./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/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_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG --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 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:37:01,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:37:01,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:37:02,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:37:02,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:37:02,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:37:02,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:37:02,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:37:02,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:37:02,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:37:02,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:37:02,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:37:02,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:37:02,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:37:02,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:37:02,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:37:02,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:37:02,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:37:02,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:37:02,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:37:02,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:37:02,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:37:02,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:37:02,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:37:02,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:37:02,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:37:02,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:37:02,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:37:02,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:37:02,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:37:02,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:37:02,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:37:02,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:37:02,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:37:02,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:37:02,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:37:02,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:37:02,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:37:02,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:37:02,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:37:02,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:37:02,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-64bit-Taipan_Default.epf [2021-10-29 05:37:02,101 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:37:02,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:37:02,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:37:02,103 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:37:02,103 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:37:02,103 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:37:02,104 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:37:02,104 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:37:02,104 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:37:02,104 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:37:02,105 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:37:02,105 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:37:02,105 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:37:02,106 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:37:02,106 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:37:02,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:37:02,107 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:37:02,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:37:02,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:37:02,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:37:02,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:37:02,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:37:02,108 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 05:37:02,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:37:02,109 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:37:02,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:37:02,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:37:02,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:37:02,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:37:02,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:37:02,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:37:02,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:37:02,111 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:37:02,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:37:02,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:37:02,111 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:37:02,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:37:02,112 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_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90eaf2e76e590922119d90e478fc764e383193134f46d6fe59bc98f3ce7c6611 [2021-10-29 05:37:02,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:37:02,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:37:02,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:37:02,415 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:37:02,415 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:37:02,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2021-10-29 05:37:02,495 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/data/9b1557a85/b9355264c07e4f56a83228d1a7622f9f/FLAG3427a9cf8 [2021-10-29 05:37:03,135 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:37:03,136 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2021-10-29 05:37:03,163 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/data/9b1557a85/b9355264c07e4f56a83228d1a7622f9f/FLAG3427a9cf8 [2021-10-29 05:37:03,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/data/9b1557a85/b9355264c07e4f56a83228d1a7622f9f [2021-10-29 05:37:03,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:37:03,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:37:03,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:37:03,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:37:03,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:37:03,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:37:03" (1/1) ... [2021-10-29 05:37:03,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e801577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:03, skipping insertion in model container [2021-10-29 05:37:03,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:37:03" (1/1) ... [2021-10-29 05:37:03,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:37:03,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:37:04,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:37:04,127 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:37:04,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:37:04,297 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:37:04,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04 WrapperNode [2021-10-29 05:37:04,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:37:04,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:37:04,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:37:04,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:37:04,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:37:04,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:37:04,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:37:04,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:37:04,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:37:04,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:37:04,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:37:04,454 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:37:04,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (1/1) ... [2021-10-29 05:37:04,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:37:04,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:37:04,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:37:04,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:37:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:37:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 05:37:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:37:04,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 05:37:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 05:37:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-29 05:37:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 05:37:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2021-10-29 05:37:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 05:37:04,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 05:37:04,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:37:04,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:37:05,527 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:37:05,528 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-10-29 05:37:05,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:37:05 BoogieIcfgContainer [2021-10-29 05:37:05,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:37:05,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:37:05,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:37:05,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:37:05,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:37:03" (1/3) ... [2021-10-29 05:37:05,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c67dbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:37:05, skipping insertion in model container [2021-10-29 05:37:05,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:37:04" (2/3) ... [2021-10-29 05:37:05,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64c67dbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:37:05, skipping insertion in model container [2021-10-29 05:37:05,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:37:05" (3/3) ... [2021-10-29 05:37:05,539 INFO L111 eAbstractionObserver]: Analyzing ICFG dirname-1.i [2021-10-29 05:37:05,544 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:37:05,544 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-10-29 05:37:05,592 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:37:05,599 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 [2021-10-29 05:37:05,599 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2021-10-29 05:37:05,617 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) [2021-10-29 05:37:05,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 05:37:05,622 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:37:05,623 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-10-29 05:37:05,624 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)] === [2021-10-29 05:37:05,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:37:05,630 INFO L85 PathProgramCache]: Analyzing trace with hash 267122, now seen corresponding path program 1 times [2021-10-29 05:37:05,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:37:05,641 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406309571] [2021-10-29 05:37:05,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:37:05,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:37:05,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:37:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:37:05,925 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:37:05,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406309571] [2021-10-29 05:37:05,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406309571] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:37:05,926 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:37:05,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 05:37:05,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160629352] [2021-10-29 05:37:05,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:37:05,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:37:05,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:37:05,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:37:05,955 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) [2021-10-29 05:37:06,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:37:06,018 INFO L93 Difference]: Finished difference Result 147 states and 171 transitions. [2021-10-29 05:37:06,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:37:06,020 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 [2021-10-29 05:37:06,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:37:06,032 INFO L225 Difference]: With dead ends: 147 [2021-10-29 05:37:06,033 INFO L226 Difference]: Without dead ends: 76 [2021-10-29 05:37:06,037 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 [2021-10-29 05:37:06,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-10-29 05:37:06,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2021-10-29 05:37:06,101 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) [2021-10-29 05:37:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 88 transitions. [2021-10-29 05:37:06,109 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 88 transitions. Word has length 3 [2021-10-29 05:37:06,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:37:06,110 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 88 transitions. [2021-10-29 05:37:06,110 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) [2021-10-29 05:37:06,110 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 88 transitions. [2021-10-29 05:37:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 05:37:06,111 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:37:06,111 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-29 05:37:06,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-29 05:37:06,112 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)] === [2021-10-29 05:37:06,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:37:06,116 INFO L85 PathProgramCache]: Analyzing trace with hash -850419262, now seen corresponding path program 1 times [2021-10-29 05:37:06,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:37:06,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004045687] [2021-10-29 05:37:06,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:37:06,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:37:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:37:06,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:37:06,264 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:37:06,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004045687] [2021-10-29 05:37:06,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004045687] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-29 05:37:06,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869933252] [2021-10-29 05:37:06,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:37:06,266 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:37:06,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:37:06,268 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:37:06,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-29 05:37:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:37:06,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 05:37:06,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:37:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:37:06,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:37:06,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:37:06,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869933252] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:37:06,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [428984868] [2021-10-29 05:37:06,631 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2021-10-29 05:37:06,637 INFO L166 IcfgInterpreter]: Building call graph [2021-10-29 05:37:06,645 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-29 05:37:06,651 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-29 05:37:06,654 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-29 05:37:06,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:06,728 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 05:37:06,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:06,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 246 [2021-10-29 05:37:06,753 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 05:37:06,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:06,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 384 [2021-10-29 05:37:06,761 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 05:37:06,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:06,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-10-29 05:37:06,767 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 05:37:06,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:06,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-10-29 05:37:06,770 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-29 05:37:06,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:06,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-10-29 05:37:06,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 867 [2021-10-29 05:37:06,903 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_28|], 351=[|v_#valid_47|]} [2021-10-29 05:37:06,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:06,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:06,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:07,953 INFO L244 Elim1Store]: Index analysis took 995 ms [2021-10-29 05:37:07,980 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 [2021-10-29 05:37:07,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:07,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-10-29 05:37:07,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:07,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-10-29 05:37:07,986 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-29 05:37:07,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:37:08,111 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:08,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:08,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-29 05:37:09,785 INFO L244 Elim1Store]: Index analysis took 699 ms [2021-10-29 05:37:10,802 INFO L354 Elim1Store]: treesize reduction 763, result has 4.5 percent of original size [2021-10-29 05:37:10,803 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 [2021-10-29 05:37:10,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:10,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-10-29 05:37:10,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:10,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-10-29 05:37:10,841 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-29 05:37:10,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:37:10,950 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-29 05:37:10,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:37:11,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:37:11,172 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) [2021-10-29 05:37:11,176 INFO L168 Benchmark]: Toolchain (without parser) took 7802.36 ms. Allocated memory was 109.1 MB in the beginning and 146.8 MB in the end (delta: 37.7 MB). Free memory was 69.4 MB in the beginning and 107.4 MB in the end (delta: -38.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:37:11,176 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 89.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:37:11,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 922.78 ms. Allocated memory is still 109.1 MB. Free memory was 69.2 MB in the beginning and 52.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:37:11,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.85 ms. Allocated memory is still 109.1 MB. Free memory was 52.3 MB in the beginning and 48.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:37:11,180 INFO L168 Benchmark]: Boogie Preprocessor took 75.36 ms. Allocated memory is still 109.1 MB. Free memory was 48.6 MB in the beginning and 46.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:37:11,180 INFO L168 Benchmark]: RCFGBuilder took 1077.52 ms. Allocated memory is still 109.1 MB. Free memory was 46.5 MB in the beginning and 56.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:37:11,181 INFO L168 Benchmark]: TraceAbstraction took 5642.55 ms. Allocated memory was 109.1 MB in the beginning and 146.8 MB in the end (delta: 37.7 MB). Free memory was 55.9 MB in the beginning and 107.4 MB in the end (delta: -51.6 MB). Peak memory consumption was 56.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:37:11,185 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 109.1 MB. Free memory is still 89.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 922.78 ms. Allocated memory is still 109.1 MB. Free memory was 69.2 MB in the beginning and 52.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.85 ms. Allocated memory is still 109.1 MB. Free memory was 52.3 MB in the beginning and 48.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.36 ms. Allocated memory is still 109.1 MB. Free memory was 48.6 MB in the beginning and 46.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1077.52 ms. Allocated memory is still 109.1 MB. Free memory was 46.5 MB in the beginning and 56.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5642.55 ms. Allocated memory was 109.1 MB in the beginning and 146.8 MB in the end (delta: 37.7 MB). Free memory was 55.9 MB in the beginning and 107.4 MB in the end (delta: -51.6 MB). Peak memory consumption was 56.5 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. [2021-10-29 05:37:11,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ac485f2-d16c-44b1-95fe-5ae2c0540b64/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...