./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E --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 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:05:40,550 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:05:40,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:05:40,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:05:40,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:05:40,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:05:40,683 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:05:40,683 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:05:40,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:05:40,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:05:40,684 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:05:40,684 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:05:40,684 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:05:40,684 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:05:40,685 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:05:40,685 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:05:40,685 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:05:40,685 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:05:40,685 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:05:40,685 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:05:40,685 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:05:40,685 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:05:40,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:05:40,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:05:40,686 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:05:40,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:05:40,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:05:40,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:05:40,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:05:40,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:05:40,687 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:05:40,687 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:05:40,687 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:05:40,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:05:40,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:05:40,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:05:40,687 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:05:40,687 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:05:40,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:05:40,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:05:40,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:05:40,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:05:40,689 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:05:40,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:05:40,690 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:05:40,690 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:05:40,690 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:05:40,690 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E 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 -> 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 [2024-11-14 03:05:41,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:05:41,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:05:41,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:05:41,044 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:05:41,046 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:05:41,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i Unable to find full path for "g++" [2024-11-14 03:05:42,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:05:43,290 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:05:43,293 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2024-11-14 03:05:43,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/data/0df564e40/fc949154589948828c0a639a2fa185c8/FLAG2a42c7fde [2024-11-14 03:05:43,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/data/0df564e40/fc949154589948828c0a639a2fa185c8 [2024-11-14 03:05:43,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:05:43,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:05:43,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:05:43,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:05:43,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:05:43,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345c500a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43, skipping insertion in model container [2024-11-14 03:05:43,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:05:43,544 WARN L250 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_d41f69c7-0533-4a1d-8a53-d10489b31e93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2024-11-14 03:05:43,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:05:43,669 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:05:43,682 WARN L250 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_d41f69c7-0533-4a1d-8a53-d10489b31e93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2024-11-14 03:05:43,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:05:43,778 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:05:43,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43 WrapperNode [2024-11-14 03:05:43,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:05:43,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:05:43,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:05:43,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:05:43,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,849 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 255 [2024-11-14 03:05:43,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:05:43,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:05:43,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:05:43,854 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:05:43,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,875 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,879 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,883 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:05:43,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:05:43,887 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:05:43,887 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:05:43,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (1/1) ... [2024-11-14 03:05:43,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:05:43,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:05:43,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:05:43,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:05:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:05:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:05:43,974 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:05:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:05:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:05:43,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:05:44,107 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:05:44,109 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:05:44,606 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 03:05:44,606 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:05:45,022 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:05:45,022 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:05:45,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:05:45 BoogieIcfgContainer [2024-11-14 03:05:45,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:05:45,025 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:05:45,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:05:45,034 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:05:45,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:05:43" (1/3) ... [2024-11-14 03:05:45,035 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@612b8797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:05:45, skipping insertion in model container [2024-11-14 03:05:45,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:43" (2/3) ... [2024-11-14 03:05:45,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@612b8797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:05:45, skipping insertion in model container [2024-11-14 03:05:45,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:05:45" (3/3) ... [2024-11-14 03:05:45,037 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2024-11-14 03:05:45,053 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:05:45,055 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:05:45,109 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:05:45,121 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3e9b480f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:05:45,121 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:05:45,125 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 29 states have (on average 1.103448275862069) internal successors, (32), 30 states have internal predecessors, (32), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-14 03:05:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-14 03:05:45,138 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:05:45,139 INFO L215 NwaCegarLoop]: trace histogram [44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:05:45,139 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:05:45,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:05:45,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1493889619, now seen corresponding path program 1 times [2024-11-14 03:05:45,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:05:45,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410125962] [2024-11-14 03:05:45,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:05:45,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:05:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:05:46,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [829012882] [2024-11-14 03:05:46,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:05:46,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:05:46,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:05:46,088 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:05:46,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:05:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:05:46,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:05:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:05:47,229 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:05:47,231 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:05:47,233 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:05:47,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:05:47,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 03:05:47,440 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:05:47,598 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:05:47,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:05:47 BoogieIcfgContainer [2024-11-14 03:05:47,601 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:05:47,602 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:05:47,602 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:05:47,602 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:05:47,603 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:05:45" (3/4) ... [2024-11-14 03:05:47,605 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:05:47,606 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:05:47,607 INFO L158 Benchmark]: Toolchain (without parser) took 4276.16ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 77.