./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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_509f7fa7-4f83-43e8-82a1-bae21e985170/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 1ba7c929f0e6efd0a397d94adaa69f0d7bd63f2d787023196b790a71b229b8df --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:15,242 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:15,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:25:15,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:15,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:15,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:15,385 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:15,386 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:15,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:15,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:15,388 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:15,388 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:15,389 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:15,391 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:25:15,392 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:15,392 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:15,393 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:25:15,393 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:25:15,393 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:15,394 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:25:15,394 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:25:15,398 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:25:15,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:15,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:15,400 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:25:15,400 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:25:15,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:25:15,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:15,401 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:15,401 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:15,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:15,402 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:15,403 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:25:15,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:15,404 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:15,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:15,405 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:15,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:15,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:15,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:15,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:15,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:15,408 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:25:15,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:25:15,408 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:15,409 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:15,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:15,409 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_509f7fa7-4f83-43e8-82a1-bae21e985170/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ba7c929f0e6efd0a397d94adaa69f0d7bd63f2d787023196b790a71b229b8df [2024-11-02 12:25:15,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:15,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:15,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:15,744 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:15,745 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:15,747 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i Unable to find full path for "g++" [2024-11-02 12:25:17,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:25:18,081 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:25:18,083 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i [2024-11-02 12:25:18,096 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/data/fadf0c31b/350c4a663b7641f8bc1dd1cfbc939b76/FLAG86180451d [2024-11-02 12:25:18,118 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/data/fadf0c31b/350c4a663b7641f8bc1dd1cfbc939b76 [2024-11-02 12:25:18,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:25:18,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:25:18,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:18,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:25:18,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:25:18,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c18bb84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18, skipping insertion in model container [2024-11-02 12:25:18,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,173 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:25:18,402 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_509f7fa7-4f83-43e8-82a1-bae21e985170/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i[916,929] [2024-11-02 12:25:18,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:18,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:25:18,519 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_509f7fa7-4f83-43e8-82a1-bae21e985170/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i[916,929] [2024-11-02 12:25:18,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:18,603 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:25:18,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18 WrapperNode [2024-11-02 12:25:18,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:18,605 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:18,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:25:18,605 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:25:18,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,697 INFO L138 Inliner]: procedures = 30, calls = 163, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 514 [2024-11-02 12:25:18,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:18,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:25:18,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:25:18,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:25:18,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,723 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,781 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:25:18,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:25:18,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:25:18,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:25:18,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (1/1) ... [2024-11-02 12:25:18,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:18,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:18,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:25:18,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:25:18,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:25:18,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:25:18,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-02 