./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ada574463d887716cd3dcc533441c6f4305e727 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:08:18,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:08:18,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:08:18,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:08:18,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:08:18,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:08:18,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:08:18,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:08:18,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:08:18,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:08:18,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:08:18,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:08:18,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:08:18,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:08:18,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:08:18,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:08:18,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:08:18,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:08:18,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:08:18,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:08:18,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:08:18,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:08:18,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:08:18,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:08:18,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:08:18,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:08:18,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:08:18,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:08:18,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:08:18,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:08:18,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:08:18,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:08:18,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:08:18,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:08:18,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:08:18,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:08:18,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:08:18,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:08:18,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:08:18,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:08:18,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:08:18,811 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:08:18,850 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:08:18,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:08:18,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:08:18,852 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:08:18,852 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:08:18,852 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:08:18,853 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:08:18,853 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:08:18,853 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:08:18,853 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:08:18,853 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:08:18,854 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:08:18,854 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:08:18,854 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:08:18,854 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:08:18,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:08:18,856 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:08:18,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:08:18,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:08:18,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:08:18,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:08:18,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:08:18,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:08:18,857 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:08:18,857 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:08:18,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:08:18,858 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:08:18,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:08:18,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:08:18,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:08:18,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:08:18,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:18,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:08:18,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:08:18,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:08:18,860 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:08:18,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:08:18,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:08:18,861 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:08:18,861 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:08:18,861 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ada574463d887716cd3dcc533441c6f4305e727 [2020-11-22 13:08:19,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:08:19,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:08:19,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:08:19,211 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:08:19,211 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:08:19,212 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/../../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2020-11-22 13:08:19,296 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/data/8dbaa0ec3/5b535c86e7134fe68db8b62e4e60d1b3/FLAG722fb8214 [2020-11-22 13:08:19,919 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:08:19,920 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2020-11-22 13:08:19,941 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/data/8dbaa0ec3/5b535c86e7134fe68db8b62e4e60d1b3/FLAG722fb8214 [2020-11-22 13:08:20,166 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/data/8dbaa0ec3/5b535c86e7134fe68db8b62e4e60d1b3 [2020-11-22 