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-14 03:05:47,607 INFO L158 Benchmark]: CDTParser took 1.70ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:05:47,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.48ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 76.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:05:47,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.63ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 73.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:05:47,608 INFO L158 Benchmark]: Boogie Preprocessor took 32.56ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:05:47,609 INFO L158 Benchmark]: RCFGBuilder took 1136.39ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 57.0MB in the end (delta: 15.0MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2024-11-14 03:05:47,609 INFO L158 Benchmark]: TraceAbstraction took 2575.90ms. Allocated memory is still 117.4MB. Free memory was 56.4MB in the beginning and 77.8MB in the end (delta: -21.5MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-11-14 03:05:47,609 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 77.8MB in the end (delta: 9.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:05:47,612 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.48ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 76.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.63ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 73.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.56ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1136.39ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 57.0MB in the end (delta: 15.0MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2575.90ms. Allocated memory is still 117.4MB. Free memory was 56.4MB in the beginning and 77.8MB in the end (delta: -21.5MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 77.8MB in the end (delta: 9.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of someBinaryFLOATComparisonOperation at line 184, overapproximation of someBinaryFLOATComparisonOperation at line 186, overapproximation of someBinaryFLOATComparisonOperation at line 212, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of bitwiseOr at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 190, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] signed short int var_1_8 = 0; [L26] signed short int var_1_9 = 0; [L27] signed short int var_1_10 = 8; [L28] signed char var_1_11 = 1; [L29] signed char var_1_12 = 32; [L30] signed char var_1_13 = -2; [L31] signed char var_1_14 = 8; [L32] signed char var_1_15 = 0; [L33] signed char var_1_16 = 10; [L34] signed char var_1_17 = 32; [L35] unsigned char var_1_18 = 0; [L36] signed char var_1_19 = -1; [L37] signed short int var_1_20 = 100; [L38] signed short int var_1_22 = 29265; [L39] float var_1_23 = 31.6; [L40] float var_1_24 = 9.2; [L41] float var_1_25 = 15.6; [L42] float var_1_26 = 25.25; [L43] unsigned long int var_1_27 = 256; [L44] double var_1_29 = 15.86; [L45] double var_1_30 = 64.25; [L46] signed short int var_1_31 = 10; [L47] signed short int var_1_34 = 16; [L48] signed short int var_1_35 = 8; [L49] signed short int var_1_37 = 64; [L50] signed short int var_1_38 = 128; [L51] float var_1_39 = 4.7; [L52] unsigned short int var_1_40 = 100; [L53] signed short int var_1_41 = 4; [L54] unsigned long int var_1_43 = 64; [L55] unsigned long int var_1_44 = 5; [L56] float var_1_45 = 31.6; [L57] float var_1_46 = 24.875; [L58] unsigned short int var_1_47 = 64; [L59] double var_1_48 = 16.75; [L221] isInitial = 1 [L222] FCALL initially() [L223] COND TRUE 1 [L224] FCALL updateLastVariables() [L225] CALL updateVariables() [L146] var_1_6 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_7=0, var_1_8=0, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L149] var_1_7 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=0] [L152] var_1_9 = __VERIFIER_nondet_short() [L153] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L154] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L155] var_1_10 = __VERIFIER_nondet_short() [L156] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L157] CALL assume_abort_if_not(var_1_10 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_10 <= 16383) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L158] var_1_12 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L160] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L161] var_1_13 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L163] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L164] var_1_14 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L166] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L167] var_1_15 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L169] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L170] var_1_16 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L172] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L173] var_1_17 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L175] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L176] var_1_19 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_19 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_19 >= -128) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L178] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L179] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L180] var_1_22 = __VERIFIER_nondet_short() [L181] CALL assume_abort_if_not(var_1_22 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= 16382) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L182] CALL assume_abort_if_not(var_1_22 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 32766) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L183] var_1_24 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L185] var_1_25 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L187] var_1_26 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L189] var_1_30 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L191] var_1_34 = __VERIFIER_nondet_short() [L192] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L193] CALL assume_abort_if_not(var_1_34 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_34 <= 32766) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L194] var_1_35 = __VERIFIER_nondet_short() [L195] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L196] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L197] var_1_37 = __VERIFIER_nondet_short() [L198] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L199] CALL assume_abort_if_not(var_1_37 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_37 <= 16383) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L200] var_1_38 = __VERIFIER_nondet_short() [L201] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L202] CALL assume_abort_if_not(var_1_38 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_38 <= 16383) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L203] var_1_43 = __VERIFIER_nondet_ulong() [L204] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L205] CALL assume_abort_if_not(var_1_43 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_43 <= 4294967295) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L206] CALL assume_abort_if_not(var_1_43 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_43 != 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L207] var_1_44 = __VERIFIER_nondet_ulong() [L208] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L209] CALL assume_abort_if_not(var_1_44 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_44 <= 4294967295) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L210] CALL assume_abort_if_not(var_1_44 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L210] RET assume_abort_if_not(var_1_44 != 0) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L211] var_1_46 = __VERIFIER_nondet_float() [L212] CALL assume_abort_if_not((var_1_46 >= -461168.6018427382800e+13F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 4611686.018427382800e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not((var_1_46 >= -461168.6018427382800e+13F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 4611686.018427382800e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16383, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=0, var_1_20=100, var_1_22=16387, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=-255, var_1_8=0, var_1_9=16449] [L225] RET updateVariables() [L226] CALL step() [L63] var_1_8 = (var_1_9 - (2 + var_1_10)) [L64] COND TRUE var_1_22 != var_1_12 [L65] COND FALSE !(var_1_10 <= var_1_17) [L71] COND TRUE var_1_23 < var_1_30 [L72] COND TRUE var_1_27 > var_1_34 [L73] var_1_39 = var_1_30 [L78] var_1_47 = var_1_37 [L79] COND TRUE ! ((var_1_9 - var_1_22) > var_1_12) [L80] var_1_27 = var_1_15 [L82] COND FALSE !(var_1_23 == var_1_23) [L87] COND TRUE (- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23) [L88] var_1_20 = ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10) [L92] var_1_40 = var_1_35 [L93] COND FALSE !(\read(var_1_1)) [L100] EXPR var_1_34 | var_1_27 [L100] COND FALSE !(var_1_27 > (var_1_34 | var_1_27)) [L107] var_1_41 = var_1_38 [L110] COND FALSE !(var_1_1 || var_1_1) [L113] COND FALSE !(\read(var_1_18)) [L116] var_1_1 = var_1_7 [L118] COND FALSE !