./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH --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 64bit --witnessprinter.graph.data.programhash 90eaf2e76e590922119d90e478fc764e383193134f46d6fe59bc98f3ce7c6611 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:21:53,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:21:53,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:21:53,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:21:53,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:21:53,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:21:53,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:21:53,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:21:53,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:21:53,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:21:53,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:21:53,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:21:53,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:21:53,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:21:54,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:21:54,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:21:54,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:21:54,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:21:54,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:21:54,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:21:54,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:21:54,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:21:54,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:21:54,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:21:54,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:21:54,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:21:54,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:21:54,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:21:54,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:21:54,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:21:54,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:21:54,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:21:54,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:21:54,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:21:54,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:21:54,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:21:54,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:21:54,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:21:54,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:21:54,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:21:54,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:21:54,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/config/svcomp-Overflow-64bit-Taipan_Default.epf [2021-11-03 05:21:54,102 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:21:54,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:21:54,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:21:54,103 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:21:54,104 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:21:54,104 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:21:54,104 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:21:54,104 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:21:54,104 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:21:54,105 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:21:54,106 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:21:54,106 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:21:54,106 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:21:54,106 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:21:54,106 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:21:54,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:21:54,109 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-03 05:21:54,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:21:54,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:21:54,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:21:54,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:21:54,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:21:54,110 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-03 05:21:54,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:21:54,111 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:21:54,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:21:54,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:21:54,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:21:54,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:21:54,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:21:54,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:21:54,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:21:54,114 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:21:54,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:21:54,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:21:54,115 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:21:54,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:21:54,115 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_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90eaf2e76e590922119d90e478fc764e383193134f46d6fe59bc98f3ce7c6611 [2021-11-03 05:21:54,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:21:54,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:21:54,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:21:54,391 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:21:54,392 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:21:54,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2021-11-03 05:21:54,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/data/8837561dd/d8c2837bd76347499cbdb4d9f5b8918f/FLAGc3ca6c686 [2021-11-03 05:21:55,054 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:21:55,055 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2021-11-03 05:21:55,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/data/8837561dd/d8c2837bd76347499cbdb4d9f5b8918f/FLAGc3ca6c686 [2021-11-03 05:21:55,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/data/8837561dd/d8c2837bd76347499cbdb4d9f5b8918f [2021-11-03 05:21:55,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:21:55,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:21:55,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:21:55,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:21:55,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:21:55,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:21:55" (1/1) ... [2021-11-03 05:21:55,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bff2bf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:55, skipping insertion in model container [2021-11-03 05:21:55,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:21:55" (1/1) ... [2021-11-03 05:21:55,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:21:55,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:21:55,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:21:55,975 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 05:21:56,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:21:56,200 INFO L208 MainTranslator]: Completed translation [2021-11-03 05:21:56,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56 WrapperNode [2021-11-03 05:21:56,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:21:56,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 05:21:56,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 05:21:56,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 05:21:56,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 05:21:56,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 05:21:56,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 05:21:56,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 05:21:56,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 05:21:56,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 05:21:56,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 05:21:56,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 05:21:56,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (1/1) ... [2021-11-03 05:21:56,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:21:56,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:21:56,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 05:21:56,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 05:21:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 05:21:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 05:21:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 05:21:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 05:21:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 05:21:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-03 05:21:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 05:21:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2021-11-03 05:21:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 05:21:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 05:21:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 05:21:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 05:21:57,346 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 05:21:57,346 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-11-03 05:21:57,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:21:57 BoogieIcfgContainer [2021-11-03 05:21:57,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 05:21:57,350 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 05:21:57,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 05:21:57,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 05:21:57,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 05:21:55" (1/3) ... [2021-11-03 05:21:57,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a8845d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:21:57, skipping insertion in model container [2021-11-03 05:21:57,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:21:56" (2/3) ... [2021-11-03 05:21:57,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78a8845d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:21:57, skipping insertion in model container [2021-11-03 05:21:57,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:21:57" (3/3) ... [2021-11-03 05:21:57,357 INFO L111 eAbstractionObserver]: Analyzing ICFG dirname-1.i [2021-11-03 05:21:57,362 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 05:21:57,362 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-11-03 05:21:57,408 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 05:21:57,414 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 05:21:57,415 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2021-11-03 05:21:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 45 states have (on average 1.9111111111111112) internal successors, (86), 73 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 05:21:57,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-03 05:21:57,434 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:21:57,435 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-03 05:21:57,435 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 25 more)] === [2021-11-03 05:21:57,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:21:57,441 INFO L85 PathProgramCache]: Analyzing trace with hash 267122, now seen corresponding path program 1 times [2021-11-03 05:21:57,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:21:57,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492060666] [2021-11-03 05:21:57,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:21:57,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:21:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:21:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 05:21:57,690 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:21:57,690 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492060666] [2021-11-03 