./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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_d1810e06-003e-429f-9d55-b173f037905a/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 a2911b8889dd63413414f522ab20bad4acbdc28dfebaab4294bb46a3c6eab490 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:36:34,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:36:34,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:36:34,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:36:34,286 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:36:34,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:36:34,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:36:34,309 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:36:34,309 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:36:34,310 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:36:34,310 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:36:34,311 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:36:34,311 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:36:34,312 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:36:34,312 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:36:34,312 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:36:34,313 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:36:34,313 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:36:34,314 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:36:34,314 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:36:34,315 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:36:34,318 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:36:34,319 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:36:34,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:36:34,319 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:36:34,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:36:34,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:36:34,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:36:34,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:36:34,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:36:34,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:36:34,332 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:36:34,332 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:36:34,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:36:34,333 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:36:34,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:36:34,335 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:36:34,335 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:36:34,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:34,336 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:36:34,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:36:34,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:36:34,338 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:36:34,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:36:34,339 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:36:34,339 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:36:34,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:36:34,340 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_d1810e06-003e-429f-9d55-b173f037905a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2911b8889dd63413414f522ab20bad4acbdc28dfebaab4294bb46a3c6eab490 [2024-11-02 12:36:34,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:36:34,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:36:34,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:36:34,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:36:34,675 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:36:34,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i Unable to find full path for "g++" [2024-11-02 12:36:36,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:36:36,969 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:36:36,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i [2024-11-02 12:36:36,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/data/d61c0d134/afecf9a37a69470aba15f41151abf078/FLAGf026bc79f [2024-11-02 12:36:37,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/data/d61c0d134/afecf9a37a69470aba15f41151abf078 [2024-11-02 12:36:37,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:36:37,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:36:37,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:37,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:36:37,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:36:37,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f4cdfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37, skipping insertion in model container [2024-11-02 12:36:37,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,329 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:36:37,537 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_d1810e06-003e-429f-9d55-b173f037905a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i[916,929] [2024-11-02 12:36:37,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:37,665 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:36:37,680 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_d1810e06-003e-429f-9d55-b173f037905a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i[916,929] [2024-11-02 12:36:37,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:37,786 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:36:37,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37 WrapperNode [2024-11-02 12:36:37,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:37,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:37,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:36:37,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:36:37,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,866 INFO L138 Inliner]: procedures = 29, calls = 180, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 539 [2024-11-02 12:36:37,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:37,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:36:37,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:36:37,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:36:37,881 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:36:37,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:36:37,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:36:37,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:36:37,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (1/1) ... [2024-11-02 12:36:37,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:37,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:37,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:36:37,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:36:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:36:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:36:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:36:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:36:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:36:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-02 12:36:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:36:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:36:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:36:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:36:38,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:36:38,201 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:36:38,204 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:36:38,906 INFO L? ?]: Removed 148 outVars from TransFormulas that were not future-live. [2024-11-02 12:36:38,907 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:36:39,533 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:36:39,535 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:36:39,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:39 BoogieIcfgContainer [2024-11-02 12:36:39,536 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:36:39,539 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:36:39,541 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:36:39,545 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:36:39,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:36:37" (1/3) ... [2024-11-02 12:36:39,547 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7998f72e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:39, skipping insertion in model container [2024-11-02 12:36:39,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:37" (2/3) ... [2024-11-02 12:36:39,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7998f72e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:36:39, skipping insertion in model container [2024-11-02 12:36:39,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:39" (3/3) ... [2024-11-02 12:36:39,550 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-23.i [2024-11-02 12:36:39,570 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:36:39,570 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:36:39,644 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:36:39,653 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;@777a0880, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:36:39,653 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:36:39,658 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:36:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-02 12:36:39,669 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:36:39,670 INFO L215 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:36:39,671 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:36:39,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:36:39,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1593623863, now seen corresponding path program 1 times [2024-11-02 12:36:39,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:36:39,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403609613] [2024-11-02 12:36:39,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:39,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:36:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:36:41,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1726145382] [2024-11-02 12:36:41,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:36:41,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:36:41,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:41,860 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:36:41,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:36:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:36:43,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:36:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:36:44,279 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:36:44,282 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:36:44,283 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:36:44,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:36:44,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:36:44,493 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:36:44,592 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:36:44,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:36:44 BoogieIcfgContainer [2024-11-02 12:36:44,598 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:36:44,598 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:36:44,599 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:36:44,599 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:36:44,599 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:36:39" (3/4) ... [2024-11-02 12:36:44,602 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:36:44,604 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:36:44,605 INFO L158 Benchmark]: Toolchain (without parser) took 7324.19ms. Allocated memory was 155.2MB in the beginning and 251.7MB in the end (delta: 96.5MB). Free memory was 121.4MB in the beginning and 191.6MB in the end (delta: -70.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-02 12:36:44,607 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 155.2MB. Free memory is still 123.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:36:44,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.55ms. Allocated memory is still 155.2MB. Free memory was 120.9MB in the beginning and 103.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:36:44,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.49ms. Allocated memory is still 155.2MB. Free memory was 103.0MB in the beginning and 98.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:36:44,610 INFO L158 Benchmark]: Boogie Preprocessor took 72.41ms. Allocated memory is still 155.2MB. Free memory was 98.9MB in the beginning and 95.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:36:44,611 INFO L158 Benchmark]: RCFGBuilder took 1596.07ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 95.2MB in the beginning and 98.3MB in the end (delta: -3.1MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2024-11-02 12:36:44,611 INFO L158 Benchmark]: TraceAbstraction took 5058.30ms. Allocated memory was 192.9MB in the beginning and 251.7MB in the end (delta: 58.7MB). Free memory was 97.2MB in the beginning and 192.6MB in the end (delta: -95.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:36:44,612 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 251.7MB. Free memory is still 192.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:36:44,616 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 155.2MB. Free memory is still 123.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.55ms. Allocated memory is still 155.2MB. Free memory was 120.9MB in the beginning and 103.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.49ms. Allocated memory is still 155.2MB. Free memory was 103.0MB in the beginning and 98.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.41ms. Allocated memory is still 155.2MB. Free memory was 98.9MB in the beginning and 95.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1596.07ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 95.2MB in the beginning and 98.3MB in the end (delta: -3.1MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * TraceAbstraction took 5058.30ms. Allocated memory was 192.9MB in the beginning and 251.7MB in the end (delta: 58.7MB). Free memory was 97.2MB in the beginning and 192.6MB in the end (delta: -95.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 251.7MB. Free memory is still 192.6MB. 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 35. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 0}, {0, 0} }; [L25-L27] float float_Array_0[5] = { 1.75, 9.75, 1.4, 999.7, 1.2 }; [L28-L30] unsigned long int unsigned_long_int_Array_0[2][2][2] = { {{1394088949, 25}, {16, 16}}, {{0, 64}, {1277342739, 0}} }; [L94] isInitial = 1 [L95] FCALL initially() [L96] COND TRUE 1 [L97] FCALL updateLastVariables() [L98] CALL updateVariables() [L54] BOOL_unsigned_char_Array_0[0][0] = __VERIFIER_nondet_uchar() [L55] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L55] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L56] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L56] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L57] BOOL_unsigned_char_Array_0[1][1] = __VERIFIER_nondet_uchar() [L58] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L58] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L59] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L59] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L60] float_Array_0[0] = __VERIFIER_nondet_float() [L61] EXPR float_Array_0[0] [L61] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F [L61] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) [L61] EXPR float_Array_0[0] [L61] EXPR float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F [L61] EXPR float_Array_0[0] [L61] EXPR float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F [L61] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L61] CALL assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L62] float_Array_0[1] = __VERIFIER_nondet_float() [L63] EXPR float_Array_0[1] [L63] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L63] EXPR float_Array_0[1] [L63] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L63] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L63] CALL assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L64] float_Array_0[2] = __VERIFIER_nondet_float() [L65] EXPR float_Array_0[2] [L65] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L65] EXPR float_Array_0[2] [L65] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L65] EXPR (float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L65] CALL assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L66] float_Array_0[3] = __VERIFIER_nondet_float() [L67] EXPR float_Array_0[3] [L67] EXPR float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F [L67] EXPR float_Array_0[3] [L67] EXPR float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F [L67] EXPR (float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854776000e+12F && float_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L67] CALL assume_abort_if_not((float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854776000e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854776000e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L68] EXPR float_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L68] CALL assume_abort_if_not(float_Array_0[3] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(float_Array_0[3] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L69] float_Array_0[4] = __VERIFIER_nondet_float() [L70] EXPR float_Array_0[4] [L70] EXPR float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F [L70] EXPR float_Array_0[4] [L70] EXPR float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F [L70] EXPR (float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854776000e+12F && float_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L70] CALL assume_abort_if_not((float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854776000e+12F && float_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854776000e+12F && float_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L71] unsigned_long_int_Array_0[0][0][0] = __VERIFIER_nondet_ulong() [L72] EXPR unsigned_long_int_Array_0[0][0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L72] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0][0] >= 1073741824) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0][0] >= 1073741824) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L73] EXPR unsigned_long_int_Array_0[0][0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L73] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L74] unsigned_long_int_Array_0[1][0][0] = __VERIFIER_nondet_ulong() [L75] EXPR unsigned_long_int_Array_0[1][0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L75] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L76] EXPR unsigned_long_int_Array_0[1][0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L76] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L77] unsigned_long_int_Array_0[1][1][0] = __VERIFIER_nondet_ulong() [L78] EXPR unsigned_long_int_Array_0[1][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L78] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1][0] >= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1][0] >= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L79] EXPR unsigned_long_int_Array_0[1][1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L79] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L80] unsigned_long_int_Array_0[1][0][1] = __VERIFIER_nondet_ulong() [L81] EXPR unsigned_long_int_Array_0[1][0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L81] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L82] EXPR unsigned_long_int_Array_0[1][0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L82] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0][1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0][1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L83] unsigned_long_int_Array_0[0][1][1] = __VERIFIER_nondet_ulong() [L84] EXPR unsigned_long_int_Array_0[0][1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L84] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L85] EXPR unsigned_long_int_Array_0[0][1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L85] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1][1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1][1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L98] RET updateVariables() [L99] CALL step() [L34] EXPR unsigned_long_int_Array_0[0][1][1] [L34] EXPR unsigned_long_int_Array_0[1][0][1] [L34] EXPR ((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]) [L34] EXPR unsigned_long_int_Array_0[1][0][1] [L34] EXPR ((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]) [L34] unsigned_long_int_Array_0[1][1][1] = ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))) [L35] EXPR float_Array_0[4] [L35] EXPR float_Array_0[3] [L35] EXPR float_Array_0[2] [L35] EXPR float_Array_0[1] [L35] EXPR float_Array_0[0] [L35] COND FALSE !((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) [L38] EXPR unsigned_long_int_Array_0[0][1][1] [L38] EXPR unsigned_long_int_Array_0[1][1][0] [L38] EXPR unsigned_long_int_Array_0[0][0][0] [L38] EXPR unsigned_long_int_Array_0[1][0][0] [L38] EXPR ((unsigned_long_int_Array_0[0][1][1]) > (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))) ? (unsigned_long_int_Array_0[0][1][1]) : (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0])) [L38] EXPR unsigned_long_int_Array_0[1][1][0] [L38] EXPR unsigned_long_int_Array_0[0][0][0] [L38] EXPR unsigned_long_int_Array_0[1][0][0] [L38] EXPR ((unsigned_long_int_Array_0[0][1][1]) > (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))) ? (unsigned_long_int_Array_0[0][1][1]) : (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0])) [L38] unsigned_long_int_Array_0[0][1][0] = ((((unsigned_long_int_Array_0[0][1][1]) > (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))) ? (unsigned_long_int_Array_0[0][1][1]) : (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0])))) [L39] EXPR float_Array_0[4] [L39] unsigned char stepLocal_0 = (- float_Array_0[4]) != 1.9f; [L40] stepLocal_0 || ((unsigned_long_int_Array_0[0][0][1] * unsigned_long_int_Array_0[1][0][0]) < unsigned_long_int_Array_0[1][0][1]) [L40] EXPR unsigned_long_int_Array_0[0][0][1] [L40] EXPR unsigned_long_int_Array_0[1][0][0] [L40] EXPR unsigned_long_int_Array_0[1][0][1] [L40] stepLocal_0 || ((unsigned_long_int_Array_0[0][0][1] * unsigned_long_int_Array_0[1][0][0]) < unsigned_long_int_Array_0[1][0][1]) [L40] COND TRUE stepLocal_0 || ((unsigned_long_int_Array_0[0][0][1] * unsigned_long_int_Array_0[1][0][0]) < unsigned_long_int_Array_0[1][0][1]) [L41] EXPR BOOL_unsigned_char_Array_0[1][1] [L41] BOOL_unsigned_char_Array_0[0][1] = (! BOOL_unsigned_char_Array_0[1][1]) [L45] BOOL_unsigned_char_Array_0[0][1] [L45] COND TRUE BOOL_unsigned_char_Array_0[0][1] [L46] EXPR float_Array_0[4] [L46] EXPR float_Array_0[3] [L46] EXPR float_Array_0[1] [L46] EXPR float_Array_0[0] [L46] COND FALSE !