12:25:18,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:25:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:25:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:25:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:25:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:25:18,894 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:25:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:25:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:25:18,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:25:19,028 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:25:19,030 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:25:20,040 INFO L? ?]: Removed 133 outVars from TransFormulas that were not future-live. [2024-11-02 12:25:20,041 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:25:20,705 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:25:20,706 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:25:20,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:20 BoogieIcfgContainer [2024-11-02 12:25:20,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:25:20,710 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:25:20,710 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:25:20,714 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:25:20,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:25:18" (1/3) ... [2024-11-02 12:25:20,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616ca287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:20, skipping insertion in model container [2024-11-02 12:25:20,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:18" (2/3) ... [2024-11-02 12:25:20,717 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616ca287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:20, skipping insertion in model container [2024-11-02 12:25:20,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:20" (3/3) ... [2024-11-02 12:25:20,719 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-98.i [2024-11-02 12:25:20,739 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:25:20,740 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:25:20,819 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:25:20,827 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;@1aef6aa4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:25:20,827 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:25:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-02 12:25:20,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-02 12:25:20,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:20,845 INFO L215 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:25:20,845 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:20,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:20,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1913097507, now seen corresponding path program 1 times [2024-11-02 12:25:20,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:25:20,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37429786] [2024-11-02 12:25:20,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:20,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:25:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:25:23,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1555370069] [2024-11-02 12:25:23,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:23,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:25:23,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:23,161 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:25:23,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:25:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:25:26,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:25:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:25:31,843 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:25:31,846 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:25:31,847 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:25:31,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:25:32,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:25:32,054 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:25:32,110 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:25:32,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:25:32 BoogieIcfgContainer [2024-11-02 12:25:32,116 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:25:32,116 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:25:32,116 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:25:32,116 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:25:32,117 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:20" (3/4) ... [2024-11-02 12:25:32,120 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:25:32,122 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:25:32,124 INFO L158 Benchmark]: Toolchain (without parser) took 13997.85ms. Allocated memory was 144.7MB in the beginning and 253.8MB in the end (delta: 109.1MB). Free memory was 107.6MB in the beginning and 182.9MB in the end (delta: -75.3MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2024-11-02 12:25:32,125 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 144.7MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:25:32,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.51ms. Allocated memory is still 144.7MB. Free memory was 107.4MB in the beginning and 89.1MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:25:32,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.96ms. Allocated memory is still 144.7MB. Free memory was 89.1MB in the beginning and 85.2MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:25:32,128 INFO L158 Benchmark]: Boogie Preprocessor took 97.08ms. Allocated memory is still 144.7MB. Free memory was 85.2MB in the beginning and 82.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:25:32,129 INFO L158 Benchmark]: RCFGBuilder took 1910.76ms. Allocated memory was 144.7MB in the beginning and 207.6MB in the end (delta: 62.9MB). Free memory was 81.7MB in the beginning and 158.4MB in the end (delta: -76.7MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-11-02 12:25:32,131 INFO L158 Benchmark]: TraceAbstraction took 11405.98ms. Allocated memory was 207.6MB in the beginning and 253.8MB in the end (delta: 46.1MB). Free memory was 157.4MB in the beginning and 184.0MB in the end (delta: -26.6MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-02 12:25:32,132 INFO L158 Benchmark]: Witness Printer took 5.96ms. Allocated memory is still 253.8MB. Free memory was 184.0MB in the beginning and 182.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:25:32,135 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 144.7MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.51ms. Allocated memory is still 144.7MB. Free memory was 107.4MB in the beginning and 89.1MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.96ms. Allocated memory is still 144.7MB. Free memory was 89.1MB in the beginning and 85.2MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.08ms. Allocated memory is still 144.7MB. Free memory was 85.2MB in the beginning and 82.