./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d2a0584d4779790e33dcddf636884f56e9964183aa5c7648270a93d40ce062b0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:36:31,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:36:31,653 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:36:31,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:36:31,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:36:31,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:36:31,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:36:31,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:36:31,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:36:31,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:36:31,700 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:36:31,701 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:36:31,702 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:36:31,702 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:36:31,703 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:36:31,703 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:36:31,703 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:36:31,704 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:36:31,704 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:36:31,704 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:36:31,705 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:36:31,705 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:36:31,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:36:31,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:36:31,706 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:36:31,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:36:31,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:36:31,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:36:31,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:36:31,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:36:31,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:36:31,708 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:36:31,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:36:31,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:36:31,710 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:36:31,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:36:31,711 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:36:31,711 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:36:31,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:31,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:36:31,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:36:31,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:36:31,714 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:36:31,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:36:31,715 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:36:31,715 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:36:31,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:36:31,715 INFO L153 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_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2a0584d4779790e33dcddf636884f56e9964183aa5c7648270a93d40ce062b0 [2024-11-02 12:36:32,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:36:32,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:36:32,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:36:32,049 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:36:32,050 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:36:32,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i Unable to find full path for "g++" [2024-11-02 12:36:34,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:36:34,391 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:36:34,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i [2024-11-02 12:36:34,410 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/data/611deba3f/98e97117dc394a698083414599a4bd0c/FLAG506df02ae [2024-11-02 12:36:34,730 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/data/611deba3f/98e97117dc394a698083414599a4bd0c [2024-11-02 12:36:34,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:36:34,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:36:34,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:34,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:36:34,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:36:34,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:34" (1/1) ... [2024-11-02 12:36:34,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@566c29be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:34, skipping insertion in model container [2024-11-02 12:36:34,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:34" (1/1) ... [2024-11-02 12:36:34,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:36:34,984 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i[916,929] [2024-11-02 12:36:35,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:35,084 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:36:35,098 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i[916,929] [2024-11-02 12:36:35,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:35,182 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:36:35,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35 WrapperNode [2024-11-02 12:36:35,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:35,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:35,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:36:35,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:36:35,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,269 INFO L138 Inliner]: procedures = 29, calls = 191, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 604 [2024-11-02 12:36:35,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:35,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:36:35,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:36:35,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:36:35,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:36:35,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:36:35,375 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:36:35,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:36:35,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (1/1) ... [2024-11-02 12:36:35,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:35,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:35,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:36:35,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:36:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:36:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:36:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:36:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:36:35,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:36:35,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-02 12:36:35,472 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:36:35,472 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:36:35,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:36:35,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:36:35,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:36:35,637 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:36:35,639 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:36:36,373 INFO L? ?]: Removed 188 outVars from TransFormulas that were not future-live. [2024-11-02 12:36:36,374 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:36:37,255 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:36:37,256 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:36:37,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:37 BoogieIcfgContainer [2024-11-02 12:36:37,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:36:37,260 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:36:37,261 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:36:37,264 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:36:37,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:36:34" (1/3) ... [2024-11-02 12:36:37,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcaee21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:37, skipping insertion in model container [2024-11-02 12:36:37,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:35" (2/3) ... [2024-11-02 12:36:37,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcaee21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:37, skipping insertion in model container [2024-11-02 12:36:37,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:37" (3/3) ... [2024-11-02 12:36:37,271 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-39.i [2024-11-02 12:36:37,293 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:36:37,293 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:36:37,371 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:36:37,380 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7daab4f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:36:37,380 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:36:37,385 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-02 12:36:37,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-02 12:36:37,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:36:37,396 INFO L215 NwaCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:36:37,397 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:36:37,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:36:37,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1491601513, now seen corresponding path program 1 times [2024-11-02 12:36:37,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:36:37,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118635538] [2024-11-02 12:36:37,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:37,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:36:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:36:38,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1086857398] [2024-11-02 12:36:38,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:38,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:36:38,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:38,646 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:36:38,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:36:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:36:39,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:36:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:36:40,155 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:36:40,158 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:36:40,160 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:36:40,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:36:40,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:36:40,369 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:36:40,472 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:36:40,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:36:40 BoogieIcfgContainer [2024-11-02 12:36:40,476 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:36:40,478 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:36:40,478 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:36:40,478 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:36:40,479 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:37" (3/4) ... [2024-11-02 12:36:40,482 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:36:40,483 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:36:40,485 INFO L158 Benchmark]: Toolchain (without parser) took 5748.97ms. Allocated memory was 140.5MB in the beginning and 178.3MB in the end (delta: 37.7MB). Free memory was 101.3MB in the beginning and 123.3MB in the end (delta: -21.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-11-02 12:36:40,485 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:36:40,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.61ms. Allocated memory is still 140.5MB. Free memory was 100.8MB in the beginning and 84.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:36:40,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.24ms. Allocated memory is still 140.5MB. Free memory was 84.0MB in the beginning and 79.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:36:40,487 INFO L158 Benchmark]: Boogie Preprocessor took 103.50ms. Allocated memory is still 140.5MB. Free memory was 79.9MB in the beginning and 75.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:36:40,488 INFO L158 Benchmark]: RCFGBuilder took 1883.19ms. Allocated memory was 140.5MB in the beginning and 178.3MB in the end (delta: 37.7MB). Free memory was 75.7MB in the beginning and 68.9MB in the end (delta: 6.7MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2024-11-02 12:36:40,490 INFO L158 Benchmark]: TraceAbstraction took 3217.05ms. Allocated memory is still 178.3MB. Free memory was 67.9MB in the beginning and 123.3MB in the end (delta: -55.4MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-02 12:36:40,490 INFO L158 Benchmark]: Witness Printer took 5.85ms. Allocated memory is still 178.3MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:36:40,496 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.61ms. Allocated memory is still 140.5MB. Free memory was 100.8MB in the beginning and 84.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.24ms. Allocated memory is still 140.5MB. Free memory was 84.0MB in the beginning and 79.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.50ms. Allocated memory is still 140.5MB. Free memory was 79.9MB in the beginning and 75.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1883.19ms. Allocated memory was 140.5MB in the beginning and 178.3MB in the end (delta: 37.7MB). Free memory was 75.7MB in the beginning and 68.9MB in the end (delta: 6.7MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. * TraceAbstraction took 3217.05ms. Allocated memory is still 178.3MB. Free memory was 67.9MB in the beginning and 123.3MB in the end (delta: -55.4MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Witness Printer took 5.85ms. Allocated memory is still 178.3MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 39, overapproximation of shiftLeft at line 47, overapproximation of someUnaryFLOAToperation at line 39, overapproximation of someBinaryArithmeticFLOAToperation at line 39. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] float float_Array_0[3] = { 1.75, 7.8, 1.1 }; [L25-L27] signed long int signed_long_int_Array_0[3] = { 1230482582, 32, 5 }; [L28-L30] signed short int signed_short_int_Array_0[5] = { 32, 10, 1000, 0, -5 }; [L31-L33] unsigned char unsigned_char_Array_0[1] = { 64 }; [L93] isInitial = 1 [L94] FCALL initially() [L95] COND TRUE 1 [L96] FCALL updateLastVariables() [L97] CALL updateVariables() [L60] float_Array_0[0] = __VERIFIER_nondet_float() [L61] EXPR float_Array_0[0] [L61] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L61] EXPR float_Array_0[0] [L61] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L61] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L61] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L62] float_Array_0[1] = __VERIFIER_nondet_float() [L63] EXPR float_Array_0[1] [L63] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F [L63] EXPR float_Array_0[1] [L63] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F [L63] EXPR (float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L63] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L64] float_Array_0[2] = __VERIFIER_nondet_float() [L65] EXPR float_Array_0[2] [L65] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L65] EXPR float_Array_0[2] [L65] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L65] EXPR (float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L65] CALL assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L66] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L67] EXPR signed_long_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L67] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= 1073741823) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(signed_long_int_Array_0[0] >= 1073741823) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L68] EXPR signed_long_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L68] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 2147483647) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L69] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L70] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L70] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L71] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L71] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L72] signed_short_int_Array_0[1] = __VERIFIER_nondet_short() [L73] EXPR signed_short_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L73] CALL assume_abort_if_not(signed_short_int_Array_0[1] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(signed_short_int_Array_0[1] >= 0) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L74] EXPR signed_short_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L74] CALL assume_abort_if_not(signed_short_int_Array_0[1] <= 16383) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(signed_short_int_Array_0[1] <= 16383) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L75] signed_short_int_Array_0[2] = __VERIFIER_nondet_short() [L76] EXPR signed_short_int_Array_0[2] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L76] CALL assume_abort_if_not(signed_short_int_Array_0[2] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(signed_short_int_Array_0[2] >= 0) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L77] EXPR signed_short_int_Array_0[2] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L77] CALL assume_abort_if_not(signed_short_int_Array_0[2] <= 16383) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_short_int_Array_0[2] <= 16383) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L78] signed_short_int_Array_0[3] = __VERIFIER_nondet_short() [L79] EXPR signed_short_int_Array_0[3] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L79] CALL assume_abort_if_not(signed_short_int_Array_0[3] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(signed_short_int_Array_0[3] >= 0) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L80] EXPR signed_short_int_Array_0[3] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L80] CALL assume_abort_if_not(signed_short_int_Array_0[3] <= 16383) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(signed_short_int_Array_0[3] <= 16383) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L81] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L82] EXPR unsigned_char_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L82] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L83] EXPR unsigned_char_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L83] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 255) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 255) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L84] EXPR unsigned_char_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L84] CALL assume_abort_if_not(unsigned_char_Array_0[0] != 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(unsigned_char_Array_0[0] != 0) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L97] RET updateVariables() [L98] CALL step() [L37] EXPR signed_short_int_Array_0[3] [L37] EXPR signed_short_int_Array_0[2] [L37] EXPR signed_short_int_Array_0[1] [L37] EXPR signed_short_int_Array_0[0] [L37] EXPR ((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]) [L37] EXPR signed_short_int_Array_0[0] [L37] EXPR ((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]) [L37] signed_short_int_Array_0[4] = ((((((16) > (4)) ? (16) : (4))) + signed_short_int_Array_0[3]) - (signed_short_int_Array_0[2] + ((((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]))))) [L38] EXPR signed_short_int_Array_0[3] [L38] EXPR signed_short_int_Array_0[4] [L38] COND TRUE signed_short_int_Array_0[3] >= signed_short_int_Array_0[4] [L39] EXPR float_Array_0[2] [L39] EXPR float_Array_0[1] [L39] EXPR ((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]) [L39] EXPR float_Array_0[2] [L39] EXPR float_Array_0[1] [L39] EXPR ((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]) [L39] EXPR float_Array_0[0] [L39] COND TRUE ((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0] [L40] EXPR signed_short_int_Array_0[2] [L40] signed_long_int_Array_0[2] = signed_short_int_Array_0[2] [L47] EXPR signed_long_int_Array_0[2] [L47] EXPR signed_short_int_Array_0[1] [L47] EXPR signed_short_int_Array_0[3] [L47] EXPR signed_short_int_Array_0[1] << signed_short_int_Array_0[3] [L47] signed long int stepLocal_1 = signed_long_int_Array_0[2] + (signed_short_int_Array_0[1] << signed_short_int_Array_0[3]); [L48] EXPR signed_short_int_Array_0[3] [L48] EXPR signed_long_int_Array_0[0] [L48] EXPR signed_short_int_Array_0[0] [L48] signed long int stepLocal_0 = signed_short_int_Array_0[3] - (signed_long_int_Array_0[0] - signed_short_int_Array_0[0]); [L49] EXPR signed_short_int_Array_0[0] [L49] COND TRUE stepLocal_1 != signed_short_int_Array_0[0] [L50] EXPR signed_short_int_Array_0[2] [L50] EXPR unsigned_char_Array_0[0] [L50] COND FALSE !((signed_short_int_Array_0[2] / unsigned_char_Array_0[0]) < stepLocal_0) [L53] EXPR signed_short_int_Array_0[1] [L53] signed_long_int_Array_0[1] = signed_short_int_Array_0[1] [L98] RET step() [L99] CALL, EXPR property() [L89] EXPR signed_short_int_Array_0[4] [L89] EXPR signed_short_int_Array_0[3] [L89] EXPR signed_short_int_Array_0[2] [L89] EXPR signed_short_int_Array_0[1] [L89] EXPR signed_short_int_Array_0[0] [L89] EXPR ((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]) [L89] EXPR signed_short_int_Array_0[0] [L89] EXPR ((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]) [L89] EXPR (signed_short_int_Array_0[4] == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + signed_short_int_Array_0[3]) - (signed_short_int_Array_0[2] + ((((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]))))))) && ((signed_short_int_Array_0[3] >= signed_short_int_Array_0[4]) ? ((((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0]) ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[2])) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[4]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1]))) [L89] EXPR signed_short_int_Array_0[3] [L89] EXPR signed_short_int_Array_0[4] [L89] EXPR (signed_short_int_Array_0[3] >= signed_short_int_Array_0[4]) ? ((((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0]) ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[2])) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[4]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) [L89] EXPR float_Array_0[2] [L89] EXPR float_Array_0[1] [L89] EXPR ((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]) [L89] EXPR float_Array_0[2] [L89] EXPR float_Array_0[1] [L89] EXPR ((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]) [L89] EXPR float_Array_0[0] [L89] EXPR (((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0]) ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[2])) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[4])) [L89] EXPR signed_long_int_Array_0[2] [L89] EXPR signed_short_int_Array_0[4] [L89] EXPR (((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0]) ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[2])) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[4])) [L89] EXPR (signed_short_int_Array_0[3] >= signed_short_int_Array_0[4]) ? ((((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0]) ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[2])) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[4]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])) [L89] EXPR (signed_short_int_Array_0[4] == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + signed_short_int_Array_0[3]) - (signed_short_int_Array_0[2] + ((((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]))))))) && ((signed_short_int_Array_0[3] >= signed_short_int_Array_0[4]) ? ((((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0]) ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[2])) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[4]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1]))) [L89] EXPR ((signed_short_int_Array_0[4] == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + signed_short_int_Array_0[3]) - (signed_short_int_Array_0[2] + ((((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]))))))) && ((signed_short_int_Array_0[3] >= signed_short_int_Array_0[4]) ? ((((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0]) ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[2])) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[4]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])))) && (((signed_long_int_Array_0[2] + (signed_short_int_Array_0[1] << signed_short_int_Array_0[3])) != signed_short_int_Array_0[0]) ? (((signed_short_int_Array_0[2] / unsigned_char_Array_0[0]) < (signed_short_int_Array_0[3] - (signed_long_int_Array_0[0] - signed_short_int_Array_0[0]))) ? (signed_long_int_Array_0[1] == ((signed long int) ((((-256) < (((((signed_short_int_Array_0[1]) < (((((signed_short_int_Array_0[0]) > (signed_short_int_Array_0[3])) ? (signed_short_int_Array_0[0]) : (signed_short_int_Array_0[3]))))) ? (signed_short_int_Array_0[1]) : (((((signed_short_int_Array_0[0]) > (signed_short_int_Array_0[3])) ? (signed_short_int_Array_0[0]) : (signed_short_int_Array_0[3])))))))) ? (-256) : (((((signed_short_int_Array_0[1]) < (((((signed_short_int_Array_0[0]) > (signed_short_int_Array_0[3])) ? (signed_short_int_Array_0[0]) : (signed_short_int_Array_0[3]))))) ? (signed_short_int_Array_0[1]) : (((((signed_short_int_Array_0[0]) > (signed_short_int_Array_0[3])) ? (signed_short_int_Array_0[0]) : (signed_short_int_Array_0[3]))))))))))) : (signed_long_int_Array_0[1] == ((signed long int) signed_short_int_Array_0[1]))) : (signed_long_int_Array_0[1] == ((signed long int) signed_short_int_Array_0[3]))) [L89-L90] return ((signed_short_int_Array_0[4] == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + signed_short_int_Array_0[3]) - (signed_short_int_Array_0[2] + ((((signed_short_int_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_short_int_Array_0[1]) : (signed_short_int_Array_0[0]))))))) && ((signed_short_int_Array_0[3] >= signed_short_int_Array_0[4]) ? ((((((float_Array_0[2] + float_Array_0[1]) < 0 ) ? -(float_Array_0[2] + float_Array_0[1]) : (float_Array_0[2] + float_Array_0[1]))) < float_Array_0[0]) ? (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[2])) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[4]))) : (signed_long_int_Array_0[2] == ((signed long int) signed_short_int_Array_0[1])))) && (((signed_long_int_Array_0[2] + (signed_short_int_Array_0[1] << signed_short_int_Array_0[3])) != signed_short_int_Array_0[0]) ? (((signed_short_int_Array_0[2] / unsigned_char_Array_0[0]) < (signed_short_int_Array_0[3] - (signed_long_int_Array_0[0] - signed_short_int_Array_0[0]))) ? (signed_long_int_Array_0[1] == ((signed long int) ((((-256) < (((((signed_short_int_Array_0[1]) < (((((signed_short_int_Array_0[0]) > (signed_short_int_Array_0[3])) ? (signed_short_int_Array_0[0]) : (signed_short_int_Array_0[3]))))) ? (signed_short_int_Array_0[1]) : (((((signed_short_int_Array_0[0]) > (signed_short_int_Array_0[3])) ? (signed_short_int_Array_0[0]) : (signed_short_int_Array_0[3])))))))) ? (-256) : (((((signed_short_int_Array_0[1]) < (((((signed_short_int_Array_0[0]) > (signed_short_int_Array_0[3])) ? (signed_short_int_Array_0[0]) : (signed_short_int_Array_0[3]))))) ? (signed_short_int_Array_0[1]) : (((((signed_short_int_Array_0[0]) > (signed_short_int_Array_0[3])) ? (signed_short_int_Array_0[0]) : (signed_short_int_Array_0[3]))))))))))) : (signed_long_int_Array_0[1] == ((signed long int) signed_short_int_Array_0[1]))) : (signed_long_int_Array_0[1] == ((signed long int) signed_short_int_Array_0[3]))) ; [L99] RET, EXPR property() [L99] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] [L19] reach_error() VAL [float_Array_0={4:0}, isInitial=1, signed_long_int_Array_0={5:0}, signed_short_int_Array_0={6:0}, unsigned_char_Array_0={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 1, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=41occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:36:40,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d2a0584d4779790e33dcddf636884f56e9964183aa5c7648270a93d40ce062b0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:36:43,359 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:36:43,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:36:43,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:36:43,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:36:43,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:36:43,502 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:36:43,502 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:36:43,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:36:43,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:36:43,506 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:36:43,506 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:36:43,507 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:36:43,507 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:36:43,509 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:36:43,510 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:36:43,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:36:43,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:36:43,512 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:36:43,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:36:43,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:36:43,517 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:36:43,518 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:36:43,518 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:36:43,519 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:36:43,519 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:36:43,519 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:36:43,520 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:36:43,520 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:36:43,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:36:43,521 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:36:43,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:36:43,522 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:36:43,522 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:36:43,523 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:36:43,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:43,523 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:36:43,523 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:36:43,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:36:43,526 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:36:43,527 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:36:43,527 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:36:43,528 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:36:43,528 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:36:43,528 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2a0584d4779790e33dcddf636884f56e9964183aa5c7648270a93d40ce062b0 [2024-11-02 12:36:43,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:36:43,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:36:44,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:36:44,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:36:44,005 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:36:44,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i Unable to find full path for "g++" [2024-11-02 12:36:46,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:36:46,371 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:36:46,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i [2024-11-02 12:36:46,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/data/841040f49/2f6bbd2bc4894e1091349b23655ea053/FLAGfd6471480 [2024-11-02 12:36:46,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/data/841040f49/2f6bbd2bc4894e1091349b23655ea053 [2024-11-02 12:36:46,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:36:46,711 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:36:46,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:46,713 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:36:46,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:36:46,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:46" (1/1) ... [2024-11-02 12:36:46,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f63b867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:46, skipping insertion in model container [2024-11-02 12:36:46,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:46" (1/1) ... [2024-11-02 12:36:46,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:36:46,991 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i[916,929] [2024-11-02 12:36:47,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:47,087 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:36:47,101 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-39.i[916,929] [2024-11-02 12:36:47,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:47,185 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:36:47,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47 WrapperNode [2024-11-02 12:36:47,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:47,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:47,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:36:47,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:36:47,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,270 INFO L138 Inliner]: procedures = 36, calls = 191, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 586 [2024-11-02 12:36:47,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:47,271 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:36:47,272 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:36:47,272 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:36:47,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,357 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:36:47,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:36:47,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:36:47,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:36:47,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (1/1) ... [2024-11-02 12:36:47,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:47,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:47,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:36:47,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:36:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:36:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:36:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-02 12:36:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:36:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-02 12:36:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-02 12:36:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:36:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:36:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-02 12:36:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-02 12:36:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:36:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:36:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:36:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:36:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:36:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:36:47,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:36:47,651 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:36:47,654 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:36:49,418 INFO L? ?]: Removed 188 outVars from TransFormulas that were not future-live. [2024-11-02 12:36:49,419 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:36:49,441 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:36:49,442 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:36:49,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:49 BoogieIcfgContainer [2024-11-02 12:36:49,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:36:49,444 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:36:49,446 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:36:49,450 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:36:49,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:36:46" (1/3) ... [2024-11-02 12:36:49,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b33735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:49, skipping insertion in model container [2024-11-02 12:36:49,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:47" (2/3) ... [2024-11-02 12:36:49,455 