./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ --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 b6fe4dae999e1d5cc51fc4d3228e53330e71c772d276083f0806e06778fb8d09 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:46:55,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:46:55,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:46:55,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:46:55,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:46:55,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:46:55,321 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:46:55,322 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:46:55,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:46:55,328 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:46:55,329 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:46:55,329 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:46:55,330 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:46:55,332 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:46:55,332 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:46:55,333 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:46:55,333 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:46:55,334 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:46:55,334 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:46:55,335 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:46:55,335 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:46:55,336 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:46:55,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:46:55,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:46:55,338 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:46:55,338 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:46:55,339 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:46:55,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:46:55,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:46:55,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:46:55,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:46:55,342 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:46:55,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:46:55,342 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:46:55,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:46:55,343 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:46:55,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:55,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:46:55,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:46:55,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:46:55,345 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:46:55,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:46:55,345 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:46:55,345 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:46:55,346 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:46:55,346 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_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6fe4dae999e1d5cc51fc4d3228e53330e71c772d276083f0806e06778fb8d09 [2023-11-19 04:46:55,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:46:55,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:46:55,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:46:55,661 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:46:55,661 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:46:55,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i [2023-11-19 04:46:58,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:46:59,200 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:46:59,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i [2023-11-19 04:46:59,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/data/66246b199/882235d3486a4d3ab54161c4a466072d/FLAG72f5d75e4 [2023-11-19 04:46:59,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/data/66246b199/882235d3486a4d3ab54161c4a466072d [2023-11-19 04:46:59,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:46:59,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:46:59,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:59,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:46:59,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:46:59,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59fe4546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59, skipping insertion in model container [2023-11-19 04:46:59,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,301 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:46:59,484 WARN L240 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_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i[917,930] [2023-11-19 04:46:59,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:46:59,564 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:46:59,577 WARN L240 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_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i[917,930] [2023-11-19 04:46:59,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:46:59,655 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:46:59,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59 WrapperNode [2023-11-19 04:46:59,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:59,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:46:59,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:46:59,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:46:59,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,688 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,733 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2023-11-19 04:46:59,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:46:59,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:46:59,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:46:59,735 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:46:59,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,759 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,759 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,785 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:46:59,786 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:46:59,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:46:59,787 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:46:59,788 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (1/1) ... [2023-11-19 04:46:59,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:59,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:46:59,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:46:59,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:46:59,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:46:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:46:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:46:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:46:59,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:46:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:47:00,004 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:47:00,006 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:47:00,506 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:47:00,845 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:47:00,846 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:47:00,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:47:00 BoogieIcfgContainer [2023-11-19 04:47:00,853 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:47:00,856 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:47:00,856 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:47:00,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:47:00,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:46:59" (1/3) ... [2023-11-19 04:47:00,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f806e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:47:00, skipping insertion in model container [2023-11-19 04:47:00,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:59" (2/3) ... [2023-11-19 04:47:00,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f806e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:47:00, skipping insertion in model container [2023-11-19 04:47:00,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:47:00" (3/3) ... [2023-11-19 04:47:00,865 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-63.i [2023-11-19 04:47:00,885 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:47:00,885 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:47:00,961 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:47:00,967 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@7d7c9ea5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:47:00,968 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:47:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 04:47:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 04:47:00,987 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:47:00,988 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:47:00,988 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:47:00,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:47:00,993 INFO L85 PathProgramCache]: Analyzing trace with hash -900186963, now seen corresponding path program 1 times [2023-11-19 04:47:01,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:47:01,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459821641] [2023-11-19 04:47:01,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:47:01,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:47:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:47:01,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:47:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:47:02,288 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:47:02,291 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:47:02,293 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:47:02,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:47:02,300 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:47:02,306 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:47:02,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:47:02 BoogieIcfgContainer [2023-11-19 04:47:02,446 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:47:02,448 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:47:02,448 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:47:02,448 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:47:02,449 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:47:00" (3/4) ... [2023-11-19 04:47:02,455 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:47:02,457 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:47:02,458 INFO L158 Benchmark]: Toolchain (without parser) took 3217.20ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 129.1MB in the beginning and 112.0MB in the end (delta: 17.1MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. [2023-11-19 04:47:02,459 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 163.6MB. Free memory is still 106.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:47:02,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.09ms. Allocated memory is still 163.6MB. Free memory was 129.1MB in the beginning and 114.6MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:47:02,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.93ms. Allocated memory is still 163.6MB. Free memory was 114.6MB in the beginning and 110.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:47:02,463 INFO L158 Benchmark]: Boogie Preprocessor took 51.27ms. Allocated memory is still 163.6MB. Free memory was 110.9MB in the beginning and 108.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:47:02,468 INFO L158 Benchmark]: RCFGBuilder took 1066.57ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 108.9MB in the beginning and 140.7MB in the end (delta: -31.9MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2023-11-19 04:47:02,469 INFO L158 Benchmark]: TraceAbstraction took 1589.64ms. Allocated memory is still 197.1MB. Free memory was 139.7MB in the beginning and 113.1MB in the end (delta: 26.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 04:47:02,471 INFO L158 Benchmark]: Witness Printer took 9.02ms. Allocated memory is still 197.1MB. Free memory was 113.1MB in the beginning and 112.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:47:02,478 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 163.6MB. Free memory is still 106.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.09ms. Allocated memory is still 163.6MB. Free memory was 129.1MB in the beginning and 114.6MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.93ms. Allocated memory is still 163.6MB. Free memory was 114.6MB in the beginning and 110.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.27ms. Allocated memory is still 163.6MB. Free memory was 110.9MB in the beginning and 108.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1066.57ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 108.9MB in the beginning and 140.7MB in the end (delta: -31.9MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1589.64ms. Allocated memory is still 197.1MB. Free memory was 139.7MB in the beginning and 113.1MB in the end (delta: 26.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 9.02ms. Allocated memory is still 197.1MB. Free memory was 113.1MB in the beginning and 112.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of bitwiseOr at line 56, overapproximation of shiftRight at line 65, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 64; [L23] unsigned long int var_1_2 = 50; [L24] unsigned long int var_1_3 = 8; [L25] signed long int var_1_4 = 25; [L26] signed long int var_1_5 = -100; [L27] signed long int var_1_6 = 8; [L28] unsigned char var_1_7 = 0; [L29] signed long int var_1_8 = 128; [L30] signed long int var_1_9 = 2; [L31] signed long int var_1_10 = 128; [L32] unsigned short int var_1_11 = 500; [L33] unsigned short int var_1_12 = 128; [L34] unsigned char var_1_13 = 64; [L35] unsigned char var_1_15 = 1; [L36] unsigned char var_1_16 = 8; [L37] double var_1_17 = 7.5; [L38] double var_1_18 = 31.125; [L39] double var_1_19 = 10.5; [L40] double var_1_20 = 0.0; [L41] double var_1_21 = 16.75; [L42] double var_1_22 = 2.5; [L43] double var_1_23 = 64.5; [L44] signed long int var_1_24 = 10; [L45] signed long int var_1_25 = -64; [L46] signed char var_1_26 = 16; [L47] signed char var_1_27 = 4; [L48] signed char var_1_28 = -10; [L49] float var_1_29 = 63.794; [L50] unsigned short int var_1_30 = 1; [L51] signed long int var_1_31 = -2; [L52] unsigned char var_1_32 = 64; [L164] isInitial = 1 [L165] FCALL initially() [L166] COND TRUE 1 [L167] FCALL updateLastVariables() [L168] CALL updateVariables() [L99] var_1_2 = __VERIFIER_nondet_ulong() [L100] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=8, var_1_4=25, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=8, var_1_4=25, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L101] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=8, var_1_4=25, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=8, var_1_4=25, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L102] var_1_3 = __VERIFIER_nondet_ulong() [L103] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=25, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=25, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L104] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=25, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=25, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L105] var_1_4 = __VERIFIER_nondet_long() [L106] CALL assume_abort_if_not(var_1_4 