(var_1_18 && var_1_18) [L121] COND TRUE ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) > var_1_34 [L122] COND TRUE (! var_1_18) && (var_1_30 > var_1_23) [L123] var_1_31 = (((((var_1_35) < (var_1_34)) ? (var_1_35) : (var_1_34))) - (var_1_37 + var_1_38)) [L129] COND TRUE \read(var_1_1) [L130] var_1_11 = (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) [L142] var_1_29 = var_1_30 [L143] var_1_48 = var_1_46 [L226] RET step() [L227] CALL, EXPR property() [L217-L218] return ((((((var_1_18 ? (var_1_1 == ((unsigned char) (((-128 <= var_1_20) || (var_1_23 >= var_1_23)) && var_1_6))) : (var_1_1 == ((unsigned char) var_1_7))) && (var_1_8 == ((signed short int) (var_1_9 - (2 + var_1_10))))) && (var_1_1 ? (var_1_11 == ((signed char) (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : ((var_1_27 >= var_1_14) ? (var_1_11 == ((signed char) ((var_1_15 + var_1_16) - var_1_17))) : (var_1_7 ? (var_1_11 == ((signed char) var_1_16)) : (var_1_11 == ((signed char) var_1_12)))))) && ((var_1_23 == var_1_23) ? ((var_1_15 >= (var_1_27 / var_1_19)) ? (var_1_18 == ((unsigned char) var_1_7)) : 1) : 1)) && (((- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23)) ? (var_1_20 == ((signed short int) ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10))) : (var_1_20 == ((signed short int) var_1_19)))) && ((var_1_22 != var_1_12) ? ((var_1_10 <= var_1_17) ? (var_1_23 == ((float) (var_1_24 + ((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))) : 1) : (var_1_23 == ((float) var_1_25)))) && ((! ((var_1_9 - var_1_22) > var_1_12)) ? (var_1_27 == ((unsigned long int) var_1_15)) : 1) ; [L227] RET, EXPR property() [L227] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=16383, var_1_11=0, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=-255, var_1_20=3, var_1_22=16387, var_1_23=158/5, var_1_25=0, var_1_27=1, var_1_29=2, var_1_30=2, var_1_31=0, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=2, var_1_40=16, var_1_41=0, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_46=3, var_1_47=0, var_1_48=3, var_1_6=0, var_1_7=-255, var_1_8=64, var_1_9=16449] [L19] reach_error() VAL [isInitial=1, var_1_10=16383, var_1_11=0, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=3, var_1_1=-255, var_1_20=3, var_1_22=16387, var_1_23=158/5, var_1_25=0, var_1_27=1, var_1_29=2, var_1_30=2, var_1_31=0, var_1_34=0, var_1_35=16, var_1_37=0, var_1_38=0, var_1_39=2, var_1_40=16, var_1_41=0, var_1_43=1, var_1_44=-4294967292, var_1_45=158/5, var_1_46=3, var_1_47=0, var_1_48=3, var_1_6=0, var_1_7=-255, var_1_8=64, var_1_9=16449] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 1, TraceHistogramMax: 44, 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=76occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 318 NumberOfCodeBlocks, 318 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:05:47,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E --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 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:05:50,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:05:50,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:05:50,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:05:50,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:05:50,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:05:50,530 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:05:50,530 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:05:50,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:05:50,531 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:05:50,531 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:05:50,531 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:05:50,531 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:05:50,531 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:05:50,531 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:05:50,531 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:05:50,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:05:50,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:05:50,536 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:05:50,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:05:50,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:05:50,537 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:05:50,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:05:50,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:05:50,538 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:05:50,539 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:05:50,539 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E 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 -> 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 [2024-11-14 03:05:50,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:05:50,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:05:50,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:05:50,922 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:05:50,922 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:05:50,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i Unable to find full path for "g++" [2024-11-14 03:05:52,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:05:53,247 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:05:53,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2024-11-14 03:05:53,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/data/953a55d44/4990256c0bc541d6ad623b0031108b63/FLAG5f43bcd53 [2024-11-14 03:05:53,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/data/953a55d44/4990256c0bc541d6ad623b0031108b63 [2024-11-14 03:05:53,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:05:53,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:05:53,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:05:53,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:05:53,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:05:53,495 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:05:53" (1/1) ... [2024-11-14 03:05:53,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc6cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:53, skipping insertion in model container [2024-11-14 03:05:53,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:05:53" (1/1) ... [2024-11-14 03:05:53,537 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:05:53,744 WARN L250 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_d41f69c7-0533-4a1d-8a53-d10489b31e93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2024-11-14 03:05:53,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:05:53,893 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:05:53,916 WARN L250 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_d41f69c7-0533-4a1d-8a53-d10489b31e93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2024-11-14 03:05:54,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:05:54,052 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:05:54,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54 WrapperNode [2024-11-14 03:05:54,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:05:54,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:05:54,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:05:54,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:05:54,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,136 INFO L138 Inliner]: procedures = 27, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2024-11-14 03:05:54,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:05:54,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:05:54,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:05:54,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:05:54,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,184 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:05:54,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:05:54,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:05:54,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:05:54,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (1/1) ... [2024-11-14 03:05:54,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:05:54,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:05:54,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:05:54,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:05:54,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:05:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:05:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:05:54,281 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:05:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:05:54,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:05:54,457 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:05:54,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:05:58,009 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 03:05:58,009 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:05:58,023 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:05:58,023 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:05:58,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:05:58 BoogieIcfgContainer [2024-11-14 03:05:58,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:05:58,029 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:05:58,029 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:05:58,037 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:05:58,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:05:53" (1/3) ... [2024-11-14 03:05:58,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440e6987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:05:58, skipping insertion in model container [2024-11-14 03:05:58,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:05:54" (2/3) ... [2024-11-14 03:05:58,039 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440e6987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:05:58, skipping insertion in model container [2024-11-14 03:05:58,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:05:58" (3/3) ... [2024-11-14 03:05:58,041 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2024-11-14 03:05:58,080 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:05:58,082 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i that has 2 procedures, 110 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:05:58,156 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:05:58,173 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4d778ddc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:05:58,174 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:05:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 63 states have (on average 1.4126984126984128) internal successors, (89), 64 states have internal predecessors, (89), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-14 03:05:58,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-14 03:05:58,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:05:58,194 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:05:58,194 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:05:58,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:05:58,200 INFO L85 PathProgramCache]: Analyzing trace with hash -67265229, now seen corresponding path program 1 times [2024-11-14 03:05:58,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:05:58,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1581371478] [2024-11-14 03:05:58,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:05:58,210 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:05:58,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:05:58,212 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:05:58,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:05:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:05:58,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:05:58,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:05:58,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1094 proven. 0 refuted. 0 times theorem prover too weak. 2690 trivial. 0 not checked. [2024-11-14 03:05:58,869 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:05:58,870 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:05:58,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1581371478] [2024-11-14 03:05:58,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1581371478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:05:58,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:05:58,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:05:58,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7240010] [2024-11-14 03:05:58,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:05:58,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:05:58,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:05:58,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:05:58,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:05:58,900 INFO L87 Difference]: Start difference. First operand has 110 states, 63 states have (on average 1.4126984126984128) internal successors, (89), 64 states have internal predecessors, (89), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-14 03:05:58,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:05:58,952 INFO L93 Difference]: Finished difference Result 212 states and 390 transitions. [2024-11-14 03:05:58,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:05:58,954 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 266 [2024-11-14 03:05:58,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:05:58,961 INFO L225 Difference]: With dead ends: 212 [2024-11-14 03:05:58,961 INFO L226 Difference]: Without dead ends: 105 [2024-11-14 03:05:58,965 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:05:58,968 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:05:58,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:05:58,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-14 03:05:59,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-11-14 03:05:59,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 59 states have internal predecessors, (78), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-14 03:05:59,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 166 transitions. [2024-11-14 03:05:59,019 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 166 transitions. Word has length 266 [2024-11-14 03:05:59,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:05:59,020 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 166 transitions. [2024-11-14 03:05:59,020 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-14 03:05:59,020 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 166 transitions. [2024-11-14 03:05:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-14 03:05:59,026 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:05:59,026 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:05:59,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:05:59,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:05:59,227 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:05:59,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:05:59,228 INFO L85 PathProgramCache]: Analyzing trace with hash 105492839, now seen corresponding path program 1 times [2024-11-14 03:05:59,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:05:59,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30080453] [2024-11-14 03:05:59,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:05:59,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:05:59,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:05:59,234 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:05:59,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:05:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:05:59,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:05:59,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-14 03:06:00,644 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:06:00,723 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:06:00,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [30080453] [2024-11-14 03:06:00,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [30080453] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:06:00,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1461326740] [2024-11-14 03:06:00,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:00,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:06:00,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:06:00,729 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:06:00,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 03:06:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:01,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:06:01,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-14 03:06:01,445 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:06:01,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1461326740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:06:01,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 03:06:01,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-11-14 03:06:01,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504318262] [2024-11-14 03:06:01,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:06:01,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:06:01,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:06:01,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:06:01,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:06:01,449 INFO L87 Difference]: Start difference. First operand 105 states and 166 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:06:02,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:06:02,539 INFO L93 Difference]: Finished difference Result 300 states and 476 transitions. [2024-11-14 03:06:02,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:06:02,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 266 [2024-11-14 03:06:02,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:06:02,547 INFO L225 Difference]: With dead ends: 300 [2024-11-14 03:06:02,550 INFO L226 Difference]: Without dead ends: 198 [2024-11-14 03:06:02,551 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 545 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:06:02,552 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 148 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:06:02,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 317 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 03:06:02,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2024-11-14 03:06:02,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 195. [2024-11-14 03:06:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 104 states have (on average 1.2692307692307692) internal successors, (132), 104 states have internal predecessors, (132), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-14 03:06:02,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 308 transitions. [2024-11-14 03:06:02,629 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 308 transitions. Word has length 266 [2024-11-14 03:06:02,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:06:02,632 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 308 transitions. [2024-11-14 03:06:02,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:06:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 308 transitions. [2024-11-14 03:06:02,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-14 03:06:02,645 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:06:02,646 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:06:02,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-14 03:06:02,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 03:06:03,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:06:03,047 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:06:03,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:06:03,048 INFO L85 PathProgramCache]: Analyzing trace with hash 785551209, now seen corresponding path program 1 times [2024-11-14 03:06:03,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:06:03,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [663405800] [2024-11-14 03:06:03,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:03,053 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:06:03,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:06:03,056 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:06:03,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 03:06:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:03,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:06:03,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-14 03:06:04,260 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:06:04,324 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:06:04,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [663405800] [2024-11-14 03:06:04,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [663405800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:06:04,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [637071045] [2024-11-14 03:06:04,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:04,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:06:04,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:06:04,327 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:06:04,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 03:06:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:04,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:06:04,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:06,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-14 03:06:06,349 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:06:06,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [637071045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:06:06,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 03:06:06,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-11-14 03:06:06,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346583608] [2024-11-14 03:06:06,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:06:06,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:06:06,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:06:06,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:06:06,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:06:06,353 INFO L87 Difference]: Start difference. First operand 195 states and 308 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:06:07,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:06:07,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:06:07,859 INFO L93 Difference]: Finished difference Result 577 states and 914 transitions. [2024-11-14 03:06:07,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:06:07,879 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 266 [2024-11-14 03:06:07,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:06:07,886 INFO L225 Difference]: With dead ends: 577 [2024-11-14 03:06:07,886 INFO L226 Difference]: Without dead ends: 385 [2024-11-14 03:06:07,888 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 545 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:06:07,889 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 34 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:06:07,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 332 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-14 03:06:07,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2024-11-14 03:06:07,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 383. [2024-11-14 03:06:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 202 states have (on average 1.2574257425742574) internal successors, (254), 202 states have internal predecessors, (254), 176 states have call successors, (176), 4 states have call predecessors, (176), 4 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2024-11-14 03:06:08,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 606 transitions. [2024-11-14 03:06:08,001 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 606 transitions. Word has length 266 [2024-11-14 03:06:08,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:06:08,003 INFO L471 AbstractCegarLoop]: Abstraction has 383 states and 606 transitions. [2024-11-14 03:06:08,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:06:08,003 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 606 transitions. [2024-11-14 03:06:08,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-14 03:06:08,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:06:08,008 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:06:08,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-14 03:06:08,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 03:06:08,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:06:08,409 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:06:08,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:06:08,410 INFO L85 PathProgramCache]: Analyzing trace with hash 869259030, now seen corresponding path program 1 times [2024-11-14 03:06:08,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:06:08,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1638684142] [2024-11-14 03:06:08,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:08,411 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:06:08,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:06:08,413 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:06:08,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-14 03:06:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:08,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:06:08,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:09,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2024-11-14 03:06:09,648 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:06:09,725 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:06:09,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1638684142] [2024-11-14 03:06:09,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1638684142] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:06:09,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1537280898] [2024-11-14 03:06:09,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:09,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:06:09,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:06:09,728 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:06:09,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-14 03:06:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:11,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 03:06:11,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 213 proven. 126 refuted. 0 times theorem prover too weak. 3445 trivial. 0 not checked. [2024-11-14 03:06:12,902 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:06:14,079 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 3 proven. 126 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-14 03:06:14,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1537280898] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:06:14,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1060110547] [2024-11-14 03:06:14,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:14,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:06:14,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:06:14,082 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:06:14,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 03:06:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:14,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:06:14,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:15,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 213 proven. 126 refuted. 0 times theorem prover too weak. 3445 trivial. 0 not checked. [2024-11-14 03:06:15,330 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:06:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 3 proven. 126 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-14 03:06:16,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1060110547] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:06:16,241 INFO L185 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2024-11-14 03:06:16,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6, 6, 6] total 9 [2024-11-14 03:06:16,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016863029] [2024-11-14 03:06:16,242 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2024-11-14 03:06:16,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 03:06:16,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:06:16,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 03:06:16,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-14 03:06:16,245 INFO L87 Difference]: Start difference. First operand 383 states and 606 transitions. Second operand has 9 states, 9 states have (on average 11.0) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) [2024-11-14 03:06:19,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:06:19,517 INFO L93 Difference]: Finished difference Result 720 states and 1112 transitions. [2024-11-14 03:06:19,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 03:06:19,518 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) Word has length 267 [2024-11-14 03:06:19,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:06:19,524 INFO L225 Difference]: With dead ends: 720 [2024-11-14 03:06:19,524 INFO L226 Difference]: Without dead ends: 340 [2024-11-14 03:06:19,526 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1373 GetRequests, 1343 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=244, Invalid=626, Unknown=0, NotChecked=0, Total=870 [2024-11-14 03:06:19,527 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 329 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-14 03:06:19,527 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 374 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-14 03:06:19,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2024-11-14 03:06:19,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 324. [2024-11-14 03:06:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 182 states have (on average 1.2307692307692308) internal successors, (224), 182 states have internal predecessors, (224), 132 states have call successors, (132), 9 states have call predecessors, (132), 9 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-14 03:06:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 488 transitions. [2024-11-14 03:06:19,578 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 488 transitions. Word has length 267 [2024-11-14 03:06:19,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:06:19,579 INFO L471 AbstractCegarLoop]: Abstraction has 324 states and 488 transitions. [2024-11-14 03:06:19,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.0) internal successors, (99), 9 states have internal predecessors, (99), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) [2024-11-14 03:06:19,579 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 488 transitions. [2024-11-14 03:06:19,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-14 03:06:19,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:06:19,583 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:06:19,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-14 03:06:19,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-14 03:06:20,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 03:06:20,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:06:20,185 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:06:20,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:06:20,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1945523192, now seen corresponding path program 1 times [2024-11-14 03:06:20,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:06:20,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1458160636] [2024-11-14 03:06:20,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:20,187 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:06:20,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:06:20,197 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:06:20,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (10)] Waiting until timeout for monitored process [2024-11-14 03:06:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:20,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:06:20,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:20,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-14 03:06:20,871 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:06:20,871 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:06:20,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1458160636] [2024-11-14 03:06:20,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1458160636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:06:20,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:06:20,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:06:20,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399932503] [2024-11-14 03:06:20,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:06:20,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:06:20,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:06:20,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:06:20,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:06:20,875 INFO L87 Difference]: Start difference. First operand 324 states and 488 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:06:23,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:06:23,328 INFO L93 Difference]: Finished difference Result 954 states and 1436 transitions. [2024-11-14 03:06:23,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:06:23,328 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 268 [2024-11-14 03:06:23,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:06:23,335 INFO L225 Difference]: With dead ends: 954 [2024-11-14 03:06:23,335 INFO L226 Difference]: Without dead ends: 633 [2024-11-14 03:06:23,337 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:06:23,338 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 152 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:06:23,338 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 443 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 03:06:23,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2024-11-14 03:06:23,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 631. [2024-11-14 03:06:23,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 631 states, 348 states have (on average 1.1810344827586208) internal successors, (411), 348 states have internal predecessors, (411), 264 states have call successors, (264), 18 states have call predecessors, (264), 18 states have return successors, (264), 264 states have call predecessors, (264), 264 states have call successors, (264) [2024-11-14 03:06:23,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 939 transitions. [2024-11-14 03:06:23,413 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 939 transitions. Word has length 268 [2024-11-14 03:06:23,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:06:23,414 INFO L471 AbstractCegarLoop]: Abstraction has 631 states and 939 transitions. [2024-11-14 03:06:23,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:06:23,414 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 939 transitions. [2024-11-14 03:06:23,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-14 03:06:23,419 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:06:23,419 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:06:23,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (10)] Ended with exit code 0 [2024-11-14 03:06:23,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:06:23,623 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:06:23,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:06:23,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1338326854, now seen corresponding path program 1 times [2024-11-14 03:06:23,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:06:23,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [438869724] [2024-11-14 03:06:23,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:23,624 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:06:23,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:06:23,626 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:06:23,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (11)] Waiting until timeout for monitored process [2024-11-14 03:06:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:24,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 03:06:24,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:51,259 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (let ((.cse4 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (fp.leq ~var_1_25~0 .cse3) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))))))) is different from true [2024-11-14 03:06:58,105 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from true [2024-11-14 03:07:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-14 03:07:11,647 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:08:21,052 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:08:21,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [438869724] [2024-11-14 03:08:21,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [438869724] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:08:21,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1343188641] [2024-11-14 03:08:21,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:21,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:08:21,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:08:21,055 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:08:21,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-14 03:08:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:22,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 03:08:22,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-14 03:09:07,634 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:42,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1343188641] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:09:42,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680961453] [2024-11-14 03:09:42,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:42,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:09:42,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:09:42,782 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:09:42,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 03:09:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:43,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 03:09:43,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:30,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-14 03:10:30,030 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:11:04,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680961453] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:11:04,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:11:04,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2024-11-14 03:11:04,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987001616] [2024-11-14 03:11:04,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 03:11:04,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 03:11:04,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:11:04,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 03:11:04,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=151, Unknown=12, NotChecked=54, Total=272 [2024-11-14 03:11:04,834 INFO L87 Difference]: Start difference. First operand 631 states and 939 transitions. Second operand has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-14 03:11:21,330 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3))) (and (or (and (fp.leq c_~var_1_25~0 .cse0) (fp.geq c_~var_1_25~0 .cse1)) (and (fp.geq c_~var_1_25~0 .cse2) (fp.leq c_~var_1_25~0 .cse3))) (or (and (fp.geq c_~var_1_26~0 .cse2) (fp.leq c_~var_1_26~0 .cse3)) (and (fp.leq c_~var_1_26~0 .cse0) (fp.geq c_~var_1_26~0 .cse1))) (or (and (fp.leq c_~var_1_24~0 .cse3) (fp.geq c_~var_1_24~0 .cse2)) (and (fp.leq c_~var_1_24~0 .cse0) (fp.geq c_~var_1_24~0 .cse1))) (let ((.cse5 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse7 (fp.neg .cse4)) (.cse6 (fp.neg .cse5))) (let ((.cse8 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (fp.geq ~var_1_26~0 .cse6))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse4) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse6) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse5))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (fp.leq ~var_1_25~0 .cse7) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (fp.geq ~var_1_26~0 .cse4) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse6) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse4) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse4) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (fp.geq ~var_1_26~0 .cse4) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse4) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse7))))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-14 03:11:27,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:11:27,190 INFO L93 Difference]: Finished difference Result 1995 states and 2910 transitions. [2024-11-14 03:11:27,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 03:11:27,196 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 268 [2024-11-14 03:11:27,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:11:27,209 INFO L225 Difference]: With dead ends: 1995 [2024-11-14 03:11:27,209 INFO L226 Difference]: Without dead ends: 1367 [2024-11-14 03:11:27,213 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1135 GetRequests, 1116 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 55.3s TimeCoverageRelationStatistics Valid=89, Invalid=210, Unknown=19, NotChecked=102, Total=420 [2024-11-14 03:11:27,214 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 87 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 1216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 747 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:11:27,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 974 Invalid, 1216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 454 Invalid, 0 Unknown, 747 Unchecked, 7.5s Time] [2024-11-14 03:11:27,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1367 states. [2024-11-14 03:11:27,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1367 to 1341. [2024-11-14 03:11:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 758 states have (on average 1.1741424802110818) internal successors, (890), 758 states have internal predecessors, (890), 528 states have call successors, (528), 54 states have call predecessors, (528), 54 states have return successors, (528), 528 states have call predecessors, (528), 528 states have call successors, (528) [2024-11-14 03:11:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 1946 transitions. [2024-11-14 03:11:27,420 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 1946 transitions. Word has length 268 [2024-11-14 03:11:27,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:11:27,421 INFO L471 AbstractCegarLoop]: Abstraction has 1341 states and 1946 transitions. [2024-11-14 03:11:27,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-14 03:11:27,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1946 transitions. [2024-11-14 03:11:27,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-14 03:11:27,425 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:11:27,425 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:11:27,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 03:11:27,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (11)] Ended with exit code 0 [2024-11-14 03:11:27,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-14 03:11:28,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:11:28,027 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:11:28,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:11:28,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1935572088, now seen corresponding path program 1 times [2024-11-14 03:11:28,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:11:28,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1118078612] [2024-11-14 03:11:28,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:11:28,028 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:11:28,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:11:28,029 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:11:28,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (14)] Waiting until timeout for monitored process [2024-11-14 03:11:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:11:28,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 03:11:28,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:12:00,896 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (let ((.cse4 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (fp.leq ~var_1_25~0 .cse3) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))))))) is different from true [2024-11-14 03:12:10,124 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from false [2024-11-14 03:12:12,130 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from true [2024-11-14 03:12:31,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-14 03:12:31,795 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:13:26,137 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse4 (fp.neg .cse2)) (.cse5 (fp.neg .cse0))) (and (forall ((~var_1_26~0 (_ FloatingPoint 8 24))) (or (not (fp.geq ~var_1_26~0 .cse0)) (fp.gt c_~var_1_25~0 ~var_1_26~0) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_24~0 ~var_1_26~0))) (fp.eq .cse1 .cse1)) (not (fp.leq ~var_1_26~0 .cse2)))) (forall ((~var_1_26~0 (_ FloatingPoint 8 24))) (or (fp.gt c_~var_1_25~0 ~var_1_26~0) (let ((.cse3 (fp.add c_currentRoundingMode c_~var_1_24~0 ~var_1_26~0))) (fp.eq .cse3 .cse3)) (not (fp.geq ~var_1_26~0 .cse4)) (not (fp.leq ~var_1_26~0 .cse5)))) (or (let ((.cse6 (fp.add c_currentRoundingMode c_~var_1_24~0 c_~var_1_25~0))) (fp.eq .cse6 .cse6)) (and (forall ((~var_1_26~0 (_ FloatingPoint 8 24))) (or (not (fp.gt c_~var_1_25~0 ~var_1_26~0)) (not (fp.geq ~var_1_26~0 .cse4)) (not (fp.leq ~var_1_26~0 .cse5)))) (forall ((~var_1_26~0 (_ FloatingPoint 8 24))) (or (not (fp.geq ~var_1_26~0 .cse0)) (not (fp.gt c_~var_1_25~0 ~var_1_26~0)) (not (fp.leq ~var_1_26~0 .cse2))))))))) is different from true [2024-11-14 03:13:26,137 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:13:26,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1118078612] [2024-11-14 03:13:26,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1118078612] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:13:26,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1529106040] [2024-11-14 03:13:26,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:13:26,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:13:26,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:13:26,140 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:13:26,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-14 03:13:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:13:27,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 03:13:27,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:14:20,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-14 03:14:20,848 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:15:02,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1529106040] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:15:02,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204878866] [2024-11-14 03:15:02,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:15:02,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:15:02,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:15:02,782 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:15:02,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-14 03:15:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:15:03,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 03:15:03,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:15:52,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2024-11-14 03:15:52,450 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:16:28,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204878866] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:16:28,031 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:16:28,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2024-11-14 03:16:28,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832798634] [2024-11-14 03:16:28,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 03:16:28,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 03:16:28,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:16:28,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 03:16:28,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=134, Unknown=5, NotChecked=78, Total=272 [2024-11-14 03:16:28,033 INFO L87 Difference]: Start difference. First operand 1341 states and 1946 transitions. Second operand has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-14 03:16:39,003 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3))) (and (or (and (fp.leq c_~var_1_25~0 .cse0) (fp.geq c_~var_1_25~0 .cse1)) (and (fp.geq c_~var_1_25~0 .cse2) (fp.leq c_~var_1_25~0 .cse3))) (or (and (fp.geq c_~var_1_26~0 .cse2) (fp.leq c_~var_1_26~0 .cse3)) (and (fp.leq c_~var_1_26~0 .cse0) (fp.geq c_~var_1_26~0 .cse1))) (or (and (fp.leq c_~var_1_24~0 .cse3) (fp.geq c_~var_1_24~0 .cse2)) (and (fp.leq c_~var_1_24~0 .cse0) (fp.geq c_~var_1_24~0 .cse1))) (let ((.cse5 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse7 (fp.neg .cse4)) (.cse6 (fp.neg .cse5))) (let ((.cse8 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (fp.geq ~var_1_26~0 .cse6))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse4) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse6) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse5))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (fp.leq ~var_1_25~0 .cse7) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (fp.geq ~var_1_26~0 .cse4) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse6) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse4) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse4) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse7))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse7) (fp.geq ~var_1_24~0 .cse6))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse4) (fp.leq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse4) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse5))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse5) (fp.geq ~var_1_26~0 .cse4) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse4) (fp.leq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse7))))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-14 03:16:44,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:16:44,223 INFO L93 Difference]: Finished difference Result 1998 states and 2913 transitions. [2024-11-14 03:16:44,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 03:16:44,230 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 268 [2024-11-14 03:16:44,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:16:44,243 INFO L225 Difference]: With dead ends: 1998 [2024-11-14 03:16:44,243 INFO L226 Difference]: Without dead ends: 1370 [2024-11-14 03:16:44,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1135 GetRequests, 1116 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 30.8s TimeCoverageRelationStatistics Valid=89, Invalid=190, Unknown=9, NotChecked=132, Total=420 [2024-11-14 03:16:44,248 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 147 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 688 SdHoareTripleChecker+Invalid, 1330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 750 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:16:44,248 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 688 Invalid, 1330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 514 Invalid, 0 Unknown, 750 Unchecked, 7.4s Time] [2024-11-14 03:16:44,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2024-11-14 03:16:44,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1341. [2024-11-14 03:16:44,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 758 states have (on average 1.1741424802110818) internal successors, (890), 758 states have internal predecessors, (890), 528 states have call successors, (528), 54 states have call predecessors, (528), 54 states have return successors, (528), 528 states have call predecessors, (528), 528 states have call successors, (528) [2024-11-14 03:16:44,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 1946 transitions. [2024-11-14 03:16:44,430 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 1946 transitions. Word has length 268 [2024-11-14 03:16:44,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:16:44,431 INFO L471 AbstractCegarLoop]: Abstraction has 1341 states and 1946 transitions. [2024-11-14 03:16:44,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-14 03:16:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1946 transitions. [2024-11-14 03:16:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-14 03:16:44,434 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:16:44,434 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:16:44,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-14 03:16:44,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-14 03:16:44,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (14)] Forceful destruction successful, exit code 0 [2024-11-14 03:16:45,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:16:45,035 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:16:45,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:16:45,036 INFO L85 PathProgramCache]: Analyzing trace with hash -350616888, now seen corresponding path program 1 times [2024-11-14 03:16:45,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:16:45,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1623601047] [2024-11-14 03:16:45,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:16:45,036 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:16:45,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:16:45,038 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:16:45,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (17)] Waiting until timeout for monitored process [2024-11-14 03:16:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:16:45,435 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:16:45,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:16:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-14 03:16:46,806 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:16:46,806 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:16:46,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1623601047] [2024-11-14 03:16:46,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1623601047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:16:46,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:16:46,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:16:46,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872324900] [2024-11-14 03:16:46,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:16:46,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:16:46,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:16:46,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:16:46,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:16:46,808 INFO L87 Difference]: Start difference. First operand 1341 states and 1946 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:16:49,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:16:49,960 INFO L93 Difference]: Finished difference Result 2338 states and 3412 transitions. [2024-11-14 03:16:49,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:16:49,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 268 [2024-11-14 03:16:49,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:16:49,998 INFO L225 Difference]: With dead ends: 2338 [2024-11-14 03:16:49,998 INFO L226 Difference]: Without dead ends: 1000 [2024-11-14 03:16:50,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:16:50,004 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 38 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:16:50,005 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 349 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-14 03:16:50,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2024-11-14 03:16:50,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 998. [2024-11-14 03:16:50,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 565 states have (on average 1.184070796460177) internal successors, (669), 565 states have internal predecessors, (669), 396 states have call successors, (396), 36 states have call predecessors, (396), 36 states have return successors, (396), 396 states have call predecessors, (396), 396 states have call successors, (396) [2024-11-14 03:16:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1461 transitions. [2024-11-14 03:16:50,113 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1461 transitions. Word has length 268 [2024-11-14 03:16:50,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:16:50,114 INFO L471 AbstractCegarLoop]: Abstraction has 998 states and 1461 transitions. [2024-11-14 03:16:50,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:16:50,115 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1461 transitions. [2024-11-14 03:16:50,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-14 03:16:50,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:16:50,117 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:16:50,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (17)] Ended with exit code 0 [2024-11-14 03:16:50,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:16:50,318 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:16:50,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:16:50,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1740714308, now seen corresponding path program 1 times [2024-11-14 03:16:50,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:16:50,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2028682883] [2024-11-14 03:16:50,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:16:50,319 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:16:50,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:16:50,321 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:16:50,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (18)] Waiting until timeout for monitored process [2024-11-14 03:16:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:16:50,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:16:50,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:16:51,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2024-11-14 03:16:51,965 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:16:51,965 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:16:51,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2028682883] [2024-11-14 03:16:51,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2028682883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:16:51,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:16:51,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:16:51,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691090165] [2024-11-14 03:16:51,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:16:51,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:16:51,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:16:51,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:16:51,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:16:51,967 INFO L87 Difference]: Start difference. First operand 998 states and 1461 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:16:54,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:16:55,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:16:59,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:16:59,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:16:59,578 INFO L93 Difference]: Finished difference Result 1944 states and 2876 transitions. [2024-11-14 03:16:59,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:16:59,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 269 [2024-11-14 03:16:59,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:16:59,591 INFO L225 Difference]: With dead ends: 1944 [2024-11-14 03:16:59,591 INFO L226 Difference]: Without dead ends: 1316 [2024-11-14 03:16:59,594 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:16:59,595 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 157 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:16:59,596 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 315 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2024-11-14 03:16:59,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1316 states. [2024-11-14 03:16:59,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1316 to 1314. [2024-11-14 03:16:59,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1314 states, 740 states have (on average 1.1891891891891893) internal successors, (880), 740 states have internal predecessors, (880), 528 states have call successors, (528), 45 states have call predecessors, (528), 45 states have return successors, (528), 528 states have call predecessors, (528), 528 states have call successors, (528) [2024-11-14 03:16:59,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1936 transitions. [2024-11-14 03:16:59,753 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1936 transitions. Word has length 269 [2024-11-14 03:16:59,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:16:59,754 INFO L471 AbstractCegarLoop]: Abstraction has 1314 states and 1936 transitions. [2024-11-14 03:16:59,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2024-11-14 03:16:59,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1936 transitions. [2024-11-14 03:16:59,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-14 03:16:59,756 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:16:59,756 INFO L215 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:16:59,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (18)] Ended with exit code 0 [2024-11-14 03:16:59,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:16:59,957 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:16:59,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:16:59,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1204132220, now seen corresponding path program 1 times [2024-11-14 03:16:59,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:16:59,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244516871] [2024-11-14 03:16:59,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:16:59,959 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:16:59,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:16:59,962 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:16:59,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d41f69c7-0533-4a1d-8a53-d10489b31e93/bin/utaipan-verify-sOmjnqqW8E/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 (19)] Waiting until timeout for monitored process [2024-11-14 03:17:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:17:00,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-14 03:17:00,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:17:36,047 WARN L286 SmtUtils]: Spent 5.76s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:17:49,662 WARN L286 SmtUtils]: Spent 5.39s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:19:20,706 WARN L286 SmtUtils]: Spent 31.71s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)