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b33735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:49, skipping insertion in model container [2024-11-02 12:36:49,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:49" (3/3) ... [2024-11-02 12:36:49,457 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-39.i [2024-11-02 12:36:49,479 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:36:49,480 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:36:49,545 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:36:49,552 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@688df5c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:36:49,552 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:36:49,557 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 95 states have (on average 1.4421052631578948) internal successors, (137), 96 states have internal predecessors, (137), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-02 12:36:49,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-02 12:36:49,571 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:36:49,572 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:36:49,573 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:36:49,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:36:49,579 INFO L85 PathProgramCache]: Analyzing trace with hash -607755742, now seen corresponding path program 1 times [2024-11-02 12:36:49,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:36:49,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [464614257] [2024-11-02 12:36:49,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:49,594 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:36:49,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:36:49,598 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:36:49,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-02 12:36:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:36:50,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:36:50,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:36:50,055 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-02 12:36:50,056 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:36:50,056 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:36:50,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [464614257] [2024-11-02 12:36:50,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [464614257] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:36:50,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:36:50,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:36:50,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471169890] [2024-11-02 12:36:50,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:36:50,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:36:50,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:36:50,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:36:50,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:36:50,093 INFO L87 Difference]: Start difference. First operand has 114 states, 95 states have (on average 1.4421052631578948) internal successors, (137), 96 states have internal predecessors, (137), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-02 12:36:50,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:36:50,130 INFO L93 Difference]: Finished difference Result 221 states and 348 transitions. [2024-11-02 12:36:50,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:36:50,132 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 126 [2024-11-02 12:36:50,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:36:50,141 INFO L225 Difference]: With dead ends: 221 [2024-11-02 12:36:50,141 INFO L226 Difference]: Without dead ends: 110 [2024-11-02 12:36:50,145 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:36:50,149 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:36:50,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:36:50,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-02 12:36:50,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-02 12:36:50,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 92 states have (on average 1.4130434782608696) internal successors, (130), 92 states have internal predecessors, (130), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-02 12:36:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 162 transitions. [2024-11-02 12:36:50,223 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 162 transitions. Word has length 126 [2024-11-02 12:36:50,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:36:50,224 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 162 transitions. [2024-11-02 12:36:50,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-02 12:36:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 162 transitions. [2024-11-02 12:36:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-02 12:36:50,230 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:36:50,230 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:36:50,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-02 12:36:50,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:36:50,432 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:36:50,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:36:50,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1007872186, now seen corresponding path program 1 times [2024-11-02 12:36:50,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:36:50,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1440508904] [2024-11-02 12:36:50,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:50,434 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:36:50,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:36:50,437 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:36:50,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bab56132-959b-4f45-a409-cd75effb5750/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-02 12:36:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:36:51,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-02 12:36:51,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:36:51,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-02 12:36:52,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2024-11-02 12:36:54,316 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:36:54,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 41 [2024-11-02 12:36:55,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 41 [2024-11-02 12:36:56,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 64 [2024-11-02 12:36:58,467 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:36:58,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 76 [2024-11-02 12:36:58,768 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:36:58,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 94 treesize of output 86 [2024-11-02 12:36:59,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 103 [2024-11-02 12:36:59,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2024-11-02 12:36:59,795 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:36:59,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 101 treesize of output 55 [2024-11-02 12:37:00,052 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 237 proven. 180 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-02 12:37:00,052 INFO L311 TraceCheckSpWp]: Computing backward predicates...