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1910.76ms. Allocated memory was 144.7MB in the beginning and 207.6MB in the end (delta: 62.9MB). Free memory was 81.7MB in the beginning and 158.4MB in the end (delta: -76.7MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * TraceAbstraction took 11405.98ms. Allocated memory was 207.6MB in the beginning and 253.8MB in the end (delta: 46.1MB). Free memory was 157.4MB in the beginning and 184.0MB in the end (delta: -26.6MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Witness Printer took 5.96ms. Allocated memory is still 253.8MB. Free memory was 184.0MB in the beginning and 182.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 someBinaryDOUBLEComparisonOperation at line 73, overapproximation of shiftRight at line 71, overapproximation of someBinaryArithmeticDOUBLEoperation at line 61. Possible FailurePath: [L39] unsigned char isInitial = 0; [L40-L56] struct WrapperStruct00 WrapperStruct00 = { 4.8, 63.5, 9999999.5, 0.6, 10, -1, 4.4, 7.25, 7.5, 2.3, 128, 0, 4078799264, 500, 25 }; [L57] unsigned long int last_1_WrapperStruct00_var_1_15 = 500; [L121] isInitial = 1 [L122] FCALL initially() [L123] COND TRUE 1 [L124] CALL updateLastVariables() [L114] EXPR WrapperStruct00.var_1_15 [L114] last_1_WrapperStruct00_var_1_15 = WrapperStruct00.var_1_15 [L124] RET updateLastVariables() [L125] CALL updateVariables() [L84] WrapperStruct00.var_1_2 = __VERIFIER_nondet_double() [L85] EXPR WrapperStruct00.var_1_2 [L85] EXPR WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F [L85] EXPR WrapperStruct00.var_1_2 [L85] EXPR WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F [L85] EXPR (WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L85] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L86] WrapperStruct00.var_1_3 = __VERIFIER_nondet_double() [L87] EXPR WrapperStruct00.var_1_3 [L87] EXPR WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F [L87] EXPR (WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) [L87] EXPR WrapperStruct00.var_1_3 [L87] EXPR WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F [L87] EXPR WrapperStruct00.var_1_3 [L87] EXPR WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F [L87] EXPR (WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L87] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L88] WrapperStruct00.var_1_6 = __VERIFIER_nondet_short() [L89] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L89] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L90] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 32) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 32) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L91] WrapperStruct00.var_1_7 = __VERIFIER_nondet_long() [L92] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= -2147483648) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= -2147483648) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L93] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L94] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_7 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_7 != 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L95] WrapperStruct00.var_1_8 = __VERIFIER_nondet_double() [L96] EXPR WrapperStruct00.var_1_8 [L96] EXPR WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L96] EXPR WrapperStruct00.var_1_8 [L96] EXPR WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L96] EXPR (WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L96] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L97] WrapperStruct00.var_1_9 = __VERIFIER_nondet_double() [L98] EXPR WrapperStruct00.var_1_9 [L98] EXPR WrapperStruct00.var_1_9 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L98] EXPR WrapperStruct00.var_1_9 [L98] EXPR WrapperStruct00.var_1_9 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L98] EXPR (WrapperStruct00.var_1_9 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L98] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L99] WrapperStruct00.var_1_10 = __VERIFIER_nondet_double() [L100] EXPR WrapperStruct00.var_1_10 [L100] EXPR WrapperStruct00.var_1_10 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L100] EXPR WrapperStruct00.var_1_10 [L100] EXPR WrapperStruct00.var_1_10 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L100] EXPR (WrapperStruct00.var_1_10 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L100] CALL assume_abort_if_not((WrapperStruct00.var_1_10 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not((WrapperStruct00.var_1_10 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L101] WrapperStruct00.var_1_11 = __VERIFIER_nondet_double() [L102] EXPR WrapperStruct00.var_1_11 [L102] EXPR WrapperStruct00.var_1_11 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F [L102] EXPR WrapperStruct00.var_1_11 [L102] EXPR WrapperStruct00.var_1_11 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F [L102] EXPR (WrapperStruct00.var_1_11 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L102] CALL assume_abort_if_not((WrapperStruct00.var_1_11 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((WrapperStruct00.var_1_11 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L103] WrapperStruct00.var_1_13 = __VERIFIER_nondet_ulong() [L104] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L105] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L106] WrapperStruct00.var_1_14 = __VERIFIER_nondet_ulong() [L107] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L108] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L109] WrapperStruct00.var_1_16 = __VERIFIER_nondet_ulong() [L110] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L111] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L125] RET updateVariables() [L126] CALL step() [L61] EXPR WrapperStruct00.var_1_2 [L61] EXPR WrapperStruct00.var_1_3 [L61] WrapperStruct00.var_1_1 = (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3) [L62] EXPR WrapperStruct00.var_1_13 [L62] COND FALSE !(((((-128) < (last_1_WrapperStruct00_var_1_15)) ? (-128) : (last_1_WrapperStruct00_var_1_15))) < WrapperStruct00.var_1_13) [L69] EXPR WrapperStruct00.var_1_16 [L69] WrapperStruct00.var_1_15 = WrapperStruct00.var_1_16 [L71] EXPR WrapperStruct00.var_1_15 [L71] EXPR WrapperStruct00.var_1_6 [L71] EXPR WrapperStruct00.var_1_15 >> WrapperStruct00.var_1_6 [L71] EXPR WrapperStruct00.var_1_7 [L71] unsigned long int stepLocal_0 = (WrapperStruct00.var_1_15 >> WrapperStruct00.var_1_6) / WrapperStruct00.var_1_7; [L72] COND FALSE !(8 < stepLocal_0) [L75] EXPR WrapperStruct00.var_1_2 [L75] EXPR WrapperStruct00.var_1_8 [L75] COND TRUE WrapperStruct00.var_1_2 < WrapperStruct00.var_1_8 [L76] EXPR WrapperStruct00.var_1_15 [L76] EXPR WrapperStruct00.var_1_6 [L76] ((- WrapperStruct00.var_1_15) <= WrapperStruct00.var_1_6) || (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_10) [L76] EXPR WrapperStruct00.var_1_4 [L76] EXPR WrapperStruct00.var_1_10 [L76] ((- WrapperStruct00.var_1_15) <= WrapperStruct00.var_1_6) || (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_10) [L76] COND FALSE !(((- WrapperStruct00.var_1_15) <= WrapperStruct00.var_1_6) || (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_10)) [L79] EXPR WrapperStruct00.var_1_14 [L79] EXPR WrapperStruct00.var_1_6 [L79] WrapperStruct00.var_1_12 = (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_6) [L126] RET step() [L127] CALL, EXPR property() [L117] EXPR WrapperStruct00.var_1_1 [L117] EXPR WrapperStruct00.var_1_2 [L117] EXPR WrapperStruct00.var_1_3 [L117] EXPR (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && ((8 < ((WrapperStruct00.var_1_15 >> WrapperStruct00.var_1_6) / WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_4 == ((double) (((WrapperStruct00.var_1_8 + WrapperStruct00.var_1_9) + ((((WrapperStruct00.var_1_10) < (1.9)) ? (WrapperStruct00.var_1_10) : (1.9)))) + (99.125 + WrapperStruct00.var_1_11)))) : 1) [L117] EXPR ((WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && ((8 < ((WrapperStruct00.var_1_15 >> WrapperStruct00.var_1_6) / WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_4 == ((double) (((WrapperStruct00.var_1_8 + WrapperStruct00.var_1_9) + ((((WrapperStruct00.var_1_10) < (1.9)) ? (WrapperStruct00.var_1_10) : (1.9)))) + (99.125 + WrapperStruct00.var_1_11)))) : 1)) && ((WrapperStruct00.var_1_2 < WrapperStruct00.var_1_8) ? ((((- WrapperStruct00.var_1_15) <= WrapperStruct00.var_1_6) || (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) ((((WrapperStruct00.var_1_6) < (WrapperStruct00.var_1_13)) ? (WrapperStruct00.var_1_6) : (WrapperStruct00.var_1_13))))) : (WrapperStruct00.var_1_12 == ((unsigned long int) (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_6)))) : 1) [L117] EXPR (((WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && ((8 < ((WrapperStruct00.var_1_15 >> WrapperStruct00.var_1_6) / WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_4 == ((double) (((WrapperStruct00.var_1_8 + WrapperStruct00.var_1_9) + ((((WrapperStruct00.var_1_10) < (1.9)) ? (WrapperStruct00.var_1_10) : (1.9)))) + (99.125 + WrapperStruct00.var_1_11)))) : 1)) && ((WrapperStruct00.var_1_2 < WrapperStruct00.var_1_8) ? ((((- WrapperStruct00.var_1_15) <= WrapperStruct00.var_1_6) || (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) ((((WrapperStruct00.var_1_6) < (WrapperStruct00.var_1_13)) ? (WrapperStruct00.var_1_6) : (WrapperStruct00.var_1_13))))) : (WrapperStruct00.var_1_12 == ((unsigned long int) (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_6)))) : 1)) && ((((((-128) < (last_1_WrapperStruct00_var_1_15)) ? (-128) : (last_1_WrapperStruct00_var_1_15))) < WrapperStruct00.var_1_13) ? ((last_1_WrapperStruct00_var_1_15 > WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_15 == ((unsigned long int) (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_16))) : (WrapperStruct00.var_1_15 == ((unsigned long int) WrapperStruct00.var_1_14))) : (WrapperStruct00.var_1_15 == ((unsigned long int) WrapperStruct00.var_1_16))) [L117-L118] return (((WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && ((8 < ((WrapperStruct00.var_1_15 >> WrapperStruct00.var_1_6) / WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_4 == ((double) (((WrapperStruct00.var_1_8 + WrapperStruct00.var_1_9) + ((((WrapperStruct00.var_1_10) < (1.9)) ? (WrapperStruct00.var_1_10) : (1.9)))) + (99.125 + WrapperStruct00.var_1_11)))) : 1)) && ((WrapperStruct00.var_1_2 < WrapperStruct00.var_1_8) ? ((((- WrapperStruct00.var_1_15) <= WrapperStruct00.var_1_6) || (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_12 == ((unsigned long int) ((((WrapperStruct00.var_1_6) < (WrapperStruct00.var_1_13)) ? (WrapperStruct00.var_1_6) : (WrapperStruct00.var_1_13))))) : (WrapperStruct00.var_1_12 == ((unsigned long int) (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_6)))) : 1)) && ((((((-128) < (last_1_WrapperStruct00_var_1_15)) ? (-128) : (last_1_WrapperStruct00_var_1_15))) < WrapperStruct00.var_1_13) ? ((last_1_WrapperStruct00_var_1_15 > WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_15 == ((unsigned long int) (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_16))) : (WrapperStruct00.var_1_15 == ((unsigned long int) WrapperStruct00.var_1_14))) : (WrapperStruct00.var_1_15 == ((unsigned long int) WrapperStruct00.var_1_16))) ; [L127] RET, EXPR property() [L127] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_15=500] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.3s, OverallIterations: 1, TraceHistogramMax: 17, 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=43occurred 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, 5.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 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 12:25:32,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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_509f7fa7-4f83-43e8-82a1-bae21e985170/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 1ba7c929f0e6efd0a397d94adaa69f0d7bd63f2d787023196b790a71b229b8df --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:34,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:34,812 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:25:34,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:34,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:34,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:34,853 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:34,853 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:34,854 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:34,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:34,855 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:34,855 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:34,856 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:34,858 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:34,858 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:34,859 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:34,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:34,863 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:34,864 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:25:34,864 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:25:34,864 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:34,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:34,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:34,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:34,866 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:25:34,866 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:25:34,866 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:34,866 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:25:34,867 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:25:34,867 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:34,867 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:34,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:34,868 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:25:34,868 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:34,870 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:34,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:34,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:34,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:34,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:34,872 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:25:34,873 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:25:34,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:34,876 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:34,876 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:34,876 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_509f7fa7-4f83-43e8-82a1-bae21e985170/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ba7c929f0e6efd0a397d94adaa69f0d7bd63f2d787023196b790a71b229b8df [2024-11-02 12:25:35,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:35,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:35,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:35,346 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:35,347 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:35,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i Unable to find full path for "g++" [2024-11-02 12:25:37,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:25:37,942 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:25:37,943 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i [2024-11-02 12:25:37,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/data/6eb644f3b/18c21ad6c8c440738d39e02ea20ec27d/FLAGb530664af [2024-11-02 12:25:37,968 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/data/6eb644f3b/18c21ad6c8c440738d39e02ea20ec27d [2024-11-02 12:25:37,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:25:37,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:25:37,973 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:37,973 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:25:37,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:25:37,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:37" (1/1) ... [2024-11-02 12:25:37,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6589a709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:37, skipping insertion in model container [2024-11-02 12:25:37,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:37" (1/1) ... [2024-11-02 12:25:38,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:25:38,251 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_509f7fa7-4f83-43e8-82a1-bae21e985170/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i[916,929] [2024-11-02 12:25:38,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:38,406 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:25:38,424 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_509f7fa7-4f83-43e8-82a1-bae21e985170/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-98.i[916,929] [2024-11-02 12:25:38,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:38,551 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:25:38,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38 WrapperNode [2024-11-02 12:25:38,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:38,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:38,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:25:38,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:25:38,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,658 INFO L138 Inliner]: procedures = 36, calls = 163, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 498 [2024-11-02 12:25:38,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:38,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:25:38,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:25:38,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:25:38,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,684 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:25:38,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:25:38,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:25:38,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:25:38,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (1/1) ... [2024-11-02 12:25:38,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:38,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:38,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:25:38,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:25:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:25:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-02 12:25:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-02 12:25:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-02 12:25:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:25:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:25:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:25:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-02 12:25:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-02 12:25:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:25:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:25:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:25:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:25:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:25:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:25:39,015 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:25:39,018 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:25:46,527 INFO L? ?]: Removed 124 outVars from TransFormulas that were not future-live. [2024-11-02 12:25:46,528 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:25:46,546 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:25:46,547 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:25:46,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:46 BoogieIcfgContainer [2024-11-02 12:25:46,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:25:46,552 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:25:46,553 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:25:46,557 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:25:46,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:25:37" (1/3) ... [2024-11-02 12:25:46,559 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f578d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:46, skipping insertion in model container [2024-11-02 12:25:46,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:38" (2/3) ... [2024-11-02 12:25:46,560 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f578d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:46, skipping insertion in model container [2024-11-02 12:25:46,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:46" (3/3) ... [2024-11-02 12:25:46,562 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-98.i [2024-11-02 12:25:46,583 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:25:46,583 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:25:46,664 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:25:46,672 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;@47dc9ef8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:25:46,673 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:25:46,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 97 states have (on average 1.4329896907216495) internal successors, (139), 98 states have internal predecessors, (139), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-02 12:25:46,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-02 12:25:46,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:46,699 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:25:46,701 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:46,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:46,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1083896104, now seen corresponding path program 1 times [2024-11-02 12:25:46,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:25:46,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1110492779] [2024-11-02 12:25:46,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:46,725 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 12:25:46,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:25:46,735 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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 12:25:46,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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 12:25:47,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:47,398 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:25:47,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:25:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-02 12:25:47,466 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:25:47,468 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:25:47,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1110492779] [2024-11-02 12:25:47,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1110492779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:25:47,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:25:47,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:25:47,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38869839] [2024-11-02 12:25:47,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:25:47,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:25:47,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:25:47,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:25:47,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:25:47,509 INFO L87 Difference]: Start difference. First operand has 117 states, 97 states have (on average 1.4329896907216495) internal successors, (139), 98 states have internal predecessors, (139), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-02 12:25:47,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:25:47,558 INFO L93 Difference]: Finished difference Result 227 states and 357 transitions. [2024-11-02 12:25:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:25:47,561 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 141 [2024-11-02 12:25:47,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:25:47,571 INFO L225 Difference]: With dead ends: 227 [2024-11-02 12:25:47,572 INFO L226 Difference]: Without dead ends: 113 [2024-11-02 12:25:47,577 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 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 12:25:47,583 INFO L432 NwaCegarLoop]: 166 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, 166 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 12:25:47,585 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:25:47,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-02 12:25:47,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2024-11-02 12:25:47,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 94 states have (on average 1.4042553191489362) internal successors, (132), 94 states have internal predecessors, (132), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-02 12:25:47,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 166 transitions. [2024-11-02 12:25:47,653 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 166 transitions. Word has length 141 [2024-11-02 12:25:47,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:25:47,656 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 166 transitions. [2024-11-02 12:25:47,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-02 12:25:47,657 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2024-11-02 12:25:47,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-02 12:25:47,664 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:47,665 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:25:47,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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 12:25:47,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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 12:25:47,866 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:47,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:47,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1572949054, now seen corresponding path program 1 times [2024-11-02 12:25:47,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:25:47,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1824913256] [2024-11-02 12:25:47,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:47,868 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 12:25:47,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:25:47,872 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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 12:25:47,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_509f7fa7-4f83-43e8-82a1-bae21e985170/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 12:25:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:48,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 12:25:48,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:25:48,846 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:25:48,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 173 treesize of output 65 [2024-11-02 12:25:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-02 12:25:48,986 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:25:48,986 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:25:48,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1824913256] [2024-11-02 12:25:48,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1824913256] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:25:48,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:25:48,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:25:48,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790116055] [2024-11-02 12:25:48,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:25:48,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 12:25:48,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:25:48,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 12:25:48,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:25:48,991 INFO L87 Difference]: Start difference. First operand 113 states and 166 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-02 12:25:51,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []