43,068 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 41.1 MB in the beginning and 41.1 MB in the end (delta: 39.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 251.04 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 54.3 MB in the beginning and 81.6 MB in the end (delta: -27.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.37 ms. Allocated memory is still 104.9 MB. Free memory was 81.6 MB in the beginning and 80.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.40 ms. Allocated memory is still 104.9 MB. Free memory was 80.3 MB in the beginning and 79.1 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 429.78 ms. Allocated memory is still 104.9 MB. Free memory was 79.1 MB in the beginning and 63.5 MB in the end (delta: 15.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 862364.81 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 63.1 MB in the beginning and 38.6 MB in the end (delta: 24.5 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 22:50:45,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:50:45,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:50:45,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:50:45,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:50:45,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:50:45,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:50:45,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:50:45,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:50:45,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:50:45,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:50:45,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:50:45,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:50:45,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:50:45,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:50:45,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:50:45,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:50:45,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:50:45,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:50:45,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:50:45,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:50:45,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:50:45,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:50:45,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:50:45,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:50:45,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:50:45,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:50:45,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:50:45,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:50:45,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:50:45,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:50:45,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:50:45,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:50:45,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:50:45,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:50:45,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:50:45,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:50:45,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:50:45,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:50:45,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:50:45,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:50:45,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 22:50:45,916 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:50:45,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:50:45,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 22:50:45,917 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 22:50:45,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:50:45,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:50:45,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:50:45,919 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:50:45,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:50:45,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:50:45,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:50:45,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:50:45,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:50:45,920 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 22:50:45,921 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 22:50:45,921 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 22:50:45,921 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:50:45,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:50:45,921 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:50:45,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:50:45,922 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 22:50:45,922 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 22:50:45,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:50:45,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:50:45,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 22:50:45,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:50:45,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:50:45,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:50:45,924 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 22:50:45,924 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 22:50:45,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:50:45,924 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 22:50:45,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:50:45,925 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_23773059-6912-4ada-8b61-baf10748bab2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a39153ea20cd324c823de27e892d144ae9f1225 [2020-11-29 22:50:46,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:50:46,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:50:46,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:50:46,389 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:50:46,390 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:50:46,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound50.i [2020-11-29 22:50:46,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data/b35637039/0b4907724034488a94ecef2a30d9b97a/FLAGb78f10ff2 [2020-11-29 22:50:47,124 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:50:47,126 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound50.i [2020-11-29 22:50:47,134 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data/b35637039/0b4907724034488a94ecef2a30d9b97a/FLAGb78f10ff2 [2020-11-29 22:50:47,460 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/bin/ukojak/data/b35637039/0b4907724034488a94ecef2a30d9b97a [2020-11-29 22:50:47,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:50:47,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:50:47,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:50:47,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:50:47,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:50:47,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f8c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47, skipping insertion in model container [2020-11-29 22:50:47,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:50:47,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:50:47,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:50:47,688 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:50:47,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:50:47,724 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:50:47,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47 WrapperNode [2020-11-29 22:50:47,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:50:47,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:50:47,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:50:47,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:50:47,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:50:47,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:50:47,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:50:47,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:50:47,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... [2020-11-29 22:50:47,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:50:47,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:50:47,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:50:47,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:50:47,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_23773059-6912-4ada-8b61-baf10748bab2/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 [2020-11-29 22:50:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 22:50:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:50:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:50:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:50:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 22:50:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 22:50:48,497 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:50:48,497 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 22:50:48,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:50:48 BoogieIcfgContainer [2020-11-29 22:50:48,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:50:48,501 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 22:50:48,501 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 22:50:48,513 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 22:50:48,514 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:50:48" (1/1) ... [2020-11-29 22:50:48,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:50:48,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2020-11-29 22:50:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2020-11-29 22:50:48,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 22:50:48,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:50:48,645 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-29 22:50:48,654 INFO L168 Benchmark]: Toolchain (without parser) took 1184.49 ms. Allocated memory is still 69.2 MB. Free memory was 52.1 MB in the beginning and 37.2 MB in the end (delta: 14.9 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:48,655 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 69.2 MB. Free memory was 50.6 MB in the beginning and 50.5 MB in the end (delta: 36.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:50:48,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.13 ms. Allocated memory is still 69.2 MB. Free memory was 52.0 MB in the beginning and 41.9 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:48,660 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.81 ms. Allocated memory is still 69.2 MB. Free memory was 41.9 MB in the beginning and 40.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:50:48,661 INFO L168 Benchmark]: Boogie Preprocessor took 26.27 ms. Allocated memory is still 69.2 MB. Free memory was 40.4 MB in the beginning and 39.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:48,662 INFO L168 Benchmark]: RCFGBuilder took 710.39 ms. Allocated memory is still 69.2 MB. Free memory was 39.2 MB in the beginning and 42.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:48,663 INFO L168 Benchmark]: CodeCheck took 149.37 ms. Allocated memory is still 69.2 MB. Free memory was 42.3 MB in the beginning and 37.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 22:50:48,674 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 69.2 MB. Free memory was 50.6 MB in the beginning and 50.5 MB in the end (delta: 36.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 255.13 ms. Allocated memory is still 69.2 MB. Free memory was 52.0 MB in the beginning and 41.9 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.81 ms. Allocated memory is still 69.2 MB. Free memory was 41.9 MB in the beginning and 40.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.27 ms. Allocated memory is still 69.2 MB. Free memory was 40.4 MB in the beginning and 39.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 710.39 ms. Allocated memory is still 69.2 MB. Free memory was 39.2 MB in the beginning and 42.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * CodeCheck took 149.37 ms. Allocated memory is still 69.2 MB. Free memory was 42.3 MB in the beginning and 37.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...