13:08:20,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:08:20,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:08:20,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:20,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:08:20,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:08:20,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:20" (1/1) ... [2020-11-22 13:08:20,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60191d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:20, skipping insertion in model container [2020-11-22 13:08:20,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:20" (1/1) ... [2020-11-22 13:08:20,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:08:20,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:20,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:20,939 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:08:21,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:21,150 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:08:21,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21 WrapperNode [2020-11-22 13:08:21,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:21,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:08:21,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:08:21,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:08:21,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:08:21,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:08:21,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:08:21,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:08:21,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... [2020-11-22 13:08:21,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:08:21,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:08:21,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:08:21,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:08:21,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2020-11-22 13:08:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-22 13:08:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:08:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:08:21,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:08:23,130 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:08:23,130 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-22 13:08:23,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:23 BoogieIcfgContainer [2020-11-22 13:08:23,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:08:23,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:08:23,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:08:23,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:08:23,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:08:20" (1/3) ... [2020-11-22 13:08:23,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca3adec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:08:23, skipping insertion in model container [2020-11-22 13:08:23,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:21" (2/3) ... [2020-11-22 13:08:23,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca3adec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:08:23, skipping insertion in model container [2020-11-22 13:08:23,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:23" (3/3) ... [2020-11-22 13:08:23,149 INFO L111 eAbstractionObserver]: Analyzing ICFG id_build.i.p+sep-reducer.c [2020-11-22 13:08:23,159 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:08:23,164 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-22 13:08:23,176 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-22 13:08:23,201 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:08:23,201 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:08:23,202 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:08:23,202 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:08:23,202 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:08:23,202 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:08:23,202 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:08:23,202 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:08:23,222 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2020-11-22 13:08:23,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-22 13:08:23,242 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:23,243 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:23,243 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:23,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:23,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1111496745, now seen corresponding path program 1 times [2020-11-22 13:08:23,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-22 13:08:23,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482809198] [2020-11-22 13:08:23,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-22 13:08:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:23,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:23,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482809198] [2020-11-22 13:08:23,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:08:23,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-22 13:08:23,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140092343] [2020-11-22 13:08:23,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:08:23,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-22 13:08:23,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:08:23,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:08:23,908 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 5 states. [2020-11-22 13:08:24,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:24,874 INFO L93 Difference]: Finished difference Result 258 states and 493 transitions. [2020-11-22 13:08:24,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:08:24,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2020-11-22 13:08:24,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:24,890 INFO L225 Difference]: With dead ends: 258 [2020-11-22 13:08:24,891 INFO L226 Difference]: Without dead ends: 248 [2020-11-22 13:08:24,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:08:24,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-11-22 13:08:24,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 241. [2020-11-22 13:08:24,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2020-11-22 13:08:24,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 278 transitions. [2020-11-22 13:08:24,947 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 278 transitions. Word has length 133 [2020-11-22 13:08:24,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:24,948 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 278 transitions. [2020-11-22 13:08:24,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:08:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 278 transitions. [2020-11-22 13:08:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-11-22 13:08:24,953 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:24,953 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:24,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-22 13:08:24,954 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:24,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:24,955 INFO L82 PathProgramCache]: Analyzing trace with hash -283919255, now seen corresponding path program 1 times [2020-11-22 13:08:24,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-22 13:08:24,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631694646] [2020-11-22 13:08:24,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-22 13:08:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:25,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:25,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631694646] [2020-11-22 13:08:25,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:08:25,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-22 13:08:25,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114193039] [2020-11-22 13:08:25,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:08:25,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-22 13:08:25,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:08:25,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:08:25,256 INFO L87 Difference]: Start difference. First operand 241 states and 278 transitions. Second operand 5 states. [2020-11-22 13:08:26,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:26,009 INFO L93 Difference]: Finished difference Result 253 states and 294 transitions. [2020-11-22 13:08:26,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-22 13:08:26,009 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2020-11-22 13:08:26,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:26,011 INFO L225 Difference]: With dead ends: 253 [2020-11-22 13:08:26,011 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:08:26,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:08:26,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:08:26,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:08:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:08:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:08:26,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2020-11-22 13:08:26,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:26,020 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:08:26,020 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:08:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:08:26,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:08:26,021 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-22 13:08:26,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:08:26,216 INFO L274 CegarLoopResult]: For program point L894(lines 894 1000) no Hoare annotation was computed. [2020-11-22 13:08:26,216 INFO L274 CegarLoopResult]: For program point L762(lines 762 1051) no Hoare annotation was computed. [2020-11-22 13:08:26,216 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-22 13:08:26,216 INFO L270 CegarLoopResult]: At program point L1489(lines 1461 1500) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L300(lines 300 511) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L168(lines 168 2665) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L433(lines 433 454) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L2283(lines 2283 2337) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L2151(lines 2151 2388) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 2442) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L368(lines 368 482) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L1095(lines 1095 2547) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L963(lines 963 971) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L2219(lines 2219 2362) no Hoare annotation was computed. [2020-11-22 13:08:26,217 INFO L274 CegarLoopResult]: For program point L1889(lines 1889 2051) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L1757(lines 1757 2421) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L1625(lines 1625 2467) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L1295(lines 1295 1562) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L1163(lines 1163 2526) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L701(lines 701 2580) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L569(lines 569 2631) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L107(lines 107 2685) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L1957(lines 1957 2028) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L1825(lines 1825 2079) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L1363(lines 1363 1539) no Hoare annotation was computed. [2020-11-22 13:08:26,218 INFO L274 CegarLoopResult]: For program point L1231(lines 1231 2500) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L901(lines 901 993) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L769(lines 769 1050) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L637(lines 637 2605) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L307(lines 307 504) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L175(lines 175 2664) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L43(lines 43 2710) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L1431(lines 1431 1510) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L2158(lines 2158 2382) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L837(lines 837 1021) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L375(lines 375 481) no Hoare annotation was computed. [2020-11-22 13:08:26,219 INFO L274 CegarLoopResult]: For program point L243(lines 243 532) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L270 CegarLoopResult]: At program point L970(lines 942 981) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L2226(lines 2226 2361) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L1764(lines 1764 2415) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 2466) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L1170(lines 1170 2520) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L576(lines 576 2625) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L444(lines 444 452) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L2294(lines 2294 2335) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L1964(lines 1964 2021) no Hoare annotation was computed. [2020-11-22 13:08:26,220 INFO L274 CegarLoopResult]: For program point L1832(lines 1832 2078) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L1700(lines 1700 2440) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L1370(lines 1370 1532) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L1238(lines 1238 2499) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L1106(lines 1106 2545) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L270 CegarLoopResult]: At program point L2097(lines 1782 2412) the Hoare annotation is: (and (< 0 (+ ULTIMATE.start_main_~main__i~0 1)) (= ULTIMATE.start_main_~__VERIFIER_assert__cond~103 1)) [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L776(lines 776 1043) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L644(lines 644 2604) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L182(lines 182 2658) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L50(lines 50 2709) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L1900(lines 1900 2049) no Hoare annotation was computed. [2020-11-22 13:08:26,221 INFO L274 CegarLoopResult]: For program point L1438(lines 1438 1509) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L1306(lines 1306 1560) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L844(lines 844 1020) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L712(lines 712 2578) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L382(lines 382 474) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L250(lines 250 531) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L118(lines 118 2683) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L2233(lines 2233 2355) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L2101(lines 2101 2406) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L912(lines 912 991) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L1639(lines 1639 2460) no Hoare annotation was computed. [2020-11-22 13:08:26,222 INFO L274 CegarLoopResult]: For program point L318(lines 318 502) no Hoare annotation was computed. [2020-11-22 13:08:26,223 INFO L270 CegarLoopResult]: At program point L2300(lines 1782 2412) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (<= .cse0 ULTIMATE.start_main_~main__nlen~0) (< 0 .cse0) (= ULTIMATE.start_main_~__VERIFIER_assert__cond~103 1))) [2020-11-22 13:08:26,223 INFO L270 CegarLoopResult]: At program point L451(lines 423 462) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-22 13:08:26,223 INFO L274 CegarLoopResult]: For program point L2169(lines 2169 2380) no Hoare annotation was computed. [2020-11-22 13:08:26,223 INFO L274 CegarLoopResult]: For program point L1839(lines 1839 2071) no Hoare annotation was computed. [2020-11-22 13:08:26,223 INFO L274 CegarLoopResult]: For program point L1707(lines 1707 2439) no Hoare annotation was computed. [2020-11-22 13:08:26,223 INFO L274 CegarLoopResult]: For program point L1245(lines 1245 2493) no Hoare annotation was computed. [2020-11-22 13:08:26,223 INFO L274 CegarLoopResult]: For program point L1113(lines 1113 2544) no Hoare annotation was computed. [2020-11-22 13:08:26,223 INFO L274 CegarLoopResult]: For program point L651(lines 651 2598) no Hoare annotation was computed. [2020-11-22 13:08:26,223 INFO L274 CegarLoopResult]: For program point L57(lines 57 2703) no Hoare annotation was computed. [2020-11-22 13:08:26,223 INFO L274 CegarLoopResult]: For program point L1907(lines 1907 2048) no Hoare annotation was computed. [2020-11-22 13:08:26,224 INFO L274 CegarLoopResult]: For program point L1775(lines 1775 2413) no Hoare annotation was computed. [2020-11-22 13:08:26,224 INFO L274 CegarLoopResult]: For program point L1445(lines 1445 1502) no Hoare annotation was computed. [2020-11-22 13:08:26,228 INFO L274 CegarLoopResult]: For program point L1313(lines 1313 1559) no Hoare annotation was computed. [2020-11-22 13:08:26,228 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:08:26,228 INFO L274 CegarLoopResult]: For program point L1181(lines 1181 2518) no Hoare annotation was computed. [2020-11-22 13:08:26,229 INFO L274 CegarLoopResult]: For program point L851(lines 851 1013) no Hoare annotation was computed. [2020-11-22 13:08:26,229 INFO L274 CegarLoopResult]: For program point L719(lines 719 2577) no Hoare annotation was computed. [2020-11-22 13:08:26,229 INFO L274 CegarLoopResult]: For program point L587(lines 587 2623) no Hoare annotation was computed. [2020-11-22 13:08:26,229 INFO L270 CegarLoopResult]: At program point L1578(lines 1263 2490) the Hoare annotation is: (< 0 (+ ULTIMATE.start_main_~main__i~0 1)) [2020-11-22 13:08:26,229 INFO L274 CegarLoopResult]: For program point L257(lines 257 524) no Hoare annotation was computed. [2020-11-22 13:08:26,229 INFO L274 CegarLoopResult]: For program point L125(lines 125 2682) no Hoare annotation was computed. [2020-11-22 13:08:26,230 INFO L274 CegarLoopResult]: For program point L1975(lines 1975 2019) no Hoare annotation was computed. [2020-11-22 13:08:26,230 INFO L274 CegarLoopResult]: For program point L1381(lines 1381 1530) no Hoare annotation was computed. [2020-11-22 13:08:26,230 INFO L274 CegarLoopResult]: For program point L2108(lines 2108 2400) no Hoare annotation was computed. [2020-11-22 13:08:26,230 INFO L274 CegarLoopResult]: For program point L919(lines 919 990) no Hoare annotation was computed. [2020-11-22 13:08:26,230 INFO L274 CegarLoopResult]: For program point L787(lines 787 1041) no Hoare annotation was computed. [2020-11-22 13:08:26,230 INFO L274 CegarLoopResult]: For program point L325(lines 325 501) no Hoare annotation was computed. [2020-11-22 13:08:26,230 INFO L274 CegarLoopResult]: For program point L193(lines 193 2656) no Hoare annotation was computed. [2020-11-22 13:08:26,231 INFO L274 CegarLoopResult]: For program point L2176(lines 2176 2379) no Hoare annotation was computed. [2020-11-22 13:08:26,231 INFO L274 CegarLoopResult]: For program point L1714(lines 1714 2433) no Hoare annotation was computed. [2020-11-22 13:08:26,231 INFO L274 CegarLoopResult]: For program point L1582(lines 1582 2484) no Hoare annotation was computed. [2020-11-22 13:08:26,231 INFO L274 CegarLoopResult]: For program point L393(lines 393 472) no Hoare annotation was computed. [2020-11-22 13:08:26,231 INFO L274 CegarLoopResult]: For program point L1120(lines 1120 2538) no Hoare annotation was computed. [2020-11-22 13:08:26,231 INFO L274 CegarLoopResult]: For program point L2310(lines 2310 2318) no Hoare annotation was computed. [2020-11-22 13:08:26,231 INFO L274 CegarLoopResult]: For program point L2244(lines 2244 2353) no Hoare annotation was computed. [2020-11-22 13:08:26,232 INFO L274 CegarLoopResult]: For program point L1914(lines 1914 2041) no Hoare annotation was computed. [2020-11-22 13:08:26,232 INFO L274 CegarLoopResult]: For program point L1782(lines 1782 2412) no Hoare annotation was computed. [2020-11-22 13:08:26,232 INFO L274 CegarLoopResult]: For program point L1650(lines 1650 2458) no Hoare annotation was computed. [2020-11-22 13:08:26,232 INFO L274 CegarLoopResult]: For program point L1320(lines 1320 1552) no Hoare annotation was computed. [2020-11-22 13:08:26,232 INFO L274 CegarLoopResult]: For program point L1188(lines 1188 2517) no Hoare annotation was computed. [2020-11-22 13:08:26,232 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-22 13:08:26,233 INFO L274 CegarLoopResult]: For program point L726(lines 726 2571) no Hoare annotation was computed. [2020-11-22 13:08:26,233 INFO L274 CegarLoopResult]: For program point L594(lines 594 2622) no Hoare annotation was computed. [2020-11-22 13:08:26,233 INFO L274 CegarLoopResult]: For program point L132(lines 132 2676) no Hoare annotation was computed. [2020-11-22 13:08:26,233 INFO L274 CegarLoopResult]: For program point L1982(lines 1982 2018) no Hoare annotation was computed. [2020-11-22 13:08:26,234 INFO L274 CegarLoopResult]: For program point L1850(lines 1850 2069) no Hoare annotation was computed. [2020-11-22 13:08:26,234 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1529) no Hoare annotation was computed. [2020-11-22 13:08:26,234 INFO L274 CegarLoopResult]: For program point L1256(lines 1256 2491) no Hoare annotation was computed. [2020-11-22 13:08:26,235 INFO L274 CegarLoopResult]: For program point L926(lines 926 983) no Hoare annotation was computed. [2020-11-22 13:08:26,235 INFO L274 CegarLoopResult]: For program point L794(lines 794 1040) no Hoare annotation was computed. [2020-11-22 13:08:26,235 INFO L274 CegarLoopResult]: For program point L662(lines 662 2596) no Hoare annotation was computed. [2020-11-22 13:08:26,235 INFO L274 CegarLoopResult]: For program point L332(lines 332 494) no Hoare annotation was computed. [2020-11-22 13:08:26,235 INFO L274 CegarLoopResult]: For program point L200(lines 200 2655) no Hoare annotation was computed. [2020-11-22 13:08:26,236 INFO L274 CegarLoopResult]: For program point L68(lines 68 2701) no Hoare annotation was computed. [2020-11-22 13:08:26,237 INFO L270 CegarLoopResult]: At program point L1059(lines 744 2568) the Hoare annotation is: (< 0 (+ ULTIMATE.start_main_~main__i~0 1)) [2020-11-22 13:08:26,258 INFO L274 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-11-22 13:08:26,258 INFO L274 CegarLoopResult]: For program point L2183(lines 2183 2373) no Hoare annotation was computed. [2020-11-22 13:08:26,258 INFO L274 CegarLoopResult]: For program point L862(lines 862 1011) no Hoare annotation was computed. [2020-11-22 13:08:26,258 INFO L274 CegarLoopResult]: For program point L1589(lines 1589 2478) no Hoare annotation was computed. [2020-11-22 13:08:26,259 INFO L274 CegarLoopResult]: For program point L400(lines 400 471) no Hoare annotation was computed. [2020-11-22 13:08:26,259 INFO L274 CegarLoopResult]: For program point L268(lines 268 522) no Hoare annotation was computed. [2020-11-22 13:08:26,259 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-11-22 13:08:26,259 INFO L274 CegarLoopResult]: For program point L4-2(line 4) no Hoare annotation was computed. [2020-11-22 13:08:26,259 INFO L270 CegarLoopResult]: At program point L2317(lines 1782 2412) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (<= .cse0 ULTIMATE.start_main_~main__nlen~0) (< 0 .cse0) (= ULTIMATE.start_main_~__VERIFIER_assert__cond~103 1))) [2020-11-22 13:08:26,259 INFO L274 CegarLoopResult]: For program point L2251(lines 2251 2352) no Hoare annotation was computed. [2020-11-22 13:08:26,260 INFO L274 CegarLoopResult]: For program point L2119(lines 2119 2398) no Hoare annotation was computed. [2020-11-22 13:08:26,262 INFO L274 CegarLoopResult]: For program point L1789(lines 1789 2091) no Hoare annotation was computed. [2020-11-22 13:08:26,263 INFO L274 CegarLoopResult]: For program point L1657(lines 1657 2457) no Hoare annotation was computed. [2020-11-22 13:08:26,263 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 2511) no Hoare annotation was computed. [2020-11-22 13:08:26,263 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 2562) no Hoare annotation was computed. [2020-11-22 13:08:26,263 INFO L274 CegarLoopResult]: For program point L601(lines 601 2616) no Hoare annotation was computed. [2020-11-22 13:08:26,263 INFO L274 CegarLoopResult]: For program point L1989(lines 1989 2011) no Hoare annotation was computed. [2020-11-22 13:08:26,263 INFO L274 CegarLoopResult]: For program point L1857(lines 1857 2068) no Hoare annotation was computed. [2020-11-22 13:08:26,263 