05:21:57,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492060666] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 05:21:57,691 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 05:21:57,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 05:21:57,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894752616] [2021-11-03 05:21:57,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 05:21:57,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 05:21:57,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 05:21:57,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 05:21:57,713 INFO L87 Difference]: Start difference. First operand has 74 states, 45 states have (on average 1.9111111111111112) internal successors, (86), 73 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 05:21:57,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 05:21:57,753 INFO L93 Difference]: Finished difference Result 147 states and 171 transitions. [2021-11-03 05:21:57,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 05:21:57,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-03 05:21:57,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 05:21:57,765 INFO L225 Difference]: With dead ends: 147 [2021-11-03 05:21:57,765 INFO L226 Difference]: Without dead ends: 76 [2021-11-03 05:21:57,768 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 05:21:57,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-11-03 05:21:57,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2021-11-03 05:21:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 48 states have (on average 1.8333333333333333) internal successors, (88), 75 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 05:21:57,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 88 transitions. [2021-11-03 05:21:57,803 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 88 transitions. Word has length 3 [2021-11-03 05:21:57,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 05:21:57,804 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 88 transitions. [2021-11-03 05:21:57,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 05:21:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 88 transitions. [2021-11-03 05:21:57,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 05:21:57,805 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 05:21:57,805 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 05:21:57,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 05:21:57,805 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 25 more)] === [2021-11-03 05:21:57,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 05:21:57,806 INFO L85 PathProgramCache]: Analyzing trace with hash -850419262, now seen corresponding path program 1 times [2021-11-03 05:21:57,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 05:21:57,807 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114240961] [2021-11-03 05:21:57,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:21:57,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 05:21:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:21:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 05:21:57,925 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 05:21:57,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114240961] [2021-11-03 05:21:57,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114240961] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 05:21:57,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320307115] [2021-11-03 05:21:57,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 05:21:57,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:21:57,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 05:21:57,928 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 05:21:57,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 05:21:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 05:21:58,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 05:21:58,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 05:21:58,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 05:21:58,097 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 05:21:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 05:21:58,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320307115] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 05:21:58,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2053314590] [2021-11-03 05:21:58,148 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2021-11-03 05:21:58,148 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 05:21:58,152 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 05:21:58,158 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 05:21:58,158 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 05:21:58,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:58,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:21:58,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:58,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 246 [2021-11-03 05:21:58,227 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:21:58,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:58,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-11-03 05:21:58,231 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:21:58,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:58,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 05:21:58,233 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:21:58,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:58,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-03 05:21:58,234 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 05:21:58,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:58,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 05:21:58,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 867 [2021-11-03 05:21:58,297 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_28|], 351=[|v_#valid_47|]} [2021-11-03 05:21:58,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:58,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,362 INFO L244 Elim1Store]: Index analysis took 1019 ms [2021-11-03 05:21:59,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 106 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 66 [2021-11-03 05:21:59,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:59,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 05:21:59,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:59,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-03 05:21:59,387 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 05:21:59,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:21:59,486 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:21:59,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:21:59,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:00,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 05:22:01,136 INFO L244 Elim1Store]: Index analysis took 654 ms [2021-11-03 05:22:02,131 INFO L354 Elim1Store]: treesize reduction 763, result has 4.5 percent of original size [2021-11-03 05:22:02,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 64 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 42 case distinctions, treesize of input 223 treesize of output 222 [2021-11-03 05:22:02,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:22:02,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:22:02,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:22:02,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 05:22:02,183 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 05:22:02,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 05:22:02,277 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 05:22:02,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 05:22:02,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 05:22:02,496 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: incompatible size at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexBasedCostEstimation.analyzeCosts(ArrayIndexBasedCostEstimation.java:210) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexBasedCostEstimation.computeCostEstimation(ArrayIndexBasedCostEstimation.java:166) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexBasedCostEstimation.(ArrayIndexBasedCostEstimation.java:63) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.computeCostEstimation(ElimStorePlain.java:573) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:444) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:242) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:402) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:228) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:609) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-03 05:22:02,500 INFO L168 Benchmark]: Toolchain (without parser) took 7246.67 ms. Allocated memory was 117.4 MB in the beginning and 199.2 MB in the end (delta: 81.8 MB). Free memory was 71.1 MB in the beginning and 139.1 MB in the end (delta: -68.0 MB). Peak memory consumption was 55.2 MB. Max. memory is 16.1 GB. [2021-11-03 05:22:02,500 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 117.4 MB. Free memory is still 90.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:22:02,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 937.61 ms. Allocated memory is still 117.4 MB. Free memory was 70.9 MB in the beginning and 58.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-11-03 05:22:02,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.59 ms. Allocated memory is still 117.4 MB. Free memory was 58.3 MB in the beginning and 54.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 05:22:02,502 INFO L168 Benchmark]: Boogie Preprocessor took 44.29 ms. Allocated memory is still 117.4 MB. Free memory was 54.6 MB in the beginning and 52.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 05:22:02,503 INFO L168 Benchmark]: RCFGBuilder took 1026.62 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 52.2 MB in the beginning and 79.6 MB in the end (delta: -27.4 MB). Peak memory consumption was 10.3 MB. Max. memory is 16.1 GB. [2021-11-03 05:22:02,504 INFO L168 Benchmark]: TraceAbstraction took 5148.38 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 79.1 MB in the beginning and 139.1 MB in the end (delta: -60.1 MB). Peak memory consumption was 39.7 MB. Max. memory is 16.1 GB. [2021-11-03 05:22:02,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 117.4 MB. Free memory is still 90.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 937.61 ms. Allocated memory is still 117.4 MB. Free memory was 70.9 MB in the beginning and 58.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.59 ms. Allocated memory is still 117.4 MB. Free memory was 58.3 MB in the beginning and 54.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.29 ms. Allocated memory is still 117.4 MB. Free memory was 54.6 MB in the beginning and 52.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1026.62 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 52.2 MB in the beginning and 79.6 MB in the end (delta: -27.4 MB). Peak memory consumption was 10.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5148.38 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 79.1 MB in the beginning and 139.1 MB in the end (delta: -60.1 MB). Peak memory consumption was 39.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: incompatible size de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: incompatible size: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexBasedCostEstimation.analyzeCosts(ArrayIndexBasedCostEstimation.java:210) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-03 05:22:02,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_287303b1-57d1-49a3-90c0-ce0c9fa98b94/bin/utaipan-aC7eJsxGYH/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: incompatible size