./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 11d74a543cee1f351191abd3a7069f7bb4ba76af68915de79e2fa012ba9bfe73 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:31:27,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:31:27,281 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:31:27,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:31:27,286 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:31:27,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:31:27,325 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:31:27,325 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:31:27,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:31:27,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:31:27,328 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:31:27,329 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:31:27,330 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:31:27,330 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:31:27,330 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:31:27,332 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:31:27,333 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:31:27,333 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:31:27,333 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:31:27,334 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:31:27,334 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:31:27,335 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:31:27,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:31:27,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:31:27,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:31:27,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:31:27,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:31:27,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:31:27,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:31:27,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:31:27,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:31:27,338 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:31:27,338 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:31:27,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:31:27,339 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:31:27,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:31:27,339 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:31:27,339 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:31:27,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:27,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:31:27,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:31:27,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:31:27,341 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:31:27,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:31:27,341 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:31:27,341 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:31:27,342 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:31:27,342 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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11d74a543cee1f351191abd3a7069f7bb4ba76af68915de79e2fa012ba9bfe73 [2024-11-02 12:31:27,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:31:27,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:31:27,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:31:27,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:31:27,658 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:31:27,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i Unable to find full path for "g++" [2024-11-02 12:31:29,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:31:29,913 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:31:29,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i [2024-11-02 12:31:29,923 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/data/5d43f8b30/6f0c29f95d7c4c2aa633ead05f802860/FLAG316006c1a [2024-11-02 12:31:29,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/data/5d43f8b30/6f0c29f95d7c4c2aa633ead05f802860 [2024-11-02 12:31:29,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:31:29,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:31:29,943 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:29,943 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:31:29,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:31:29,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:29" (1/1) ... [2024-11-02 12:31:29,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aba5fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:29, skipping insertion in model container [2024-11-02 12:31:29,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:29" (1/1) ... [2024-11-02 12:31:29,981 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:31:30,175 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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i[916,929] [2024-11-02 12:31:30,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:30,262 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:31:30,275 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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i[916,929] [2024-11-02 12:31:30,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:30,342 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:31:30,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30 WrapperNode [2024-11-02 12:31:30,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:30,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:30,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:31:30,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:31:30,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,437 INFO L138 Inliner]: procedures = 30, calls = 168, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 518 [2024-11-02 12:31:30,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:30,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:31:30,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:31:30,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:31:30,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,512 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:31:30,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:31:30,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:31:30,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:31:30,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (1/1) ... [2024-11-02 12:31:30,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:30,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:31:30,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:31:30,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:31:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:31:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-02 12:31:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:31:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:31:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:31:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:31:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:31:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:31:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:31:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:31:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:31:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:31:30,790 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:31:30,792 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:31:31,719 INFO L? ?]: Removed 149 outVars from TransFormulas that were not future-live. [2024-11-02 12:31:31,719 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:31:32,502 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:31:32,503 