INFO L274 CegarLoopResult]: For program point L1725(lines 1725 2431) no Hoare annotation was computed. [2020-11-22 13:08:26,264 INFO L274 CegarLoopResult]: For program point L1395(lines 1395 1522) no Hoare annotation was computed. [2020-11-22 13:08:26,264 INFO L274 CegarLoopResult]: For program point L1263(lines 1263 2490) no Hoare annotation was computed. [2020-11-22 13:08:26,264 INFO L274 CegarLoopResult]: For program point L1131(lines 1131 2536) no Hoare annotation was computed. [2020-11-22 13:08:26,264 INFO L274 CegarLoopResult]: For program point L801(lines 801 1033) no Hoare annotation was computed. [2020-11-22 13:08:26,270 INFO L274 CegarLoopResult]: For program point L669(lines 669 2595) no Hoare annotation was computed. [2020-11-22 13:08:26,270 INFO L274 CegarLoopResult]: For program point L207(lines 207 2649) no Hoare annotation was computed. [2020-11-22 13:08:26,270 INFO L274 CegarLoopResult]: For program point L75(lines 75 2700) no Hoare annotation was computed. [2020-11-22 13:08:26,270 INFO L274 CegarLoopResult]: For program point L1925(lines 1925 2039) no Hoare annotation was computed. [2020-11-22 13:08:26,271 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1550) no Hoare annotation was computed. [2020-11-22 13:08:26,271 INFO L274 CegarLoopResult]: For program point L869(lines 869 1010) no Hoare annotation was computed. [2020-11-22 13:08:26,271 INFO L274 CegarLoopResult]: For program point L737(lines 737 2569) no Hoare annotation was computed. [2020-11-22 13:08:26,271 INFO L274 CegarLoopResult]: For program point L407(lines 407 464) no Hoare annotation was computed. [2020-11-22 13:08:26,271 INFO L274 CegarLoopResult]: For program point L275(lines 275 521) no Hoare annotation was computed. [2020-11-22 13:08:26,271 INFO L274 CegarLoopResult]: For program point L143(lines 143 2674) no Hoare annotation was computed. [2020-11-22 13:08:26,271 INFO L270 CegarLoopResult]: At program point L540(lines 225 2646) the Hoare annotation is: (< 0 (+ ULTIMATE.start_main_~main__i~0 1)) [2020-11-22 13:08:26,272 INFO L274 CegarLoopResult]: For program point L2324(lines 2324 2333) no Hoare annotation was computed. [2020-11-22 13:08:26,272 INFO L274 CegarLoopResult]: For program point L2258(lines 2258 2346) no Hoare annotation was computed. [2020-11-22 13:08:26,272 INFO L274 CegarLoopResult]: For program point L2126(lines 2126 2397) no Hoare annotation was computed. [2020-11-22 13:08:26,272 INFO L274 CegarLoopResult]: For program point L937(lines 937 981) no Hoare annotation was computed. [2020-11-22 13:08:26,272 INFO L274 CegarLoopResult]: For program point L1664(lines 1664 2451) no Hoare annotation was computed. [2020-11-22 13:08:26,272 INFO L274 CegarLoopResult]: For program point L343(lines 343 492) no Hoare annotation was computed. [2020-11-22 13:08:26,272 INFO L274 CegarLoopResult]: For program point L1070(lines 1070 2556) no Hoare annotation was computed. [2020-11-22 13:08:26,272 INFO L270 CegarLoopResult]: At program point L2722(lines 13 2724) the Hoare annotation is: (< 0 (+ ULTIMATE.start_main_~main__i~0 1)) [2020-11-22 13:08:26,273 INFO L274 CegarLoopResult]: For program point L2194(lines 2194 2371) no Hoare annotation was computed. [2020-11-22 13:08:26,273 INFO L274 CegarLoopResult]: For program point L1864(lines 1864 2061) no Hoare annotation was computed. [2020-11-22 13:08:26,273 INFO L274 CegarLoopResult]: For program point L1732(lines 1732 2430) no Hoare annotation was computed. [2020-11-22 13:08:26,273 INFO L274 CegarLoopResult]: For program point L1600(lines 1600 2476) no Hoare annotation was computed. [2020-11-22 13:08:26,273 INFO L274 CegarLoopResult]: For program point L1270(lines 1270 1572) no Hoare annotation was computed. [2020-11-22 13:08:26,273 INFO L270 CegarLoopResult]: At program point L2327(lines 2299 2335) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (<= .cse0 ULTIMATE.start_main_~main__nlen~0) (< 0 .cse0) (= ULTIMATE.start_main_~__VERIFIER_assert__cond~103 1))) [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L1138(lines 1138 2535) no Hoare annotation was computed. [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L676(lines 676 2589) no Hoare annotation was computed. [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L544(lines 544 2640) no Hoare annotation was computed. [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L82(lines 82 2694) no Hoare annotation was computed. [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L1932(lines 1932 2038) no Hoare annotation was computed. [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L1800(lines 1800 2089) no Hoare annotation was computed. [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L1338(lines 1338 1549) no Hoare annotation was computed. [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L1206(lines 1206 2509) no Hoare annotation was computed. [2020-11-22 13:08:26,274 INFO L274 CegarLoopResult]: For program point L876(lines 876 1003) no Hoare annotation was computed. [2020-11-22 13:08:26,275 INFO L274 CegarLoopResult]: For program point L744(lines 744 2568) no Hoare annotation was computed. [2020-11-22 13:08:26,275 INFO L274 CegarLoopResult]: For program point L612(lines 612 2614) no Hoare annotation was computed. [2020-11-22 13:08:26,275 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1492) no Hoare annotation was computed. [2020-11-22 13:08:26,275 INFO L274 CegarLoopResult]: For program point L282(lines 282 514) no Hoare annotation was computed. [2020-11-22 13:08:26,275 INFO L274 CegarLoopResult]: For program point L150(lines 150 2673) no Hoare annotation was computed. [2020-11-22 13:08:26,275 INFO L274 CegarLoopResult]: For program point L1406(lines 1406 1520) no Hoare annotation was computed. [2020-11-22 13:08:26,275 INFO L274 CegarLoopResult]: For program point L2133(lines 2133 2391) no Hoare annotation was computed. [2020-11-22 13:08:26,276 INFO L274 CegarLoopResult]: For program point L2001(lines 2001 2009) no Hoare annotation was computed. [2020-11-22 13:08:26,276 INFO L274 CegarLoopResult]: For program point L812(lines 812 1031) no Hoare annotation was computed. [2020-11-22 13:08:26,277 INFO L274 CegarLoopResult]: For program point L350(lines 350 491) no Hoare annotation was computed. [2020-11-22 13:08:26,277 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:08:26,277 INFO L274 CegarLoopResult]: For program point L218(lines 218 2647) no Hoare annotation was computed. [2020-11-22 13:08:26,277 INFO L274 CegarLoopResult]: For program point L2201(lines 2201 2370) no Hoare annotation was computed. [2020-11-22 13:08:26,278 INFO L274 CegarLoopResult]: For program point L1739(lines 1739 2424) no Hoare annotation was computed. [2020-11-22 13:08:26,278 INFO L274 CegarLoopResult]: For program point L1607(lines 1607 2475) no Hoare annotation was computed. [2020-11-22 13:08:26,278 INFO L274 CegarLoopResult]: For program point L418(lines 418 462) no Hoare annotation was computed. [2020-11-22 13:08:26,278 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 2529) no Hoare annotation was computed. [2020-11-22 13:08:26,278 INFO L274 CegarLoopResult]: For program point L22(lines 22 2723) no Hoare annotation was computed. [2020-11-22 13:08:26,278 INFO L274 CegarLoopResult]: For program point L551(lines 551 2634) no Hoare annotation was computed. [2020-11-22 13:08:26,278 INFO L274 CegarLoopResult]: For program point L2269(lines 2269 2344) no Hoare annotation was computed. [2020-11-22 13:08:26,278 INFO L274 CegarLoopResult]: For program point L1939(lines 1939 2031) no Hoare annotation was computed. [2020-11-22 13:08:26,279 INFO L274 CegarLoopResult]: For program point L1807(lines 1807 2088) no Hoare annotation was computed. [2020-11-22 13:08:26,279 INFO L274 CegarLoopResult]: For program point L1675(lines 1675 2449) no Hoare annotation was computed. [2020-11-22 13:08:26,279 INFO L274 CegarLoopResult]: For program point L1345(lines 1345 1542) no Hoare annotation was computed. [2020-11-22 13:08:26,279 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 2508) no Hoare annotation was computed. [2020-11-22 13:08:26,279 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 2554) no Hoare annotation was computed. [2020-11-22 13:08:26,279 INFO L274 CegarLoopResult]: For program point L751(lines 751 1053) no Hoare annotation was computed. [2020-11-22 13:08:26,280 INFO L274 CegarLoopResult]: For program point L619(lines 619 2613) no Hoare annotation was computed. [2020-11-22 13:08:26,281 INFO L274 CegarLoopResult]: For program point L157(lines 157 2667) no Hoare annotation was computed. [2020-11-22 13:08:26,281 INFO L274 CegarLoopResult]: For program point L25(lines 25 2718) no Hoare annotation was computed. [2020-11-22 13:08:26,282 INFO L274 CegarLoopResult]: For program point L1875(lines 1875 2059) no Hoare annotation was computed. [2020-11-22 13:08:26,282 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1519) no Hoare annotation was computed. [2020-11-22 13:08:26,282 INFO L274 CegarLoopResult]: For program point L1281(lines 1281 1570) no Hoare annotation was computed. [2020-11-22 13:08:26,282 INFO L274 CegarLoopResult]: For program point L819(lines 819 1030) no Hoare annotation was computed. [2020-11-22 13:08:26,282 INFO L274 CegarLoopResult]: For program point L687(lines 687 2587) no Hoare annotation was computed. [2020-11-22 13:08:26,282 INFO L274 CegarLoopResult]: For program point L357(lines 357 484) no Hoare annotation was computed. [2020-11-22 13:08:26,282 INFO L274 CegarLoopResult]: For program point L225(lines 225 2646) no Hoare annotation was computed. [2020-11-22 13:08:26,282 INFO L274 CegarLoopResult]: For program point L93(lines 93 2692) no Hoare annotation was computed. [2020-11-22 13:08:26,283 INFO L274 CegarLoopResult]: For program point L952(lines 952 973) no Hoare annotation was computed. [2020-11-22 13:08:26,283 INFO L274 CegarLoopResult]: For program point L2208(lines 2208 2364) no Hoare annotation was computed. [2020-11-22 13:08:26,283 INFO L274 CegarLoopResult]: For program point L887(lines 887 1001) no Hoare annotation was computed. [2020-11-22 13:08:26,283 INFO L274 CegarLoopResult]: For program point L1614(lines 1614 2469) no Hoare annotation was computed. [2020-11-22 13:08:26,283 INFO L274 CegarLoopResult]: For program point L1482(lines 1482 1490) no Hoare annotation was computed. [2020-11-22 13:08:26,283 INFO L274 CegarLoopResult]: For program point L293(lines 293 512) no Hoare annotation was computed. [2020-11-22 13:08:26,283 INFO L274 CegarLoopResult]: For program point L2276(lines 2276 2343) no Hoare annotation was computed. [2020-11-22 13:08:26,283 INFO L274 CegarLoopResult]: For program point L2144(lines 2144 2389) no Hoare annotation was computed. [2020-11-22 13:08:26,284 INFO L274 CegarLoopResult]: For program point L1814(lines 1814 2081) no Hoare annotation was computed. [2020-11-22 13:08:26,284 INFO L274 CegarLoopResult]: For program point L1682(lines 1682 2448) no Hoare annotation was computed. [2020-11-22 13:08:26,284 INFO L274 CegarLoopResult]: For program point L1220(lines 1220 2502) no Hoare annotation was computed. [2020-11-22 13:08:26,284 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 2553) no Hoare annotation was computed. [2020-11-22 13:08:26,284 INFO L274 CegarLoopResult]: For program point L626(lines 626 2607) no Hoare annotation was computed. [2020-11-22 13:08:26,284 INFO L274 CegarLoopResult]: For program point L32(lines 32 2712) no Hoare annotation was computed. [2020-11-22 13:08:26,284 INFO L274 CegarLoopResult]: For program point L1882(lines 1882 2058) no Hoare annotation was computed. [2020-11-22 13:08:26,285 INFO L274 CegarLoopResult]: For program point L1750(lines 1750 2422) no Hoare annotation was computed. [2020-11-22 13:08:26,285 INFO L274 CegarLoopResult]: For program point L1420(lines 1420 1512) no Hoare annotation was computed. [2020-11-22 13:08:26,285 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1569) no Hoare annotation was computed. [2020-11-22 13:08:26,285 INFO L274 CegarLoopResult]: For program point L1156(lines 1156 2527) no Hoare annotation was computed. [2020-11-22 13:08:26,285 INFO L274 CegarLoopResult]: For program point L826(lines 826 1023) no Hoare annotation was computed. [2020-11-22 13:08:26,285 INFO L274 CegarLoopResult]: For program point L694(lines 694 2586) no Hoare annotation was computed. [2020-11-22 13:08:26,285 INFO L274 CegarLoopResult]: For program point L562(lines 562 2632) no Hoare annotation was computed. [2020-11-22 13:08:26,285 INFO L274 CegarLoopResult]: For program point L232(lines 232 534) no Hoare annotation was computed. [2020-11-22 13:08:26,286 INFO L274 CegarLoopResult]: For program point L100(lines 100 2691) no Hoare annotation was computed. [2020-11-22 13:08:26,286 INFO L274 CegarLoopResult]: For program point L1950(lines 1950 2029) no Hoare annotation was computed. [2020-11-22 13:08:26,286 INFO L274 CegarLoopResult]: For program point L1356(lines 1356 1540) no Hoare annotation was computed. [2020-11-22 13:08:26,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:08:26 BoogieIcfgContainer [2020-11-22 13:08:26,309 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:08:26,310 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:08:26,310 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:08:26,310 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:08:26,311 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:23" (3/4) ... [2020-11-22 13:08:26,314 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:08:26,350 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-22 13:08:26,353 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-22 13:08:26,356 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:08:26,359 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:08:26,674 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fdaf3b97-060e-407e-b729-85f96f09aa50/bin/utaipan/witness.graphml [2020-11-22 13:08:26,675 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:08:26,677 INFO L168 Benchmark]: Toolchain (without parser) took 6504.55 ms. Allocated memory was 98.6 MB in the beginning and 182.5 MB in the end (delta: 83.9 MB). Free memory was 69.7 MB in the beginning and 119.6 MB in the end (delta: -49.9 MB). Peak memory consumption was 33.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:26,677 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 98.6 MB. Free memory is still 58.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:08:26,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 978.77 ms. Allocated memory is still 98.6 MB. Free memory was 69.5 MB in the beginning and 56.8 MB in the end (delta: 12.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:26,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.59 ms. Allocated memory is still 98.6 MB. Free memory was 56.8 MB in the beginning and 50.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:26,683 INFO L168 Benchmark]: Boogie Preprocessor took 113.61 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 50.6 MB in the beginning and 96.9 MB in the end (delta: -46.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:26,684 INFO L168 Benchmark]: RCFGBuilder took 1757.12 ms. Allocated memory is still 123.7 MB. Free memory was 96.9 MB in the beginning and 80.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 70.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:26,684 INFO L168 Benchmark]: TraceAbstraction took 3167.80 ms. Allocated memory was 123.7 MB in the beginning and 182.5 MB in the end (delta: 58.7 MB). Free memory was 79.8 MB in the beginning and 145.8 MB in the end (delta: -66.0 MB). Peak memory consumption was 88.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:26,685 INFO L168 Benchmark]: Witness Printer took 364.75 ms. Allocated memory is still 182.5 MB. Free memory was 144.8 MB in the beginning and 119.6 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:26,687 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 98.6 MB. Free memory is still 58.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 978.77 ms. Allocated memory is still 98.6 MB. Free memory was 69.5 MB in the beginning and 56.8 MB in the end (delta: 12.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 114.59 ms. Allocated memory is still 98.6 MB. Free memory was 56.8 MB in the beginning and 50.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 113.61 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 50.6 MB in the beginning and 96.9 MB in the end (delta: -46.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1757.12 ms. Allocated memory is still 123.7 MB. Free memory was 96.9 MB in the beginning and 80.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 70.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3167.80 ms. Allocated memory was 123.7 MB in the beginning and 182.5 MB in the end (delta: 58.7 MB). Free memory was 79.8 MB in the beginning and 145.8 MB in the end (delta: -66.0 MB). Peak memory consumption was 88.2 MB. Max. memory is 16.1 GB. * Witness Printer took 364.75 ms. Allocated memory is still 182.5 MB. Free memory was 144.8 MB in the beginning and 119.6 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 < main__i + 1 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 0 < main__i + 1 - InvariantResult [Line: 2299]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 0 < main__i + 1) && __VERIFIER_assert__cond == 1 - InvariantResult [Line: 1782]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 0 < main__i + 1) && __VERIFIER_assert__cond == 1 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 < main__i + 1 - InvariantResult [Line: 1461]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - InvariantResult [Line: 1782]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 0 < main__i + 1) && __VERIFIER_assert__cond == 1 - InvariantResult [Line: 1782]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && __VERIFIER_assert__cond == 1 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - InvariantResult [Line: 1263]: Loop Invariant Derived loop invariant: 0 < main__i + 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.8s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 365 SDtfs, 791 SDslu, 607 SDs, 0 SdLazy, 1160 SolverSat, 58 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=245occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 22 NumberOfFragments, 104 HoareAnnotationTreeSize, 11 FomulaSimplifications, 285 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 57 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 78790 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...