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_4 >= -1073741823) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L107] CALL assume_abort_if_not(var_1_4 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_4 <= 1073741823) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-100, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L108] var_1_5 = __VERIFIER_nondet_long() [L109] CALL assume_abort_if_not(var_1_5 >= -536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_5 >= -536870911) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L110] CALL assume_abort_if_not(var_1_5 <= 536870912) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_5 <= 536870912) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=8, var_1_7=0, var_1_8=128, var_1_9=2] [L111] var_1_6 = __VERIFIER_nondet_long() [L112] CALL assume_abort_if_not(var_1_6 >= -536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_6 >= -536870911) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=128, var_1_9=2] [L113] CALL assume_abort_if_not(var_1_6 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_6 <= 536870911) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=128, var_1_9=2] [L114] var_1_7 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=128, var_1_9=2] [L116] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=128, var_1_9=2] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=128, var_1_9=2] [L117] var_1_8 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_8 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=2] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_8 >= -1) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=2] [L119] CALL assume_abort_if_not(var_1_8 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=2] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_8 <= 2147483646) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=2] [L120] var_1_9 = __VERIFIER_nondet_long() [L121] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L122] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, var_1_10=128, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L123] var_1_10 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L125] CALL assume_abort_if_not(var_1_10 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_10 <= 2147483646) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=128, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L126] var_1_12 = __VERIFIER_nondet_ushort() [L127] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L128] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L129] var_1_15 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L131] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L132] var_1_16 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L134] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L135] var_1_18 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L137] var_1_19 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L139] var_1_20 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L141] var_1_21 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L143] var_1_22 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=129/2, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L145] var_1_23 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=-64, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L147] var_1_25 = __VERIFIER_nondet_long() [L148] CALL assume_abort_if_not(var_1_25 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_25 >= -2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L149] CALL assume_abort_if_not(var_1_25 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_25 <= 2147483646) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L150] var_1_27 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L152] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L153] var_1_28 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_28 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-47, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_28 >= -63) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-47, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L155] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-47, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=64, var_1_15=254, var_1_16=246, var_1_17=15/2, var_1_18=4294967305, var_1_19=4294967302, var_1_1=64, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=10, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-47, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L168] RET updateVariables() [L169] CALL step() [L56] EXPR (var_1_2 + 4u) | var_1_3 [L56] COND FALSE !(32u < ((var_1_2 + 4u) | var_1_3)) [L59] COND TRUE ! var_1_7 [L60] var_1_1 = ((((var_1_4) < ((var_1_8 - var_1_9))) ? (var_1_4) : ((var_1_8 - var_1_9)))) [L65] EXPR var_1_9 >> var_1_4 [L65] signed long int stepLocal_0 = var_1_9 >> var_1_4; [L66] COND TRUE stepLocal_0 < var_1_1 [L67] var_1_11 = var_1_12 [L69] unsigned short int stepLocal_1 = var_1_11; [L70] COND TRUE var_1_2 != stepLocal_1 [L71] var_1_13 = ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))) [L73] COND FALSE !(\read(var_1_7)) [L76] var_1_17 = var_1_22 [L78] signed long int stepLocal_2 = var_1_10; [L79] COND TRUE ! var_1_7 [L80] var_1_24 = (var_1_11 - ((((((((var_1_9) > (var_1_12)) ? (var_1_9) : (var_1_12)))) < ((var_1_13 + var_1_15))) ? (((((var_1_9) > (var_1_12)) ? (var_1_9) : (var_1_12)))) : ((var_1_13 + var_1_15))))) [L88] COND TRUE var_1_8 >= var_1_1 [L89] var_1_26 = (var_1_27 + var_1_28) [L91] COND FALSE !(\read(var_1_7)) [L94] var_1_30 = var_1_12 [L95] var_1_31 = var_1_25 [L96] var_1_32 = var_1_16 [L169] RET step() [L170] CALL, EXPR property() [L160] EXPR (var_1_2 + 4u) | var_1_3 [L160] EXPR ((32u < ((var_1_2 + 4u) | var_1_3)) ? (var_1_1 == ((signed long int) (var_1_4 + (var_1_5 + var_1_6)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_4) < ((var_1_8 - var_1_9))) ? (var_1_4) : ((var_1_8 - var_1_9)))))) : (var_1_1 == ((signed long int) (var_1_9 - var_1_10))))) && (((var_1_9 >> var_1_4) < var_1_1) ? (var_1_11 == ((unsigned short int) var_1_12)) : 1) [L160] EXPR var_1_9 >> var_1_4 [L160] EXPR ((32u < ((var_1_2 + 4u) | var_1_3)) ? (var_1_1 == ((signed long int) (var_1_4 + (var_1_5 + var_1_6)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_4) < ((var_1_8 - var_1_9))) ? (var_1_4) : ((var_1_8 - var_1_9)))))) : (var_1_1 == ((signed long int) (var_1_9 - var_1_10))))) && (((var_1_9 >> var_1_4) < var_1_1) ? (var_1_11 == ((unsigned short int) var_1_12)) : 1) [L160-L161] return ((((((((((32u < ((var_1_2 + 4u) | var_1_3)) ? (var_1_1 == ((signed long int) (var_1_4 + (var_1_5 + var_1_6)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_4) < ((var_1_8 - var_1_9))) ? (var_1_4) : ((var_1_8 - var_1_9)))))) : (var_1_1 == ((signed long int) (var_1_9 - var_1_10))))) && (((var_1_9 >> var_1_4) < var_1_1) ? (var_1_11 == ((unsigned short int) var_1_12)) : 1)) && ((var_1_2 != var_1_11) ? (var_1_13 == ((unsigned char) ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1)) && (var_1_7 ? (var_1_17 == ((double) ((((((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) < (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) ? (((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) : (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))))) : (var_1_17 == ((double) var_1_22)))) && ((! var_1_7) ? (var_1_24 == ((signed long int) (var_1_11 - ((((((((var_1_9) > (var_1_12)) ? (var_1_9) : (var_1_12)))) < ((var_1_13 + var_1_15))) ? (((((var_1_9) > (var_1_12)) ? (var_1_9) : (var_1_12)))) : ((var_1_13 + var_1_15))))))) : ((var_1_10 < var_1_9) ? (var_1_24 == ((signed long int) -4)) : (var_1_24 == ((signed long int) var_1_25))))) && ((var_1_8 >= var_1_1) ? (var_1_26 == ((signed char) (var_1_27 + var_1_28))) : 1)) && (var_1_7 ? (var_1_29 == ((float) var_1_20)) : 1)) && (var_1_30 == ((unsigned short int) var_1_12))) && (var_1_31 == ((signed long int) var_1_25))) && (var_1_32 == ((unsigned char) var_1_16)) ; [L170] RET, EXPR property() [L170] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=246, var_1_15=254, var_1_16=246, var_1_17=4294967304, var_1_18=4294967305, var_1_19=4294967302, var_1_1=499, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-47, var_1_29=31897/500, var_1_2=28, var_1_30=500, var_1_31=0, var_1_32=246, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=500, var_1_12=500, var_1_13=246, var_1_15=254, var_1_16=246, var_1_17=4294967304, var_1_18=4294967305, var_1_19=4294967302, var_1_1=499, var_1_20=31897/500, var_1_21=4294967303, var_1_22=4294967304, var_1_23=4294967304, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=63, var_1_28=-47, var_1_29=31897/500, var_1_2=28, var_1_30=500, var_1_31=0, var_1_32=246, var_1_3=1, var_1_4=499, var_1_5=-536870911, var_1_6=536870911, var_1_7=0, var_1_8=1000, var_1_9=500] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 36, 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=66occurred 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: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 1 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 [2023-11-19 04:47:02,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ --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 b6fe4dae999e1d5cc51fc4d3228e53330e71c772d276083f0806e06778fb8d09 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:47:05,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:47:05,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:47:05,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:47:05,417 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:47:05,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:47:05,467 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:47:05,468 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:47:05,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:47:05,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:47:05,479 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:47:05,479 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:47:05,480 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:47:05,482 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:47:05,482 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:47:05,482 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:47:05,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:47:05,484 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:47:05,485 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:47:05,486 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:47:05,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:47:05,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:47:05,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:47:05,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:47:05,489 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:47:05,489 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:47:05,490 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:47:05,490 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:47:05,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:47:05,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:47:05,492 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:47:05,493 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:47:05,493 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:47:05,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:47:05,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:47:05,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:47:05,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:47:05,495 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:47:05,496 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:47:05,497 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:47:05,497 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:47:05,498 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:47:05,498 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_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6fe4dae999e1d5cc51fc4d3228e53330e71c772d276083f0806e06778fb8d09 [2023-11-19 04:47:05,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:47:05,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:47:05,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:47:05,961 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:47:05,961 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:47:05,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i [2023-11-19 04:47:09,176 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:47:09,551 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:47:09,552 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i [2023-11-19 04:47:09,568 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/data/c23e55cae/4fa94a2a18af450c8a43ea6ed7211409/FLAG10f175e2e [2023-11-19 04:47:09,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/data/c23e55cae/4fa94a2a18af450c8a43ea6ed7211409 [2023-11-19 04:47:09,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:47:09,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:47:09,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:47:09,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:47:09,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:47:09,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:09,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dded6d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:09, skipping insertion in model container [2023-11-19 04:47:09,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:47:09" (1/1) ... [2023-11-19 04:47:09,668 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:47:09,879 WARN L240 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_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i[917,930] [2023-11-19 04:47:09,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:47:09,995 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:47:10,015 WARN L240 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_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-63.i[917,930] [2023-11-19 04:47:10,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:47:10,097 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:47:10,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10 WrapperNode [2023-11-19 04:47:10,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:47:10,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:47:10,099 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:47:10,099 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:47:10,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,177 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-19 04:47:10,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:47:10,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:47:10,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:47:10,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:47:10,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:47:10,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:47:10,243 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:47:10,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:47:10,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (1/1) ... [2023-11-19 04:47:10,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:47:10,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:47:10,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:47:10,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:47:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:47:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:47:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:47:10,340 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:47:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:47:10,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:47:10,443 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:47:10,445 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:47:15,346 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:47:15,356 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:47:15,357 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:47:15,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:47:15 BoogieIcfgContainer [2023-11-19 04:47:15,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:47:15,365 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:47:15,365 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:47:15,368 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:47:15,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:47:09" (1/3) ... [2023-11-19 04:47:15,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b3130f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:47:15, skipping insertion in model container [2023-11-19 04:47:15,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:47:10" (2/3) ... [2023-11-19 04:47:15,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b3130f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:47:15, skipping insertion in model container [2023-11-19 04:47:15,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:47:15" (3/3) ... [2023-11-19 04:47:15,372 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-63.i [2023-11-19 04:47:15,393 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:47:15,393 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:47:15,447 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:47:15,454 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@f59c801, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:47:15,454 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:47:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 50 states have (on average 1.28) internal successors, (64), 51 states have internal predecessors, (64), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 04:47:15,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:47:15,480 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:47:15,481 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:47:15,481 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:47:15,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:47:15,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1993502336, now seen corresponding path program 1 times [2023-11-19 04:47:15,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:47:15,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2071799672] [2023-11-19 04:47:15,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:47:15,504 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 [2023-11-19 04:47:15,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:47:15,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:47:15,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:47:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:47:16,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:47:16,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:47:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 854 proven. 0 refuted. 0 times theorem prover too weak. 1666 trivial. 0 not checked. [2023-11-19 04:47:16,267 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:47:16,268 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:47:16,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2071799672] [2023-11-19 04:47:16,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2071799672] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:47:16,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:47:16,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:47:16,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99527296] [2023-11-19 04:47:16,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:47:16,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:47:16,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:47:16,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:47:16,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:47:16,309 INFO L87 Difference]: Start difference. First operand has 89 states, 50 states have (on average 1.28) internal successors, (64), 51 states have internal predecessors, (64), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-19 04:47:16,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:47:16,348 INFO L93 Difference]: Finished difference Result 171 states and 302 transitions. [2023-11-19 04:47:16,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:47:16,351 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 221 [2023-11-19 04:47:16,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:47:16,359 INFO L225 Difference]: With dead ends: 171 [2023-11-19 04:47:16,359 INFO L226 Difference]: Without dead ends: 85 [2023-11-19 04:47:16,364 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:47:16,367 INFO L413 NwaCegarLoop]: 129 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, 129 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 [2023-11-19 04:47:16,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:47:16,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-19 04:47:16,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-19 04:47:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 47 states have (on average 1.2127659574468086) internal successors, (57), 47 states have internal predecessors, (57), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 04:47:16,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 129 transitions. [2023-11-19 04:47:16,423 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 129 transitions. Word has length 221 [2023-11-19 04:47:16,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:47:16,424 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 129 transitions. [2023-11-19 04:47:16,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-19 04:47:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2023-11-19 04:47:16,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:47:16,430 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:47:16,430 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:47:16,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:47:16,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:47:16,642 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:47:16,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:47:16,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1137100212, now seen corresponding path program 1 times [2023-11-19 04:47:16,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:47:16,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974300867] [2023-11-19 04:47:16,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:47:16,645 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 [2023-11-19 04:47:16,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:47:16,646 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:47:16,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:47:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:47:17,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:47:17,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:47:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 04:47:17,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:47:17,246 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:47:17,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974300867] [2023-11-19 04:47:17,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1974300867] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:47:17,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:47:17,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:47:17,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631670529] [2023-11-19 04:47:17,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:47:17,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:47:17,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:47:17,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:47:17,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:47:17,251 INFO L87 Difference]: Start difference. First operand 85 states and 129 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 04:47:18,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:21,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:23,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:23,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:47:23,194 INFO L93 Difference]: Finished difference Result 204 states and 307 transitions. [2023-11-19 04:47:23,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:47:23,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 221 [2023-11-19 04:47:23,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:47:23,230 INFO L225 Difference]: With dead ends: 204 [2023-11-19 04:47:23,230 INFO L226 Difference]: Without dead ends: 122 [2023-11-19 04:47:23,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:47:23,234 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 47 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:47:23,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 249 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 5.9s Time] [2023-11-19 04:47:23,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-11-19 04:47:23,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 119. [2023-11-19 04:47:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 70 states have (on average 1.2) internal successors, (84), 71 states have internal predecessors, (84), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-19 04:47:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 176 transitions. [2023-11-19 04:47:23,267 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 176 transitions. Word has length 221 [2023-11-19 04:47:23,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:47:23,269 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 176 transitions. [2023-11-19 04:47:23,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 04:47:23,269 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 176 transitions. [2023-11-19 04:47:23,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:47:23,274 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:47:23,275 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:47:23,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:47:23,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:47:23,487 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:47:23,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:47:23,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1194358514, now seen corresponding path program 1 times [2023-11-19 04:47:23,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:47:23,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [203749222] [2023-11-19 04:47:23,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:47:23,490 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 [2023-11-19 04:47:23,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:47:23,492 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:47:23,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:47:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:47:24,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:47:24,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:47:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 04:47:24,159 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:47:24,160 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:47:24,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [203749222] [2023-11-19 04:47:24,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [203749222] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:47:24,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:47:24,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:47:24,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2366569] [2023-11-19 04:47:24,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:47:24,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:47:24,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:47:24,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:47:24,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:47:24,175 INFO L87 Difference]: Start difference. First operand 119 states and 176 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 04:47:26,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:28,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:30,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:47:30,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:47:30,682 INFO L93 Difference]: Finished difference Result 247 states and 362 transitions. [2023-11-19 04:47:30,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:47:30,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 221 [2023-11-19 04:47:30,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:47:30,688 INFO L225 Difference]: With dead ends: 247 [2023-11-19 04:47:30,688 INFO L226 Difference]: Without dead ends: 131 [2023-11-19 04:47:30,690 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:47:30,691 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 48 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-11-19 04:47:30,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 285 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 6.4s Time] [2023-11-19 04:47:30,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2023-11-19 04:47:30,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 103. [2023-11-19 04:47:30,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 64 states have (on average 1.203125) internal successors, (77), 64 states have internal predecessors, (77), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 04:47:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 149 transitions. [2023-11-19 04:47:30,716 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 149 transitions. Word has length 221 [2023-11-19 04:47:30,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:47:30,718 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 149 transitions. [2023-11-19 04:47:30,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 04:47:30,719 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 149 transitions. [2023-11-19 04:47:30,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:47:30,725 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:47:30,725 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:47:30,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:47:30,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:47:30,938 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:47:30,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:47:30,939 INFO L85 PathProgramCache]: Analyzing trace with hash 801331504, now seen corresponding path program 1 times [2023-11-19 04:47:30,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:47:30,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [391652837] [2023-11-19 04:47:30,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:47:30,941 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 [2023-11-19 04:47:30,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:47:30,943 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:47:30,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e770e2b8-8ac7-4c82-b6bc-1696b9e0e00c/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 04:47:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:47:31,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 04:47:31,528 INFO L285 TraceCheckSpWp]: Computing forward predicates...