(! ((float_Array_0[4] / float_Array_0[3]) < (float_Array_0[1] - float_Array_0[0]))) [L99] RET step() [L100] CALL, EXPR property() [L90] EXPR unsigned_long_int_Array_0[1][1][1] [L90] EXPR unsigned_long_int_Array_0[0][1][1] [L90] EXPR unsigned_long_int_Array_0[1][0][1] [L90] EXPR ((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]) [L90] EXPR unsigned_long_int_Array_0[1][0][1] [L90] EXPR ((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]) [L90] EXPR (unsigned_long_int_Array_0[1][1][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) && (((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) ? (unsigned_long_int_Array_0[0][0][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) : 1) [L90] EXPR float_Array_0[4] [L90] EXPR float_Array_0[3] [L90] EXPR float_Array_0[2] [L90] EXPR float_Array_0[1] [L90] EXPR float_Array_0[0] [L90] EXPR ((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) ? (unsigned_long_int_Array_0[0][0][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) : 1 [L90] EXPR unsigned_long_int_Array_0[0][0][1] [L90] EXPR unsigned_long_int_Array_0[0][1][1] [L90] EXPR unsigned_long_int_Array_0[1][0][1] [L90] EXPR ((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]) [L90] EXPR unsigned_long_int_Array_0[1][0][1] [L90] EXPR ((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]) [L90] EXPR ((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) ? (unsigned_long_int_Array_0[0][0][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) : 1 [L90] EXPR (unsigned_long_int_Array_0[1][1][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) && (((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) ? (unsigned_long_int_Array_0[0][0][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) : 1) [L90] EXPR ((unsigned_long_int_Array_0[1][1][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) && (((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) ? (unsigned_long_int_Array_0[0][0][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) : 1)) && (unsigned_long_int_Array_0[0][1][0] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) > (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))) ? (unsigned_long_int_Array_0[0][1][1]) : (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0])))))) [L90] EXPR (((unsigned_long_int_Array_0[1][1][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) && (((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) ? (unsigned_long_int_Array_0[0][0][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) : 1)) && (unsigned_long_int_Array_0[0][1][0] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) > (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))) ? (unsigned_long_int_Array_0[0][1][1]) : (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))))))) && (BOOL_unsigned_char_Array_0[0][1] ? ((! ((float_Array_0[4] / float_Array_0[3]) < (float_Array_0[1] - float_Array_0[0]))) ? (BOOL_unsigned_char_Array_0[0][1] ? (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[0][0]))) : 1) : 1) : 1) [L90] EXPR ((((unsigned_long_int_Array_0[1][1][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) && (((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) ? (unsigned_long_int_Array_0[0][0][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) : 1)) && (unsigned_long_int_Array_0[0][1][0] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) > (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))) ? (unsigned_long_int_Array_0[0][1][1]) : (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))))))) && (BOOL_unsigned_char_Array_0[0][1] ? ((! ((float_Array_0[4] / float_Array_0[3]) < (float_Array_0[1] - float_Array_0[0]))) ? (BOOL_unsigned_char_Array_0[0][1] ? (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[0][0]))) : 1) : 1) : 1)) && ((((- float_Array_0[4]) != 1.9f) || ((unsigned_long_int_Array_0[0][0][1] * unsigned_long_int_Array_0[1][0][0]) < unsigned_long_int_Array_0[1][0][1])) ? (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][1]))) : (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1]))) [L90-L91] return ((((unsigned_long_int_Array_0[1][1][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) && (((float_Array_0[4] / float_Array_0[3]) <= (float_Array_0[2] + (float_Array_0[1] - float_Array_0[0]))) ? (unsigned_long_int_Array_0[0][0][1] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) < (unsigned_long_int_Array_0[1][0][1])) ? (unsigned_long_int_Array_0[0][1][1]) : (unsigned_long_int_Array_0[1][0][1]))))) : 1)) && (unsigned_long_int_Array_0[0][1][0] == ((unsigned long int) ((((unsigned_long_int_Array_0[0][1][1]) > (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))) ? (unsigned_long_int_Array_0[0][1][1]) : (((unsigned_long_int_Array_0[1][1][0] + unsigned_long_int_Array_0[0][0][0]) - unsigned_long_int_Array_0[1][0][0]))))))) && (BOOL_unsigned_char_Array_0[0][1] ? ((! ((float_Array_0[4] / float_Array_0[3]) < (float_Array_0[1] - float_Array_0[0]))) ? (BOOL_unsigned_char_Array_0[0][1] ? (BOOL_unsigned_char_Array_0[1][0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[0][0]))) : 1) : 1) : 1)) && ((((- float_Array_0[4]) != 1.9f) || ((unsigned_long_int_Array_0[0][0][1] * unsigned_long_int_Array_0[1][0][0]) < unsigned_long_int_Array_0[1][0][1])) ? (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][1]))) : (BOOL_unsigned_char_Array_0[0][1] == ((unsigned char) BOOL_unsigned_char_Array_0[1][1]))) ; [L100] RET, EXPR property() [L100] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 1, TraceHistogramMax: 20, 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=49occurred 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, 3.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:36:44,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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_d1810e06-003e-429f-9d55-b173f037905a/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 a2911b8889dd63413414f522ab20bad4acbdc28dfebaab4294bb46a3c6eab490 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:36:47,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:36:47,504 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:36:47,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:36:47,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:36:47,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:36:47,592 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:36:47,596 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:36:47,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:36:47,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:36:47,599 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:36:47,600 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:36:47,600 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:36:47,601 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:36:47,603 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:36:47,603 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:36:47,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:36:47,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:36:47,605 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:36:47,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:36:47,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:36:47,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:36:47,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:36:47,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:36:47,612 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:36:47,612 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:36:47,612 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:36:47,613 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:36:47,613 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:36:47,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:36:47,614 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:36:47,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:36:47,614 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:36:47,615 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:36:47,615 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:36:47,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:47,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:36:47,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:36:47,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:36:47,617 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:36:47,617 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:36:47,622 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:36:47,622 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:36:47,622 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:36:47,623 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_d1810e06-003e-429f-9d55-b173f037905a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2911b8889dd63413414f522ab20bad4acbdc28dfebaab4294bb46a3c6eab490 [2024-11-02 12:36:48,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:36:48,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:36:48,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:36:48,137 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:36:48,139 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:36:48,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i Unable to find full path for "g++" [2024-11-02 12:36:50,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:36:50,770 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:36:50,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i [2024-11-02 12:36:50,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/data/c4ca98b71/6565a7d74b4e44259b71330a28c8fed5/FLAG8702d8d96 [2024-11-02 12:36:50,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/data/c4ca98b71/6565a7d74b4e44259b71330a28c8fed5 [2024-11-02 12:36:50,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:36:50,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:36:50,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:50,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:36:50,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:36:50,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:50" (1/1) ... [2024-11-02 12:36:50,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@475403a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:50, skipping insertion in model container [2024-11-02 12:36:50,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:36:50" (1/1) ... [2024-11-02 12:36:50,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:36:51,096 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_d1810e06-003e-429f-9d55-b173f037905a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i[916,929] [2024-11-02 12:36:51,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:51,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:36:51,287 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_d1810e06-003e-429f-9d55-b173f037905a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-23.i[916,929] [2024-11-02 12:36:51,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:36:51,402 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:36:51,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51 WrapperNode [2024-11-02 12:36:51,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:36:51,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:51,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:36:51,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:36:51,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,506 INFO L138 Inliner]: procedures = 33, calls = 180, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 539 [2024-11-02 12:36:51,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:36:51,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:36:51,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:36:51,510 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:36:51,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,568 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:36:51,575 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:36:51,575 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:36:51,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:36:51,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (1/1) ... [2024-11-02 12:36:51,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:36:51,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:36:51,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:36:51,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:36:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:36:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:36:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:36:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-02 12:36:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-02 12:36:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:36:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-02 12:36:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-02 12:36:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:36:51,664 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:36:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:36:51,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:36:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:36:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:36:51,816 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:36:51,818 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:37:03,938 INFO L? ?]: Removed 147 outVars from TransFormulas that were not future-live. [2024-11-02 12:37:03,938 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:37:03,961 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:37:03,963 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:37:03,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:03 BoogieIcfgContainer [2024-11-02 12:37:03,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:37:03,966 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:37:03,966 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:37:03,970 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:37:03,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:36:50" (1/3) ... [2024-11-02 12:37:03,972 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5240357c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:03, skipping insertion in model container [2024-11-02 12:37:03,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:36:51" (2/3) ... [2024-11-02 12:37:03,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5240357c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:03, skipping