./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a92f0f2e799b323440c6f0b05c6a9c0af057fa0c ............................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:21:24,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:21:24,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:21:24,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:21:24,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:21:24,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:21:24,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:21:24,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:21:24,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:21:24,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:21:24,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:21:24,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:21:24,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:21:24,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:21:24,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:21:24,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:21:24,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:21:24,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:21:24,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:21:24,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:21:24,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:21:24,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:21:24,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:21:24,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:21:24,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:21:24,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:21:24,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:21:24,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:21:24,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:21:24,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:21:24,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:21:24,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:21:24,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:21:24,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:21:24,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:21:24,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:21:24,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:21:24,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:21:24,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:21:24,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:21:24,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:21:24,244 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-10-11 02:21:24,268 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:21:24,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:21:24,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:21:24,269 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:21:24,270 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:21:24,270 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:21:24,270 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:21:24,270 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:21:24,270 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:21:24,270 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:21:24,271 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:21:24,271 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:21:24,271 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:21:24,271 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:21:24,271 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:21:24,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:21:24,272 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:21:24,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:21:24,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:21:24,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:21:24,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:21:24,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:21:24,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:21:24,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:21:24,274 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-11 02:21:24,274 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:21:24,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:21:24,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:21:24,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:21:24,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:21:24,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:21:24,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:21:24,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:21:24,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:21:24,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:21:24,276 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:21:24,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:21:24,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:21:24,276 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:21:24,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:21:24,276 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_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a92f0f2e799b323440c6f0b05c6a9c0af057fa0c [2021-10-11 02:21:24,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:21:24,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:21:24,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:21:24,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:21:24,558 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:21:24,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2021-10-11 02:21:24,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/data/c6175e35b/f43c98d17055409b9c0ca1946918313e/FLAGe04d35530 [2021-10-11 02:21:25,173 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:21:25,174 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2021-10-11 02:21:25,201 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/data/c6175e35b/f43c98d17055409b9c0ca1946918313e/FLAGe04d35530 [2021-10-11 02:21:25,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/data/c6175e35b/f43c98d17055409b9c0ca1946918313e [2021-10-11 02:21:25,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:21:25,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:21:25,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:25,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:21:25,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:21:25,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6492e071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25, skipping insertion in model container [2021-10-11 02:21:25,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:21:25,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:21:25,773 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c[37311,37324] [2021-10-11 02:21:25,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:25,787 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:21:25,840 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c[37311,37324] [2021-10-11 02:21:25,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:21:25,857 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:21:25,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25 WrapperNode [2021-10-11 02:21:25,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:21:25,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:25,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:21:25,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:21:25,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:21:25,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:21:25,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:21:25,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:21:25,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... [2021-10-11 02:21:25,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:21:25,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:21:25,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:21:25,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:21:25,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/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 [2021-10-11 02:21:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 02:21:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:21:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:21:26,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:21:26,193 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-11 02:21:26,752 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2021-10-11 02:21:26,753 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2021-10-11 02:21:27,126 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:21:27,126 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-11 02:21:27,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:27 BoogieIcfgContainer [2021-10-11 02:21:27,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:21:27,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:21:27,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:21:27,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:21:27,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:21:25" (1/3) ... [2021-10-11 02:21:27,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4794cf3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:27, skipping insertion in model container [2021-10-11 02:21:27,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:21:25" (2/3) ... [2021-10-11 02:21:27,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4794cf3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:21:27, skipping insertion in model container [2021-10-11 02:21:27,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:27" (3/3) ... [2021-10-11 02:21:27,137 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.BV.c.cil-2a.c [2021-10-11 02:21:27,151 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:21:27,155 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2021-10-11 02:21:27,166 INFO L253 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2021-10-11 02:21:27,191 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:21:27,191 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:21:27,191 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:21:27,191 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:21:27,191 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:21:27,191 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:21:27,192 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:21:27,192 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:21:27,206 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states. [2021-10-11 02:21:27,213 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:21:27,217 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 82 states. [2021-10-11 02:21:27,310 INFO L265 CegarLoopResult]: At program point L531(lines 95 597) the Hoare annotation is: true [2021-10-11 02:21:27,311 INFO L265 CegarLoopResult]: At program point L135(lines 131 555) the Hoare annotation is: true [2021-10-11 02:21:27,311 INFO L265 CegarLoopResult]: At program point L598(lines 94 599) the Hoare annotation is: true [2021-10-11 02:21:27,311 INFO L262 CegarLoopResult]: For program point L170(lines 170 542) no Hoare annotation was computed. [2021-10-11 02:21:27,311 INFO L262 CegarLoopResult]: For program point L137(lines 137 553) no Hoare annotation was computed. [2021-10-11 02:21:27,311 INFO L262 CegarLoopResult]: For program point L104(lines 104 564) no Hoare annotation was computed. [2021-10-11 02:21:27,312 INFO L262 CegarLoopResult]: For program point L567(lines 567 595) no Hoare annotation was computed. [2021-10-11 02:21:27,313 INFO L262 CegarLoopResult]: For program point L303-1(lines 303 317) no Hoare annotation was computed. [2021-10-11 02:21:27,314 INFO L265 CegarLoopResult]: At program point L204(lines 101 565) the Hoare annotation is: true [2021-10-11 02:21:27,314 INFO L265 CegarLoopResult]: At program point L171(lines 167 543) the Hoare annotation is: true [2021-10-11 02:21:27,315 INFO L262 CegarLoopResult]: For program point L568(lines 568 592) no Hoare annotation was computed. [2021-10-11 02:21:27,315 INFO L262 CegarLoopResult]: For program point L337(lines 337 342) no Hoare annotation was computed. [2021-10-11 02:21:27,315 INFO L262 CegarLoopResult]: For program point L569(lines 569 578) no Hoare annotation was computed. [2021-10-11 02:21:27,315 INFO L262 CegarLoopResult]: For program point L569-2(lines 568 590) no Hoare annotation was computed. [2021-10-11 02:21:27,315 INFO L262 CegarLoopResult]: For program point L173(lines 173 541) no Hoare annotation was computed. [2021-10-11 02:21:27,316 INFO L262 CegarLoopResult]: For program point L140(lines 140 552) no Hoare annotation was computed. [2021-10-11 02:21:27,316 INFO L262 CegarLoopResult]: For program point L107(lines 107 563) no Hoare annotation was computed. [2021-10-11 02:21:27,317 INFO L265 CegarLoopResult]: At program point L141(lines 137 553) the Hoare annotation is: true [2021-10-11 02:21:27,318 INFO L262 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-10-11 02:21:27,318 INFO L262 CegarLoopResult]: For program point L439(lines 439 444) no Hoare annotation was computed. [2021-10-11 02:21:27,319 INFO L262 CegarLoopResult]: For program point L307-2(lines 305 317) no Hoare annotation was computed. [2021-10-11 02:21:27,319 INFO L262 CegarLoopResult]: For program point L473(lines 473 477) no Hoare annotation was computed. [2021-10-11 02:21:27,320 INFO L262 CegarLoopResult]: For program point L176(lines 176 540) no Hoare annotation was computed. [2021-10-11 02:21:27,321 INFO L262 CegarLoopResult]: For program point L143(lines 143 551) no Hoare annotation was computed. [2021-10-11 02:21:27,321 INFO L262 CegarLoopResult]: For program point L209-2(lines 199 530) no Hoare annotation was computed. [2021-10-11 02:21:27,321 INFO L262 CegarLoopResult]: For program point L110(lines 110 562) no Hoare annotation was computed. [2021-10-11 02:21:27,322 INFO L262 CegarLoopResult]: For program point L408(lines 408 412) no Hoare annotation was computed. [2021-10-11 02:21:27,322 INFO L265 CegarLoopResult]: At program point L177(lines 173 541) the Hoare annotation is: true [2021-10-11 02:21:27,322 INFO L262 CegarLoopResult]: For program point L245(lines 245 250) no Hoare annotation was computed. [2021-10-11 02:21:27,322 INFO L262 CegarLoopResult]: For program point L179(lines 179 539) no Hoare annotation was computed. [2021-10-11 02:21:27,323 INFO L262 CegarLoopResult]: For program point L146(lines 146 550) no Hoare annotation was computed. [2021-10-11 02:21:27,323 INFO L262 CegarLoopResult]: For program point L113(lines 113 561) no Hoare annotation was computed. [2021-10-11 02:21:27,323 INFO L265 CegarLoopResult]: At program point L147(lines 143 551) the Hoare annotation is: true [2021-10-11 02:21:27,323 INFO L262 CegarLoopResult]: For program point L380(lines 380 384) no Hoare annotation was computed. [2021-10-11 02:21:27,323 INFO L265 CegarLoopResult]: At program point L347(lines 347 351) the Hoare annotation is: true [2021-10-11 02:21:27,324 INFO L262 CegarLoopResult]: For program point L182(lines 182 538) no Hoare annotation was computed. [2021-10-11 02:21:27,324 INFO L262 CegarLoopResult]: For program point L149(lines 149 549) no Hoare annotation was computed. [2021-10-11 02:21:27,324 INFO L262 CegarLoopResult]: For program point L116(lines 116 560) no Hoare annotation was computed. [2021-10-11 02:21:27,324 INFO L265 CegarLoopResult]: At program point L183(lines 179 539) the Hoare annotation is: true [2021-10-11 02:21:27,325 INFO L265 CegarLoopResult]: At program point L117(lines 113 561) the Hoare annotation is: true [2021-10-11 02:21:27,325 INFO L265 CegarLoopResult]: At program point L613(lines 67 615) the Hoare annotation is: true [2021-10-11 02:21:27,325 INFO L262 CegarLoopResult]: For program point L449(lines 449 453) no Hoare annotation was computed. [2021-10-11 02:21:27,325 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:21:27,325 INFO L262 CegarLoopResult]: For program point L284-2(lines 199 530) no Hoare annotation was computed. [2021-10-11 02:21:27,326 INFO L262 CegarLoopResult]: For program point L185(lines 185 537) no Hoare annotation was computed. [2021-10-11 02:21:27,326 INFO L262 CegarLoopResult]: For program point L152(lines 152 548) no Hoare annotation was computed. [2021-10-11 02:21:27,326 INFO L262 CegarLoopResult]: For program point L119(lines 119 559) no Hoare annotation was computed. [2021-10-11 02:21:27,326 INFO L262 CegarLoopResult]: For program point L352(lines 352 356) no Hoare annotation was computed. [2021-10-11 02:21:27,327 INFO L262 CegarLoopResult]: For program point L221(lines 221 238) no Hoare annotation was computed. [2021-10-11 02:21:27,327 INFO L262 CegarLoopResult]: For program point L188(lines 188 536) no Hoare annotation was computed. [2021-10-11 02:21:27,327 INFO L262 CegarLoopResult]: For program point L155(lines 155 547) no Hoare annotation was computed. [2021-10-11 02:21:27,327 INFO L262 CegarLoopResult]: For program point L221-2(lines 199 530) no Hoare annotation was computed. [2021-10-11 02:21:27,327 INFO L262 CegarLoopResult]: For program point L122(lines 122 558) no Hoare annotation was computed. [2021-10-11 02:21:27,327 INFO L262 CegarLoopResult]: For program point L486-1(lines 486 498) no Hoare annotation was computed. [2021-10-11 02:21:27,328 INFO L262 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2021-10-11 02:21:27,328 INFO L265 CegarLoopResult]: At program point L189(lines 185 537) the Hoare annotation is: true [2021-10-11 02:21:27,328 INFO L265 CegarLoopResult]: At program point L123(lines 119 559) the Hoare annotation is: true [2021-10-11 02:21:27,328 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:21:27,329 INFO L262 CegarLoopResult]: For program point L223(lines 223 228) no Hoare annotation was computed. [2021-10-11 02:21:27,329 INFO L265 CegarLoopResult]: At program point L191(lines 191 535) the Hoare annotation is: true [2021-10-11 02:21:27,330 INFO L262 CegarLoopResult]: For program point L158(lines 158 546) no Hoare annotation was computed. [2021-10-11 02:21:27,331 INFO L262 CegarLoopResult]: For program point L125(lines 125 557) no Hoare annotation was computed. [2021-10-11 02:21:27,331 INFO L262 CegarLoopResult]: For program point L489(lines 489 494) no Hoare annotation was computed. [2021-10-11 02:21:27,331 INFO L262 CegarLoopResult]: For program point L324-2(lines 199 530) no Hoare annotation was computed. [2021-10-11 02:21:27,332 INFO L265 CegarLoopResult]: At program point L192(lines 191 535) the Hoare annotation is: true [2021-10-11 02:21:27,333 INFO L265 CegarLoopResult]: At program point L159(lines 149 549) the Hoare annotation is: true [2021-10-11 02:21:27,333 INFO L262 CegarLoopResult]: For program point L391(lines 391 395) no Hoare annotation was computed. [2021-10-11 02:21:27,333 INFO L262 CegarLoopResult]: For program point L161(lines 161 545) no Hoare annotation was computed. [2021-10-11 02:21:27,333 INFO L262 CegarLoopResult]: For program point L128(lines 128 556) no Hoare annotation was computed. [2021-10-11 02:21:27,334 INFO L262 CegarLoopResult]: For program point L95-1(lines 67 615) no Hoare annotation was computed. [2021-10-11 02:21:27,334 INFO L265 CegarLoopResult]: At program point L129(lines 125 557) the Hoare annotation is: true [2021-10-11 02:21:27,334 INFO L262 CegarLoopResult]: For program point L229(lines 229 234) no Hoare annotation was computed. [2021-10-11 02:21:27,334 INFO L262 CegarLoopResult]: For program point L262-2(lines 199 530) no Hoare annotation was computed. [2021-10-11 02:21:27,334 INFO L262 CegarLoopResult]: For program point L428-2(lines 199 530) no Hoare annotation was computed. [2021-10-11 02:21:27,335 INFO L262 CegarLoopResult]: For program point L164(lines 164 544) no Hoare annotation was computed. [2021-10-11 02:21:27,335 INFO L262 CegarLoopResult]: For program point L131(lines 131 555) no Hoare annotation was computed. [2021-10-11 02:21:27,336 INFO L265 CegarLoopResult]: At program point L98(lines 98 566) the Hoare annotation is: true [2021-10-11 02:21:27,337 INFO L262 CegarLoopResult]: For program point L363(lines 363 367) no Hoare annotation was computed. [2021-10-11 02:21:27,339 INFO L265 CegarLoopResult]: At program point L165(lines 161 545) the Hoare annotation is: true [2021-10-11 02:21:27,340 INFO L262 CegarLoopResult]: For program point L167(lines 167 543) no Hoare annotation was computed. [2021-10-11 02:21:27,340 INFO L262 CegarLoopResult]: For program point L134(lines 134 554) no Hoare annotation was computed. [2021-10-11 02:21:27,340 INFO L262 CegarLoopResult]: For program point L101(lines 101 565) no Hoare annotation was computed. [2021-10-11 02:21:27,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:21:27 BoogieIcfgContainer [2021-10-11 02:21:27,352 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:21:27,353 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:21:27,353 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:21:27,354 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:21:27,354 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:21:27" (3/4) ... [2021-10-11 02:21:27,358 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:21:27,386 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2021-10-11 02:21:27,393 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-11 02:21:27,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:21:27,396 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:21:27,558 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855d7b4f-dc1d-40cf-97b1-686cb795e1b6/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:21:27,558 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:21:27,560 INFO L168 Benchmark]: Toolchain (without parser) took 2065.78 ms. Allocated memory is still 136.3 MB. Free memory was 108.3 MB in the beginning and 94.6 MB in the end (delta: 13.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:27,561 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 86.0 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:21:27,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.38 ms. Allocated memory is still 136.3 MB. Free memory was 107.9 MB in the beginning and 109.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:27,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.84 ms. Allocated memory is still 136.3 MB. Free memory was 109.4 MB in the beginning and 106.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:27,562 INFO L168 Benchmark]: Boogie Preprocessor took 40.25 ms. Allocated memory is still 136.3 MB. Free memory was 106.6 MB in the beginning and 104.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:27,563 INFO L168 Benchmark]: RCFGBuilder took 1164.83 ms. Allocated memory is still 136.3 MB. Free memory was 104.8 MB in the beginning and 60.4 MB in the end (delta: 44.5 MB). Peak memory consumption was 51.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:27,563 INFO L168 Benchmark]: TraceAbstraction took 221.64 ms. Allocated memory is still 136.3 MB. Free memory was 60.4 MB in the beginning and 104.0 MB in the end (delta: -43.6 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:27,564 INFO L168 Benchmark]: Witness Printer took 205.53 ms. Allocated memory is still 136.3 MB. Free memory was 104.0 MB in the beginning and 94.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:21:27,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 86.0 MB. Free memory is still 41.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 363.38 ms. Allocated memory is still 136.3 MB. Free memory was 107.9 MB in the beginning and 109.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.84 ms. Allocated memory is still 136.3 MB. Free memory was 109.4 MB in the beginning and 106.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.25 ms. Allocated memory is still 136.3 MB. Free memory was 106.6 MB in the beginning and 104.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1164.83 ms. Allocated memory is still 136.3 MB. Free memory was 104.8 MB in the beginning and 60.4 MB in the end (delta: 44.5 MB). Peak memory consumption was 51.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 221.64 ms. Allocated memory is still 136.3 MB. Free memory was 60.4 MB in the beginning and 104.0 MB in the end (delta: -43.6 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. * Witness Printer took 205.53 ms. Allocated memory is still 136.3 MB. Free memory was 104.0 MB in the beginning and 94.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 82 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=82occurred 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: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 20 NumberOfFragments, 20 HoareAnnotationTreeSize, 20 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...