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:31:32,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:32 BoogieIcfgContainer [2024-11-02 12:31:32,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:31:32,507 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:31:32,508 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:31:32,512 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:31:32,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:31:29" (1/3) ... [2024-11-02 12:31:32,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ee9033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:32, skipping insertion in model container [2024-11-02 12:31:32,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:30" (2/3) ... [2024-11-02 12:31:32,515 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ee9033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:32, skipping insertion in model container [2024-11-02 12:31:32,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:32" (3/3) ... [2024-11-02 12:31:32,518 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-30.i [2024-11-02 12:31:32,541 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:31:32,541 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:31:32,627 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:31:32,635 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;@5dddaffb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:31:32,636 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:31:32,641 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 12:31:32,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-02 12:31:32,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:32,655 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 12:31:32,655 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:32,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:32,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1057957416, now seen corresponding path program 1 times [2024-11-02 12:31:32,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:31:32,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860200631] [2024-11-02 12:31:32,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:32,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:31:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:31:35,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [537178389] [2024-11-02 12:31:35,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:35,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:31:35,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:31:35,038 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:31:35,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:31:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:31:37,245 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:31:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:31:38,589 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:31:38,592 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:31:38,594 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:31:38,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:31:38,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:31:38,812 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:31:38,946 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:31:38,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:31:38 BoogieIcfgContainer [2024-11-02 12:31:38,958 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:31:38,959 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:31:38,959 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:31:38,959 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:31:38,960 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:32" (3/4) ... [2024-11-02 12:31:38,963 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:31:38,964 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:31:38,966 INFO L158 Benchmark]: Toolchain (without parser) took 9023.94ms. Allocated memory was 127.9MB in the beginning and 224.4MB in the end (delta: 96.5MB). Free memory was 96.8MB in the beginning and 169.6MB in the end (delta: -72.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2024-11-02 12:31:38,967 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 92.3MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:31:38,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.66ms. Allocated memory is still 127.9MB. Free memory was 96.4MB in the beginning and 78.2MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:31:38,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.53ms. Allocated memory is still 127.9MB. Free memory was 78.2MB in the beginning and 73.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-02 12:31:38,970 INFO L158 Benchmark]: Boogie Preprocessor took 96.30ms. Allocated memory is still 127.9MB. Free memory was 73.0MB in the beginning and 69.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:31:38,971 INFO L158 Benchmark]: RCFGBuilder took 1968.33ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 68.8MB in the beginning and 113.3MB in the end (delta: -44.5MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2024-11-02 12:31:38,972 INFO L158 Benchmark]: TraceAbstraction took 6450.94ms. Allocated memory was 167.8MB in the beginning and 224.4MB in the end (delta: 56.6MB). Free memory was 112.2MB in the beginning and 169.6MB in the end (delta: -57.4MB). Peak memory consumption was 110.8MB. Max. memory is 16.1GB. [2024-11-02 12:31:38,972 INFO L158 Benchmark]: Witness Printer took 5.69ms. Allocated memory is still 224.4MB. Free memory is still 169.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:31:38,978 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 92.3MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.66ms. Allocated memory is still 127.9MB. Free memory was 96.4MB in the beginning and 78.2MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.53ms. Allocated memory is still 127.9MB. Free memory was 78.2MB in the beginning and 73.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.30ms. Allocated memory is still 127.9MB. Free memory was 73.0MB in the beginning and 69.2MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1968.33ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 68.8MB in the beginning and 113.3MB in the end (delta: -44.5MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6450.94ms. Allocated memory was 167.8MB in the beginning and 224.4MB in the end (delta: 56.6MB). Free memory was 112.2MB in the beginning and 169.6MB in the end (delta: -57.4MB). Peak memory consumption was 110.8MB. Max. memory is 16.1GB. * Witness Printer took 5.69ms. Allocated memory is still 224.4MB. Free memory is still 169.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of shiftLeft at line 79, overapproximation of someUnaryFLOAToperation at line 85, overapproximation of someBinaryArithmeticFLOAToperation at line 85. Possible FailurePath: [L37] unsigned char isInitial = 0; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 64, 0, 8, -32, 128, 10, 2, 0, 32.5, 127.8, 999.25, 1000000000.5, 256.6 }; [L53] signed long int last_1_WrapperStruct00_var_1_10 = 0; [L125] isInitial = 1 [L126] FCALL initially() [L127] COND TRUE 1 [L128] CALL updateLastVariables() [L118] EXPR WrapperStruct00.var_1_10 [L118] last_1_WrapperStruct00_var_1_10 = WrapperStruct00.var_1_10 [L128] RET updateLastVariables() [L129] CALL updateVariables() [L90] WrapperStruct00.var_1_2 = __VERIFIER_nondet_uchar() [L91] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L92] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L93] WrapperStruct00.var_1_5 = __VERIFIER_nondet_short() [L94] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= -32768) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= -32768) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L95] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 32767) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 32767) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L96] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_5 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(WrapperStruct00.var_1_5 != 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L97] WrapperStruct00.var_1_6 = __VERIFIER_nondet_short() [L98] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= -32768) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= -32768) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L99] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 32767) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 32767) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L100] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_6 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_6 != 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L101] WrapperStruct00.var_1_7 = __VERIFIER_nondet_uchar() [L102] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L103] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L104] WrapperStruct00.var_1_8 = __VERIFIER_nondet_uchar() [L105] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L106] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L107] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L108] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L109] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L110] WrapperStruct00.var_1_13 = __VERIFIER_nondet_float() [L111] EXPR WrapperStruct00.var_1_13 [L111] EXPR WrapperStruct00.var_1_13 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F [L111] EXPR WrapperStruct00.var_1_13 [L111] EXPR WrapperStruct00.var_1_13 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F [L111] EXPR (WrapperStruct00.var_1_13 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L111] CALL assume_abort_if_not((WrapperStruct00.var_1_13 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not((WrapperStruct00.var_1_13 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L112] WrapperStruct00.var_1_14 = __VERIFIER_nondet_float() [L113] EXPR WrapperStruct00.var_1_14 [L113] EXPR WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L113] EXPR WrapperStruct00.var_1_14 [L113] EXPR WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L113] EXPR (WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L113] CALL assume_abort_if_not((WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not((WrapperStruct00.var_1_14 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L114] WrapperStruct00.var_1_15 = __VERIFIER_nondet_float() [L115] EXPR WrapperStruct00.var_1_15 [L115] EXPR WrapperStruct00.var_1_15 >= 0.0F && WrapperStruct00.var_1_15 <= -1.0e-20F [L115] EXPR (WrapperStruct00.var_1_15 >= 0.0F && WrapperStruct00.var_1_15 <= -1.0e-20F) || (WrapperStruct00.var_1_15 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F ) [L115] EXPR WrapperStruct00.var_1_15 [L115] EXPR WrapperStruct00.var_1_15 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F [L115] EXPR WrapperStruct00.var_1_15 [L115] EXPR WrapperStruct00.var_1_15 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F [L115] EXPR (WrapperStruct00.var_1_15 >= 0.0F && WrapperStruct00.var_1_15 <= -1.0e-20F) || (WrapperStruct00.var_1_15 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L115] CALL assume_abort_if_not((WrapperStruct00.var_1_15 >= 0.0F && WrapperStruct00.var_1_15 <= -1.0e-20F) || (WrapperStruct00.var_1_15 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((WrapperStruct00.var_1_15 >= 0.0F && WrapperStruct00.var_1_15 <= -1.0e-20F) || (WrapperStruct00.var_1_15 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L129] RET updateVariables() [L130] CALL step() [L57] EXPR WrapperStruct00.var_1_5 [L57] EXPR WrapperStruct00.var_1_6 [L57] signed long int stepLocal_0 = (last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6; [L58] WrapperStruct00.var_1_2 [L58] COND TRUE WrapperStruct00.var_1_2 [L59] COND FALSE !(last_1_WrapperStruct00_var_1_10 > stepLocal_0) [L65] EXPR WrapperStruct00.var_1_1 [L65] unsigned char stepLocal_2 = WrapperStruct00.var_1_1; [L66] EXPR WrapperStruct00.var_1_1 [L66] EXPR WrapperStruct00.var_1_1 [L66] signed long int stepLocal_1 = WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1; [L67] EXPR WrapperStruct00.var_1_6 [L67] COND FALSE !(stepLocal_1 < WrapperStruct00.var_1_6) [L76] EXPR WrapperStruct00.var_1_9 [L76] WrapperStruct00.var_1_10 = WrapperStruct00.var_1_9 [L78] EXPR WrapperStruct00.var_1_1 [L78] unsigned char stepLocal_4 = WrapperStruct00.var_1_1; [L79] EXPR WrapperStruct00.var_1_9 [L79] EXPR WrapperStruct00.var_1_5 [L79] EXPR WrapperStruct00.var_1_6 [L79] EXPR (WrapperStruct00.var_1_9 / WrapperStruct00.var_1_5) << WrapperStruct00.var_1_6 [L79] signed long int stepLocal_3 = (WrapperStruct00.var_1_9 / WrapperStruct00.var_1_5) << WrapperStruct00.var_1_6; [L80] EXPR WrapperStruct00.var_1_10 [L80] COND FALSE !(stepLocal_4 > WrapperStruct00.var_1_10) [L85] EXPR WrapperStruct00.var_1_13 [L85] EXPR ((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13) [L85] EXPR WrapperStruct00.var_1_13 [L85] EXPR ((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13) [L85] EXPR WrapperStruct00.var_1_15 [L85] WrapperStruct00.var_1_11 = (((((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13))) - WrapperStruct00.var_1_15) [L87] EXPR WrapperStruct00.var_1_15 [L87] WrapperStruct00.var_1_16 = WrapperStruct00.var_1_15 [L130] RET step() [L131] CALL, EXPR property() [L121] EXPR WrapperStruct00.var_1_2 [L121] EXPR WrapperStruct00.var_1_2 ? ((last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_9)) [L121] EXPR WrapperStruct00.var_1_5 [L121] EXPR WrapperStruct00.var_1_6 [L121] EXPR (last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1 [L121] EXPR WrapperStruct00.var_1_2 ? ((last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_9)) [L121] EXPR (WrapperStruct00.var_1_2 ? ((last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_9))) && (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1) < WrapperStruct00.var_1_6) ? (WrapperStruct00.var_1_2 ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_1)) : 1) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_8))) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_9))) [L121] EXPR WrapperStruct00.var_1_1 [L121] EXPR WrapperStruct00.var_1_1 [L121] EXPR WrapperStruct00.var_1_6 [L121] EXPR ((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1) < WrapperStruct00.var_1_6) ? (WrapperStruct00.var_1_2 ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_1)) : 1) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_8))) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_9)) [L121] EXPR WrapperStruct00.var_1_10 [L121] EXPR WrapperStruct00.var_1_9 [L121] EXPR ((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1) < WrapperStruct00.var_1_6) ? (WrapperStruct00.var_1_2 ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_1)) : 1) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_8))) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_9)) [L121] EXPR (WrapperStruct00.var_1_2 ? ((last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_9))) && (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1) < WrapperStruct00.var_1_6) ? (WrapperStruct00.var_1_2 ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_1)) : 1) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_8))) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_9))) [L121] EXPR ((WrapperStruct00.var_1_2 ? ((last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_9))) && (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1) < WrapperStruct00.var_1_6) ? (WrapperStruct00.var_1_2 ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_1)) : 1) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_8))) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_9)))) && ((WrapperStruct00.var_1_1 > WrapperStruct00.var_1_10) ? ((WrapperStruct00.var_1_1 <= ((WrapperStruct00.var_1_9 / WrapperStruct00.var_1_5) << WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_11 == ((float) (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_11 == ((float) (((((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13))) - WrapperStruct00.var_1_15)))) [L121] EXPR WrapperStruct00.var_1_1 [L121] EXPR WrapperStruct00.var_1_10 [L121] EXPR (WrapperStruct00.var_1_1 > WrapperStruct00.var_1_10) ? ((WrapperStruct00.var_1_1 <= ((WrapperStruct00.var_1_9 / WrapperStruct00.var_1_5) << WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_11 == ((float) (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_11 == ((float) (((((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13))) - WrapperStruct00.var_1_15))) [L121] EXPR WrapperStruct00.var_1_11 [L121] EXPR WrapperStruct00.var_1_13 [L121] EXPR ((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13) [L121] EXPR WrapperStruct00.var_1_13 [L121] EXPR ((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13) [L121] EXPR WrapperStruct00.var_1_15 [L121] EXPR (WrapperStruct00.var_1_1 > WrapperStruct00.var_1_10) ? ((WrapperStruct00.var_1_1 <= ((WrapperStruct00.var_1_9 / WrapperStruct00.var_1_5) << WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_11 == ((float) (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_11 == ((float) (((((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13))) - WrapperStruct00.var_1_15))) [L121] EXPR ((WrapperStruct00.var_1_2 ? ((last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_9))) && (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1) < WrapperStruct00.var_1_6) ? (WrapperStruct00.var_1_2 ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_1)) : 1) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_8))) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_9)))) && ((WrapperStruct00.var_1_1 > WrapperStruct00.var_1_10) ? ((WrapperStruct00.var_1_1 <= ((WrapperStruct00.var_1_9 / WrapperStruct00.var_1_5) << WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_11 == ((float) (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_11 == ((float) (((((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13))) - WrapperStruct00.var_1_15)))) [L121] EXPR (((WrapperStruct00.var_1_2 ? ((last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_9))) && (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1) < WrapperStruct00.var_1_6) ? (WrapperStruct00.var_1_2 ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_1)) : 1) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_8))) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_9)))) && ((WrapperStruct00.var_1_1 > WrapperStruct00.var_1_10) ? ((WrapperStruct00.var_1_1 <= ((WrapperStruct00.var_1_9 / WrapperStruct00.var_1_5) << WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_11 == ((float) (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_11 == ((float) (((((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13))) - WrapperStruct00.var_1_15))))) && (WrapperStruct00.var_1_16 == ((float) WrapperStruct00.var_1_15)) [L121-L122] return (((WrapperStruct00.var_1_2 ? ((last_1_WrapperStruct00_var_1_10 > ((last_1_WrapperStruct00_var_1_10 / WrapperStruct00.var_1_5) % WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_1 == ((unsigned char) ((((((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) > (WrapperStruct00.var_1_9)) ? (((((WrapperStruct00.var_1_7) < (WrapperStruct00.var_1_8)) ? (WrapperStruct00.var_1_7) : (WrapperStruct00.var_1_8)))) : (WrapperStruct00.var_1_9))))) : 1) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_9))) && (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_1) < WrapperStruct00.var_1_6) ? (WrapperStruct00.var_1_2 ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_1)) : 1) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_8))) : (WrapperStruct00.var_1_10 == ((signed long int) WrapperStruct00.var_1_9)))) && ((WrapperStruct00.var_1_1 > WrapperStruct00.var_1_10) ? ((WrapperStruct00.var_1_1 <= ((WrapperStruct00.var_1_9 / WrapperStruct00.var_1_5) << WrapperStruct00.var_1_6)) ? (WrapperStruct00.var_1_11 == ((float) (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_11 == ((float) (((((WrapperStruct00.var_1_13) < 0 ) ? -(WrapperStruct00.var_1_13) : (WrapperStruct00.var_1_13))) - WrapperStruct00.var_1_15))))) && (WrapperStruct00.var_1_16 == ((float) WrapperStruct00.var_1_15)) ; [L131] RET, EXPR property() [L131] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_10=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, 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, 4.0s 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 12:31:39,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 11d74a543cee1f351191abd3a7069f7bb4ba76af68915de79e2fa012ba9bfe73 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:31:41,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:31:41,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:31:41,725 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:31:41,726 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:31:41,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:31:41,749 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:31:41,750 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:31:41,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:31:41,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:31:41,751 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:31:41,751 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:31:41,752 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:31:41,752 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:31:41,752 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:31:41,753 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:31:41,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:31:41,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:31:41,754 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:31:41,755 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:31:41,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:31:41,756 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:31:41,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:31:41,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:31:41,757 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:31:41,757 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:31:41,757 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:31:41,758 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:31:41,758 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:31:41,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:31:41,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:31:41,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:31:41,759 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:31:41,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:31:41,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:31:41,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:41,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:31:41,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:31:41,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:31:41,765 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:31:41,765 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:31:41,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:31:41,766 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:31:41,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:31:41,767 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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11d74a543cee1f351191abd3a7069f7bb4ba76af68915de79e2fa012ba9bfe73 [2024-11-02 12:31:42,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:31:42,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:31:42,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:31:42,224 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:31:42,224 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:31:42,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i Unable to find full path for "g++" [2024-11-02 12:31:44,749 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:31:45,000 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:31:45,001 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i [2024-11-02 12:31:45,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/data/0e16cd833/5269dc7daed541ea961212220df4c4c7/FLAG3374a2c92 [2024-11-02 12:31:45,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/data/0e16cd833/5269dc7daed541ea961212220df4c4c7 [2024-11-02 12:31:45,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:31:45,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:31:45,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:45,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:31:45,352 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:31:45,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de36738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45, skipping insertion in model container [2024-11-02 12:31:45,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:31:45,642 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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i[916,929] [2024-11-02 12:31:45,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:45,734 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:31:45,752 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_0c6b64b4-05e6-4d01-8ea6-64700c915efb/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-30.i[916,929] [2024-11-02 12:31:45,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:45,837 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:31:45,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45 WrapperNode [2024-11-02 12:31:45,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:45,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:45,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:31:45,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:31:45,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,918 INFO L138 Inliner]: procedures = 37, calls = 168, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 502 [2024-11-02 12:31:45,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:45,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:31:45,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:31:45,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:31:45,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:45,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:31:45,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:31:45,998 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:31:45,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:31:46,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (1/1) ... [2024-11-02 12:31:46,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:46,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:31:46,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:31:46,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:31:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:31:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:31:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:31:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-02 12:31:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:31:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:31:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-02 12:31:46,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-02 12:31:46,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-02 12:31:46,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-02 12:31:46,094 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:31:46,094 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:31:46,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-02 12:31:46,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:31:46,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:31:46,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:31:46,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:31:46,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:31:46,285 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:31:46,288 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:31:47,646 INFO L? ?]: Removed 142 outVars from TransFormulas that were not future-live. [2024-11-02 12:31:47,647 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:31:47,667 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:31:47,671 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:31:47,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:47 BoogieIcfgContainer [2024-11-02 12:31:47,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:31:47,673 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:31:47,677 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:31:47,682 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:31:47,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:31:45" (1/3) ... [2024-11-02 12:31:47,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a5dd8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:47, skipping insertion in model container [2024-11-02 12:31:47,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:45" (2/3) ... [2024-11-02 12:31:47,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a5dd8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:47, skipping insertion in model container [2024-11-02 12:31:47,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:47" (3/3) ... [2024-11-02 12:31:47,688 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-30.i [2024-11-02 12:31:47,708 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:31:47,709 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:31:47,783 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:31:47,790 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;@296826d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:31:47,790 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:31:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand has 115 states, 95 states have (on average 1.4105263157894736) internal successors, (134), 96 states have internal predecessors, (134), 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 12:31:47,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-02 12:31:47,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:47,813 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] [2024-11-02 12:31:47,813 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:47,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:47,819 INFO L85 PathProgramCache]: Analyzing trace with hash 2125365376, now seen corresponding path program 1 times [2024-11-02 12:31:47,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:47,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2124300221] [2024-11-02 12:31:47,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:47,835 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 12:31:47,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:47,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:47,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:48,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:31:48,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-02 12:31:48,482 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:48,483 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:48,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2124300221] [2024-11-02 12:31:48,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2124300221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:48,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:48,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:31:48,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004178355] [2024-11-02 12:31:48,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:48,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:31:48,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:48,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:31:48,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:31:48,520 INFO L87 Difference]: Start difference. First operand has 115 states, 95 states have (on average 1.4105263157894736) internal successors, (134), 96 states have internal predecessors, (134), 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 29.0) internal successors, (58), 2 states have internal predecessors, (58), 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 12:31:48,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:48,570 INFO L93 Difference]: Finished difference Result 223 states and 347 transitions. [2024-11-02 12:31:48,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:31:48,573 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 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 136 [2024-11-02 12:31:48,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:48,586 INFO L225 Difference]: With dead ends: 223 [2024-11-02 12:31:48,586 INFO L226 Difference]: Without dead ends: 111 [2024-11-02 12:31:48,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 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 12:31:48,593 INFO L432 NwaCegarLoop]: 161 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, 161 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 12:31:48,595 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:31:48,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-02 12:31:48,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-02 12:31:48,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 92 states have (on average 1.3804347826086956) internal successors, (127), 92 states have internal predecessors, (127), 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 12:31:48,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 161 transitions. [2024-11-02 12:31:48,648 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 161 transitions. Word has length 136 [2024-11-02 12:31:48,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:48,649 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 161 transitions. [2024-11-02 12:31:48,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 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 12:31:48,650 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 161 transitions. [2024-11-02 12:31:48,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-02 12:31:48,656 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:48,656 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] [2024-11-02 12:31:48,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:48,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:48,862 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:48,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:48,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1684767002, now seen corresponding path program 1 times [2024-11-02 12:31:48,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:48,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2024205957] [2024-11-02 12:31:48,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:48,865 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 12:31:48,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:48,870 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:48,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:49,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:31:49,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:49,531 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 12:31:49,534 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:49,535 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:49,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2024205957] [2024-11-02 12:31:49,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2024205957] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:49,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:49,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:31:49,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357564703] [2024-11-02 12:31:49,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:49,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:31:49,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:49,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:31:49,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:31:49,541 INFO L87 Difference]: Start difference. First operand 111 states and 161 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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 12:31:49,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:49,666 INFO L93 Difference]: Finished difference Result 224 states and 326 transitions. [2024-11-02 12:31:49,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 12:31:49,670 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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) Word has length 136 [2024-11-02 12:31:49,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:49,672 INFO L225 Difference]: With dead ends: 224 [2024-11-02 12:31:49,672 INFO L226 Difference]: Without dead ends: 116 [2024-11-02 12:31:49,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:31:49,676 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 1 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:49,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 611 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:31:49,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-02 12:31:49,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-02 12:31:49,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.3645833333333333) internal successors, (131), 96 states have internal predecessors, (131), 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 12:31:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 165 transitions. [2024-11-02 12:31:49,702 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 165 transitions. Word has length 136 [2024-11-02 12:31:49,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:49,704 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 165 transitions. [2024-11-02 12:31:49,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 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 12:31:49,705 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2024-11-02 12:31:49,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-02 12:31:49,708 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:49,709 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] [2024-11-02 12:31:49,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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)] Ended with exit code 0 [2024-11-02 12:31:49,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:49,910 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:49,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:49,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1686614044, now seen corresponding path program 1 times [2024-11-02 12:31:49,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:49,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1672582640] [2024-11-02 12:31:49,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:49,916 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 12:31:49,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:49,929 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:49,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 (4)] Waiting until timeout for monitored process [2024-11-02 12:31:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:50,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 12:31:50,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:51,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-02 12:31:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-02 12:31:51,120 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:51,120 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:51,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1672582640] [2024-11-02 12:31:51,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1672582640] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:51,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:51,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:31:51,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131274648] [2024-11-02 12:31:51,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:51,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 12:31:51,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:51,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 12:31:51,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:31:51,123 INFO L87 Difference]: Start difference. First operand 115 states and 165 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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 12:31:52,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:52,606 INFO L93 Difference]: Finished difference Result 228 states and 328 transitions. [2024-11-02 12:31:52,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-02 12:31:52,607 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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 136 [2024-11-02 12:31:52,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:52,609 INFO L225 Difference]: With dead ends: 228 [2024-11-02 12:31:52,609 INFO L226 Difference]: Without dead ends: 116 [2024-11-02 12:31:52,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-02 12:31:52,615 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 99 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:52,616 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 454 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-02 12:31:52,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-02 12:31:52,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 115. [2024-11-02 12:31:52,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 96 states have internal predecessors, (130), 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 12:31:52,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 164 transitions. [2024-11-02 12:31:52,628 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 164 transitions. Word has length 136 [2024-11-02 12:31:52,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:52,629 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 164 transitions. [2024-11-02 12:31:52,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 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 12:31:52,629 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 164 transitions. [2024-11-02 12:31:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-02 12:31:52,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:52,632 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] [2024-11-02 12:31:52,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 (4)] Ended with exit code 0 [2024-11-02 12:31:52,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:52,833 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:52,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:52,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1559274848, now seen corresponding path program 1 times [2024-11-02 12:31:52,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:52,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1116419228] [2024-11-02 12:31:52,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:52,835 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 12:31:52,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:52,839 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:52,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 (5)] Waiting until timeout for monitored process [2024-11-02 12:31:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:53,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:31:53,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:53,338 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-02 12:31:53,339 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:53,339 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:53,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1116419228] [2024-11-02 12:31:53,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1116419228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:53,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:53,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-02 12:31:53,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623480274] [2024-11-02 12:31:53,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:53,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 12:31:53,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:53,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 12:31:53,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:31:53,342 INFO L87 Difference]: Start difference. First operand 115 states and 164 transitions. Second operand has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (17), 1 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 12:31:53,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:53,682 INFO L93 Difference]: Finished difference Result 231 states and 330 transitions. [2024-11-02 12:31:53,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-02 12:31:53,691 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (17), 1 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 138 [2024-11-02 12:31:53,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:53,693 INFO L225 Difference]: With dead ends: 231 [2024-11-02 12:31:53,693 INFO L226 Difference]: Without dead ends: 117 [2024-11-02 12:31:53,694 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-02 12:31:53,695 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 1 mSDsluCounter, 514 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:53,696 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 654 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-02 12:31:53,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-02 12:31:53,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 115. [2024-11-02 12:31:53,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 96 states have (on average 1.34375) internal successors, (129), 96 states have internal predecessors, (129), 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 12:31:53,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 163 transitions. [2024-11-02 12:31:53,705 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 163 transitions. Word has length 138 [2024-11-02 12:31:53,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:53,706 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 163 transitions. [2024-11-02 12:31:53,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (17), 1 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 12:31:53,707 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 163 transitions. [2024-11-02 12:31:53,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-02 12:31:53,709 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:53,709 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] [2024-11-02 12:31:53,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 (5)] Ended with exit code 0 [2024-11-02 12:31:53,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:53,910 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:53,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:53,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1049801758, now seen corresponding path program 1 times [2024-11-02 12:31:53,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:53,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [931611623] [2024-11-02 12:31:53,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:53,912 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 12:31:53,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:53,914 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:53,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 (6)] Waiting until timeout for monitored process [2024-11-02 12:31:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:54,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 12:31:54,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:54,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-02 12:31:54,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2024-11-02 12:31:54,562 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:31:54,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2024-11-02 12:31:54,612 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:31:54,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 18 [2024-11-02 12:31:54,655 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 12:31:54,655 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:54,655 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:54,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [931611623] [2024-11-02 12:31:54,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [931611623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:54,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:54,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:31:54,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989922704] [2024-11-02 12:31:54,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:54,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:31:54,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:54,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:31:54,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:31:54,661 INFO L87 Difference]: Start difference. First operand 115 states and 163 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 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 12:31:57,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:57,323 INFO L93 Difference]: Finished difference Result 378 states and 532 transitions. [2024-11-02 12:31:57,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 12:31:57,324 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 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) Word has length 138 [2024-11-02 12:31:57,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:57,326 INFO L225 Difference]: With dead ends: 378 [2024-11-02 12:31:57,326 INFO L226 Difference]: Without dead ends: 266 [2024-11-02 12:31:57,327 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:31:57,328 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 242 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:57,328 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 402 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-02 12:31:57,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2024-11-02 12:31:57,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 192. [2024-11-02 12:31:57,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 160 states have (on average 1.3375) internal successors, (214), 161 states have internal predecessors, (214), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-02 12:31:57,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 272 transitions. [2024-11-02 12:31:57,357 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 272 transitions. Word has length 138 [2024-11-02 12:31:57,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:57,358 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 272 transitions. [2024-11-02 12:31:57,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 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 12:31:57,358 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 272 transitions. [2024-11-02 12:31:57,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-02 12:31:57,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:57,366 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] [2024-11-02 12:31:57,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 (6)] Ended with exit code 0 [2024-11-02 12:31:57,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:57,567 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:57,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:57,568 INFO L85 PathProgramCache]: Analyzing trace with hash -2014946084, now seen corresponding path program 1 times [2024-11-02 12:31:57,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:57,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1612047044] [2024-11-02 12:31:57,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:57,569 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 12:31:57,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:57,570 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 12:31:57,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c6b64b4-05e6-4d01-8ea6-64700c915efb/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 (7)] Waiting until timeout for monitored process [2024-11-02 12:31:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:58,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-02 12:31:58,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:58,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-02 12:31:58,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-02 12:31:58,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-02 12:31:58,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-02 12:31:58,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2024-11-02 12:31:58,220 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:31:58,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2024-11-02 12:31:58,323 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:31:58,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 36 [2024-11-02 12:31:58,364 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:31:58,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 36 [2024-11-02 12:31:58,428 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:31:58,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 35 [2024-11-02 12:31:58,472 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 12:31:58,473 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:58,473 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:58,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1612047044] [2024-11-02 12:31:58,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1612047044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:58,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:58,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-02 12:31:58,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726581124] [2024-11-02 12:31:58,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:58,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 12:31:58,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:58,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 12:31:58,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:31:58,476 INFO L87 Difference]: Start difference. First operand 192 states and 272 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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)