insertion in model container [2024-11-02 12:37:03,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:03" (3/3) ... [2024-11-02 12:37:03,976 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-23.i [2024-11-02 12:37:03,994 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:37:03,994 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:37:04,075 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:37:04,084 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;@5edfd398, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:37:04,085 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:37:04,090 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 102 states have internal predecessors, (143), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:37:04,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-02 12:37:04,110 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:04,111 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:37:04,112 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:37:04,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:04,117 INFO L85 PathProgramCache]: Analyzing trace with hash 226038208, now seen corresponding path program 1 times [2024-11-02 12:37:04,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:37:04,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [513714105] [2024-11-02 12:37:04,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:04,133 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 12:37:04,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:37:04,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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 12:37:04,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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 12:37:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:04,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:37:04,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:04,862 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-11-02 12:37:04,863 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:37:04,864 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:37:04,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [513714105] [2024-11-02 12:37:04,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [513714105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:37:04,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:37:04,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:37:04,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289191463] [2024-11-02 12:37:04,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:37:04,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:37:04,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:37:04,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:37:04,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:37:04,900 INFO L87 Difference]: Start difference. First operand has 124 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 102 states have internal predecessors, (143), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-02 12:37:04,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:37:04,950 INFO L93 Difference]: Finished difference Result 241 states and 380 transitions. [2024-11-02 12:37:04,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:37:04,953 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 165 [2024-11-02 12:37:04,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:37:04,961 INFO L225 Difference]: With dead ends: 241 [2024-11-02 12:37:04,962 INFO L226 Difference]: Without dead ends: 120 [2024-11-02 12:37:04,965 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 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 12:37:04,969 INFO L432 NwaCegarLoop]: 176 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, 176 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 12:37:04,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:37:04,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-02 12:37:05,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-11-02 12:37:05,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 98 states have (on average 1.3877551020408163) internal successors, (136), 98 states have internal predecessors, (136), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-02 12:37:05,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 176 transitions. [2024-11-02 12:37:05,029 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 176 transitions. Word has length 165 [2024-11-02 12:37:05,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:37:05,032 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 176 transitions. [2024-11-02 12:37:05,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-02 12:37:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 176 transitions. [2024-11-02 12:37:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-02 12:37:05,038 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:37:05,038 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:37:05,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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 12:37:05,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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 12:37:05,239 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:37:05,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:37:05,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1467310604, now seen corresponding path program 1 times [2024-11-02 12:37:05,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:37:05,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1003172274] [2024-11-02 12:37:05,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:37:05,242 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 12:37:05,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:37:05,245 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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 12:37:05,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1810e06-003e-429f-9d55-b173f037905a/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 12:37:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:37:05,836 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 12:37:05,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:37:06,245 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 77 treesize of output 41 [2024-11-02 12:37:06,337 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2024-11-02 12:37:06,337 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:37:06,337 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:37:06,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1003172274] [2024-11-02 12:37:06,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1003172274] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:37:06,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:37:06,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:37:06,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893135996] [2024-11-02 12:37:06,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:37:06,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 12:37:06,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:37:06,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 12:37:06,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:37:06,342 INFO L87 Difference]: Start difference. First operand 120 states and 176 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-02 12:37:09,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers []