./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 c1e3a13cc8864300b394bee27a2f33dadf24d309fdb1a460be4ff67cd9a2308f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:47:22,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:47:22,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:47:22,826 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:47:22,826 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:47:22,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:47:22,872 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:47:22,872 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:47:22,873 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:47:22,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:47:22,873 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:47:22,873 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:47:22,873 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:47:22,873 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:47:22,875 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:47:22,875 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:47:22,875 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:47:22,875 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:47:22,875 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:47:22,875 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:47:22,876 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:47:22,876 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:47:22,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:47:22,876 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:47:22,876 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:47:22,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:47:22,876 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:47:22,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:47:22,876 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:47:22,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:47:22,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:47:22,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:47:22,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:47:22,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:47:22,878 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:47:22,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:47:22,878 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:47:22,878 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:47:22,878 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:47:22,878 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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 -> c1e3a13cc8864300b394bee27a2f33dadf24d309fdb1a460be4ff67cd9a2308f [2024-11-14 03:47:23,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:47:23,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:47:23,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:47:23,167 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:47:23,168 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:47:23,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i Unable to find full path for "g++" [2024-11-14 03:47:24,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:47:25,313 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:47:25,314 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i [2024-11-14 03:47:25,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/data/d657e1d10/4b6c9713e1f042a9b9de5313659fd968/FLAG1f67a97d7 [2024-11-14 03:47:25,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/data/d657e1d10/4b6c9713e1f042a9b9de5313659fd968 [2024-11-14 03:47:25,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:47:25,580 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:47:25,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:47:25,582 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:47:25,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:47:25,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:25,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@394bd18b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25, skipping insertion in model container [2024-11-14 03:47:25,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:25,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:47:25,797 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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i[919,932] [2024-11-14 03:47:25,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:47:25,914 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:47:25,924 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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i[919,932] [2024-11-14 03:47:25,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:47:25,983 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:47:25,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25 WrapperNode [2024-11-14 03:47:25,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:47:25,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:47:25,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:47:25,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:47:25,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,105 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 285 [2024-11-14 03:47:26,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:47:26,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:47:26,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:47:26,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:47:26,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,173 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,183 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:47:26,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:47:26,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:47:26,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:47:26,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (1/1) ... [2024-11-14 03:47:26,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:47:26,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:47:26,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:47:26,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:47:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:47:26,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:47:26,276 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:47:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:47:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:47:26,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:47:26,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:47:26,409 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:47:27,303 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-14 03:47:27,304 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:47:27,845 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:47:27,846 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:47:27,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:47:27 BoogieIcfgContainer [2024-11-14 03:47:27,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:47:27,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:47:27,849 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:47:27,853 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:47:27,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:47:25" (1/3) ... [2024-11-14 03:47:27,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc9b7be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:47:27, skipping insertion in model container [2024-11-14 03:47:27,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:25" (2/3) ... [2024-11-14 03:47:27,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc9b7be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:47:27, skipping insertion in model container [2024-11-14 03:47:27,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:47:27" (3/3) ... [2024-11-14 03:47:27,858 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i [2024-11-14 03:47:27,884 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:47:27,886 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:47:27,956 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:47:27,972 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;@5ccf1467, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:47:27,973 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:47:27,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-14 03:47:27,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-14 03:47:27,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:47:27,993 INFO L215 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:47:27,994 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:47:27,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:47:27,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1813875272, now seen corresponding path program 1 times [2024-11-14 03:47:28,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:47:28,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558632027] [2024-11-14 03:47:28,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:47:28,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:47:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:47:28,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1095397892] [2024-11-14 03:47:28,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:47:28,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:47:28,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:47:28,779 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:47:28,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:47:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:47:29,383 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:47:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:47:29,657 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:47:29,659 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:47:29,660 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:47:29,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:47:29,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:47:29,866 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:47:29,972 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:47:29,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:47:29 BoogieIcfgContainer [2024-11-14 03:47:29,975 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:47:29,976 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:47:29,976 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:47:29,976 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:47:29,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:47:27" (3/4) ... [2024-11-14 03:47:29,993 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:47:29,994 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:47:29,997 INFO L158 Benchmark]: Toolchain (without parser) took 4415.46ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 93.3MB in the beginning and 108.5MB in the end (delta: -15.2MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2024-11-14 03:47:29,998 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:47:29,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.87ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 75.6MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:47:29,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.74ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 67.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:47:29,999 INFO L158 Benchmark]: Boogie Preprocessor took 97.15ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 64.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:47:29,999 INFO L158 Benchmark]: RCFGBuilder took 1641.69ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 38.7MB in the end (delta: 25.4MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-11-14 03:47:30,002 INFO L158 Benchmark]: TraceAbstraction took 2127.29ms. Allocated memory is still 117.4MB. Free memory was 38.1MB in the beginning and 32.6MB in the end (delta: 5.5MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-11-14 03:47:30,003 INFO L158 Benchmark]: Witness Printer took 18.00ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 32.6MB in the beginning and 108.5MB in the end (delta: -75.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-14 03:47:30,005 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.87ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 75.6MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.74ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 67.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.15ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 64.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1641.69ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 38.7MB in the end (delta: 25.4MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2127.29ms. Allocated memory is still 117.4MB. Free memory was 38.1MB in the beginning and 32.6MB in the end (delta: 5.5MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Witness Printer took 18.00ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 32.6MB in the beginning and 108.5MB in the end (delta: -75.9MB). Peak memory consumption was 12.2MB. 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 someBinaryArithmeticDOUBLEoperation at line 89, overapproximation of bitwiseOr at line 68, overapproximation of bitwiseAnd at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 140, overapproximation of someBinaryDOUBLEComparisonOperation at line 146, overapproximation of someBinaryDOUBLEComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 148, overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 142. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -4; [L23] unsigned char var_1_3 = 64; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_5 = 2; [L26] unsigned short int var_1_6 = 10; [L27] double var_1_8 = 1.875; [L28] signed long int var_1_9 = -4; [L29] double var_1_10 = 63.5; [L30] double var_1_11 = 255.375; [L31] double var_1_12 = 999999999.525; [L32] double var_1_13 = 63.75; [L33] double var_1_14 = 0.625; [L34] unsigned short int var_1_15 = 5; [L35] signed char var_1_16 = 4; [L36] signed char var_1_17 = 0; [L37] signed char var_1_18 = -2; [L38] signed char var_1_19 = 1; [L39] unsigned short int var_1_20 = 50; [L40] unsigned short int var_1_21 = 0; [L41] unsigned char var_1_22 = 2; [L42] unsigned char var_1_23 = 32; [L43] unsigned short int var_1_24 = 8; [L44] signed long int var_1_25 = -64; [L45] unsigned short int var_1_26 = 26914; [L46] unsigned short int var_1_27 = 26182; [L47] unsigned char var_1_28 = 5; [L48] unsigned char var_1_29 = 50; [L49] unsigned char var_1_30 = 10; [L50] signed long int var_1_31 = -32; [L51] unsigned char var_1_32 = 0; [L52] unsigned char var_1_33 = 1; [L53] unsigned char var_1_34 = 0; [L54] signed long int var_1_35 = 1000000; [L55] signed long int var_1_36 = 64; [L56] unsigned char last_1_var_1_3 = 64; [L57] unsigned short int last_1_var_1_6 = 10; [L58] unsigned short int last_1_var_1_15 = 5; [L59] unsigned short int last_1_var_1_20 = 50; [L60] unsigned short int last_1_var_1_21 = 0; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L184] last_1_var_1_3 = var_1_3 [L185] last_1_var_1_6 = var_1_6 [L186] last_1_var_1_15 = var_1_15 [L187] last_1_var_1_20 = var_1_20 [L188] last_1_var_1_21 = var_1_21 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L129] var_1_4 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L131] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L132] var_1_5 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L134] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L135] var_1_9 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L137] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L138] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L139] var_1_10 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L141] var_1_11 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L143] var_1_12 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L145] var_1_13 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L147] var_1_14 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L149] var_1_17 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L151] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L152] var_1_18 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L154] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L155] var_1_19 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_19 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_19 >= -31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L157] CALL assume_abort_if_not(var_1_19 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_19 <= 31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L158] var_1_23 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L160] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L161] var_1_25 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_25 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_25 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L163] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L164] var_1_26 = __VERIFIER_nondet_ushort() [L165] CALL assume_abort_if_not(var_1_26 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_26 >= 16383) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L166] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L167] var_1_27 = __VERIFIER_nondet_ushort() [L168] CALL assume_abort_if_not(var_1_27 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_27 >= 16384) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L169] CALL assume_abort_if_not(var_1_27 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 <= 32767) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L170] var_1_29 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L172] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L173] var_1_30 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L175] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L176] var_1_33 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_33 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 >= 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L178] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L179] var_1_34 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L181] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=15/8, var_1_9=181] [L199] RET updateVariables() [L200] CALL step() [L64] signed long int stepLocal_0 = last_1_var_1_21; [L65] COND FALSE !(last_1_var_1_6 < stepLocal_0) [L68] EXPR last_1_var_1_20 ^ last_1_var_1_15 [L68] signed long int stepLocal_2 = last_1_var_1_20 ^ last_1_var_1_15; [L69] unsigned char stepLocal_1 = var_1_5; [L70] COND FALSE !(stepLocal_2 < -256) [L73] COND FALSE !(stepLocal_1 <= 50) [L77] COND FALSE !(((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23))) >= var_1_25) [L80] var_1_20 = (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4))) [L81] COND TRUE var_1_26 > 100 [L82] EXPR ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26 [L82] COND FALSE !((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26) > var_1_25) [L85] var_1_32 = var_1_34 [L88] COND FALSE !(var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) [L91] COND TRUE var_1_13 <= (var_1_14 + var_1_11) [L92] var_1_8 = var_1_12 [L95] var_1_35 = ((((var_1_26) > (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))))) ? (var_1_26) : (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))))) [L96] var_1_16 = (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))))) [L97] COND TRUE var_1_26 != 10 [L98] COND FALSE !(var_1_26 <= var_1_29) [L102] var_1_1 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L103] COND TRUE var_1_27 > 0 [L104] var_1_28 = (((((((((var_1_29 + var_1_30)) > (var_1_23)) ? ((var_1_29 + var_1_30)) : (var_1_23)))) < (0)) ? ((((((var_1_29 + var_1_30)) > (var_1_23)) ? ((var_1_29 + var_1_30)) : (var_1_23)))) : (0))) [L106] unsigned short int stepLocal_3 = var_1_6; [L107] EXPR (var_1_3 * var_1_17) & (var_1_1 * var_1_18) [L107] COND TRUE stepLocal_3 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18)) [L108] var_1_21 = (var_1_4 + 128) [L110] COND FALSE !(((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) [L113] var_1_22 = var_1_23 [L114] COND FALSE !(var_1_29 > var_1_30) [L121] COND TRUE var_1_25 >= var_1_22 [L122] var_1_36 = 100000000 [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1)) [L191] EXPR last_1_var_1_20 ^ last_1_var_1_15 [L191] EXPR ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1)) [L191] EXPR (((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1) [L191-L192] return (((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_12=2, var_1_15=5, var_1_16=1, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=1, var_1_20=74, var_1_21=201, var_1_22=1, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16383, var_1_36=100000000, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=2, var_1_9=181] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_12=2, var_1_15=5, var_1_16=1, var_1_17=-10, var_1_18=10, var_1_19=1, var_1_1=1, var_1_20=74, var_1_21=201, var_1_22=1, var_1_23=1, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16383, var_1_36=100000000, var_1_3=64, var_1_4=73, var_1_5=-448, var_1_6=10, var_1_8=2, var_1_9=181] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 34, 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=62occurred 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, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 250 NumberOfCodeBlocks, 250 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 03:47:30,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 c1e3a13cc8864300b394bee27a2f33dadf24d309fdb1a460be4ff67cd9a2308f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:47:32,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:47:32,833 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:47:32,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:47:32,844 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:47:32,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:47:32,883 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:47:32,883 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:47:32,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:47:32,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:47:32,886 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:47:32,886 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:47:32,886 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:47:32,886 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:47:32,886 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:47:32,887 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:47:32,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:47:32,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:47:32,887 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:47:32,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:47:32,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:47:32,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:47:32,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:47:32,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:47:32,889 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:47:32,889 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:47:32,890 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:47:32,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:47:32,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:47:32,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:47:32,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:47:32,891 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:47:32,891 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:47:32,891 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:47:32,891 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:47:32,891 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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 -> c1e3a13cc8864300b394bee27a2f33dadf24d309fdb1a460be4ff67cd9a2308f [2024-11-14 03:47:33,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:47:33,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:47:33,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:47:33,229 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:47:33,230 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:47:33,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i Unable to find full path for "g++" [2024-11-14 03:47:35,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:47:35,567 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:47:35,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i [2024-11-14 03:47:35,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/data/6d879ca5c/2e8ea381fb1a4d248a52af4d7a6e1df1/FLAG0e705ba47 [2024-11-14 03:47:35,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/data/6d879ca5c/2e8ea381fb1a4d248a52af4d7a6e1df1 [2024-11-14 03:47:35,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:47:35,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:47:35,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:47:35,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:47:35,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:47:35,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:47:35" (1/1) ... [2024-11-14 03:47:35,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425a72cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:35, skipping insertion in model container [2024-11-14 03:47:35,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:47:35" (1/1) ... [2024-11-14 03:47:35,653 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:47:35,832 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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i[919,932] [2024-11-14 03:47:35,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:47:35,975 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:47:35,988 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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i[919,932] [2024-11-14 03:47:36,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:47:36,048 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:47:36,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36 WrapperNode [2024-11-14 03:47:36,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:47:36,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:47:36,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:47:36,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:47:36,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,070 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,117 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2024-11-14 03:47:36,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:47:36,125 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:47:36,125 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:47:36,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:47:36,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,145 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,184 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:47:36,194 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:47:36,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:47:36,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:47:36,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (1/1) ... [2024-11-14 03:47:36,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:47:36,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:47:36,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:47:36,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:47:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:47:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:47:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:47:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:47:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:47:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:47:36,356 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:47:36,358 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:47:41,315 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-14 03:47:41,315 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:47:41,327 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:47:41,327 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:47:41,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:47:41 BoogieIcfgContainer [2024-11-14 03:47:41,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:47:41,330 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:47:41,330 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:47:41,335 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:47:41,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:47:35" (1/3) ... [2024-11-14 03:47:41,335 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68fee2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:47:41, skipping insertion in model container [2024-11-14 03:47:41,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:47:36" (2/3) ... [2024-11-14 03:47:41,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68fee2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:47:41, skipping insertion in model container [2024-11-14 03:47:41,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:47:41" (3/3) ... [2024-11-14 03:47:41,337 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i [2024-11-14 03:47:41,352 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:47:41,355 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-78.i that has 2 procedures, 94 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:47:41,415 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:47:41,427 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;@57a38edf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:47:41,427 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:47:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 57 states have (on average 1.368421052631579) internal successors, (78), 58 states have internal predecessors, (78), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-14 03:47:41,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-14 03:47:41,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:47:41,450 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:47:41,450 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:47:41,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:47:41,456 INFO L85 PathProgramCache]: Analyzing trace with hash 683668365, now seen corresponding path program 1 times [2024-11-14 03:47:41,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:47:41,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1789184547] [2024-11-14 03:47:41,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:47:41,473 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 03:47:41,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:47:41,477 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:47:41,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:47:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:47:42,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:47:42,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:47:42,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2024-11-14 03:47:42,234 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:47:42,235 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:47:42,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1789184547] [2024-11-14 03:47:42,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1789184547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:47:42,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:47:42,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:47:42,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279778845] [2024-11-14 03:47:42,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:47:42,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:47:42,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:47:42,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:47:42,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:47:42,275 INFO L87 Difference]: Start difference. First operand has 94 states, 57 states have (on average 1.368421052631579) internal successors, (78), 58 states have internal predecessors, (78), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-14 03:47:42,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:47:42,320 INFO L93 Difference]: Finished difference Result 181 states and 320 transitions. [2024-11-14 03:47:42,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:47:42,323 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 215 [2024-11-14 03:47:42,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:47:42,333 INFO L225 Difference]: With dead ends: 181 [2024-11-14 03:47:42,333 INFO L226 Difference]: Without dead ends: 90 [2024-11-14 03:47:42,337 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 214 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 03:47:42,343 INFO L432 NwaCegarLoop]: 139 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, 139 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 03:47:42,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:47:42,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-14 03:47:42,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-14 03:47:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 54 states have (on average 1.3148148148148149) internal successors, (71), 54 states have internal predecessors, (71), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-14 03:47:42,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 139 transitions. [2024-11-14 03:47:42,409 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 139 transitions. Word has length 215 [2024-11-14 03:47:42,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:47:42,409 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 139 transitions. [2024-11-14 03:47:42,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-14 03:47:42,411 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2024-11-14 03:47:42,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-14 03:47:42,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:47:42,418 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:47:42,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:47:42,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:47:42,619 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:47:42,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:47:42,620 INFO L85 PathProgramCache]: Analyzing trace with hash 360857089, now seen corresponding path program 1 times [2024-11-14 03:47:42,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:47:42,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2088812660] [2024-11-14 03:47:42,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:47:42,623 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 03:47:42,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:47:42,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:47:42,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:47:43,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:47:43,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:47:43,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:47:46,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 03:47:46,943 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:47:46,943 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:47:46,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2088812660] [2024-11-14 03:47:46,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2088812660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:47:46,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:47:46,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:47:46,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706886636] [2024-11-14 03:47:46,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:47:46,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:47:46,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:47:46,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:47:46,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:47:46,949 INFO L87 Difference]: Start difference. First operand 90 states and 139 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:47:50,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:47:52,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:47:54,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:47:56,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:47:59,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:01,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:01,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:48:01,241 INFO L93 Difference]: Finished difference Result 289 states and 449 transitions. [2024-11-14 03:48:01,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:48:01,267 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2024-11-14 03:48:01,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:48:01,275 INFO L225 Difference]: With dead ends: 289 [2024-11-14 03:48:01,277 INFO L226 Difference]: Without dead ends: 202 [2024-11-14 03:48:01,279 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:48:01,280 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 110 mSDsluCounter, 355 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 69 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:48:01,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 522 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 98 Invalid, 6 Unknown, 0 Unchecked, 14.1s Time] [2024-11-14 03:48:01,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-11-14 03:48:01,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 175. [2024-11-14 03:48:01,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 104 states have (on average 1.3173076923076923) internal successors, (137), 104 states have internal predecessors, (137), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-14 03:48:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 273 transitions. [2024-11-14 03:48:01,347 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 273 transitions. Word has length 215 [2024-11-14 03:48:01,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:48:01,350 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 273 transitions. [2024-11-14 03:48:01,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:48:01,351 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 273 transitions. [2024-11-14 03:48:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-14 03:48:01,359 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:48:01,359 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:01,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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)] Ended with exit code 0 [2024-11-14 03:48:01,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:01,560 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:48:01,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:48:01,561 INFO L85 PathProgramCache]: Analyzing trace with hash 783558915, now seen corresponding path program 1 times [2024-11-14 03:48:01,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:48:01,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [250569077] [2024-11-14 03:48:01,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:01,562 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 03:48:01,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:48:01,564 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:01,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 (4)] Waiting until timeout for monitored process [2024-11-14 03:48:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:02,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:48:02,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 03:48:02,129 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:48:02,129 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:48:02,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [250569077] [2024-11-14 03:48:02,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [250569077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:48:02,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:48:02,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:48:02,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74991837] [2024-11-14 03:48:02,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:48:02,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:48:02,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:48:02,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:48:02,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:48:02,133 INFO L87 Difference]: Start difference. First operand 175 states and 273 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:48:04,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:48:04,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:48:04,325 INFO L93 Difference]: Finished difference Result 262 states and 409 transitions. [2024-11-14 03:48:04,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:48:04,350 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2024-11-14 03:48:04,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:48:04,354 INFO L225 Difference]: With dead ends: 262 [2024-11-14 03:48:04,354 INFO L226 Difference]: Without dead ends: 175 [2024-11-14 03:48:04,355 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 213 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 03:48:04,356 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:48:04,356 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 271 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2024-11-14 03:48:04,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2024-11-14 03:48:04,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2024-11-14 03:48:04,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 104 states have (on average 1.2980769230769231) internal successors, (135), 104 states have internal predecessors, (135), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-14 03:48:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 271 transitions. [2024-11-14 03:48:04,413 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 271 transitions. Word has length 215 [2024-11-14 03:48:04,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:48:04,414 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 271 transitions. [2024-11-14 03:48:04,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:48:04,414 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 271 transitions. [2024-11-14 03:48:04,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-14 03:48:04,421 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:48:04,421 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:04,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 (4)] Ended with exit code 0 [2024-11-14 03:48:04,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:04,622 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:48:04,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:48:04,623 INFO L85 PathProgramCache]: Analyzing trace with hash 790010166, now seen corresponding path program 1 times [2024-11-14 03:48:04,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:48:04,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [58270666] [2024-11-14 03:48:04,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:04,624 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 03:48:04,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:48:04,631 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:04,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:05,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 03:48:05,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1058 proven. 60 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2024-11-14 03:48:06,645 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:48:07,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 33 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-14 03:48:07,850 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:48:07,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [58270666] [2024-11-14 03:48:07,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [58270666] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:48:07,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [986643254] [2024-11-14 03:48:07,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:07,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:48:07,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:48:07,866 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:48:07,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 03:48:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:09,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:48:09,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 03:48:12,902 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:48:12,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [986643254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:48:12,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 03:48:12,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 5] total 15 [2024-11-14 03:48:12,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19648770] [2024-11-14 03:48:12,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:48:12,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:48:12,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:48:12,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:48:12,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-11-14 03:48:12,904 INFO L87 Difference]: Start difference. First operand 175 states and 271 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:48:16,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:18,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:21,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:23,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:25,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:29,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:31,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:33,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:35,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:37,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:39,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:39,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:48:39,178 INFO L93 Difference]: Finished difference Result 472 states and 729 transitions. [2024-11-14 03:48:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 03:48:39,212 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2024-11-14 03:48:39,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:48:39,217 INFO L225 Difference]: With dead ends: 472 [2024-11-14 03:48:39,217 INFO L226 Difference]: Without dead ends: 385 [2024-11-14 03:48:39,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 650 GetRequests, 632 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2024-11-14 03:48:39,219 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 263 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 408 mSolverCounterSat, 69 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 408 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:48:39,219 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 514 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 408 Invalid, 10 Unknown, 0 Unchecked, 25.9s Time] [2024-11-14 03:48:39,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2024-11-14 03:48:39,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 323. [2024-11-14 03:48:39,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 182 states have (on average 1.2582417582417582) internal successors, (229), 182 states have internal predecessors, (229), 136 states have call successors, (136), 4 states have call predecessors, (136), 4 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-14 03:48:39,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 501 transitions. [2024-11-14 03:48:39,336 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 501 transitions. Word has length 216 [2024-11-14 03:48:39,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:48:39,339 INFO L471 AbstractCegarLoop]: Abstraction has 323 states and 501 transitions. [2024-11-14 03:48:39,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:48:39,340 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 501 transitions. [2024-11-14 03:48:39,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-14 03:48:39,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:48:39,346 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:39,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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)] Forceful destruction successful, exit code 0 [2024-11-14 03:48:39,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 03:48:39,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:48:39,748 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:48:39,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:48:39,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1470068536, now seen corresponding path program 1 times [2024-11-14 03:48:39,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:48:39,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191654575] [2024-11-14 03:48:39,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:39,750 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 03:48:39,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:48:39,753 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:39,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:40,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 03:48:40,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:41,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1058 proven. 60 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2024-11-14 03:48:41,647 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:48:42,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 33 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-14 03:48:42,630 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:48:42,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191654575] [2024-11-14 03:48:42,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191654575] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:48:42,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1626419843] [2024-11-14 03:48:42,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:42,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:48:42,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:48:42,635 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:48:42,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-14 03:48:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:43,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:48:43,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:44,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1045 proven. 33 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2024-11-14 03:48:44,636 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:48:45,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 33 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-14 03:48:45,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1626419843] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:48:45,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [852936725] [2024-11-14 03:48:45,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:45,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:48:45,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:48:45,498 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:48:45,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 03:48:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:45,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:48:45,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:46,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1045 proven. 33 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2024-11-14 03:48:46,404 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:48:47,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 33 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-14 03:48:47,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [852936725] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:48:47,194 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 03:48:47,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5, 5, 5, 5] total 11 [2024-11-14 03:48:47,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995695279] [2024-11-14 03:48:47,195 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 03:48:47,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 03:48:47,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:48:47,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 03:48:47,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2024-11-14 03:48:47,198 INFO L87 Difference]: Start difference. First operand 323 states and 501 transitions. Second operand has 11 states, 11 states have (on average 8.181818181818182) internal successors, (90), 11 states have internal predecessors, (90), 4 states have call successors, (55), 3 states have call predecessors, (55), 6 states have return successors, (57), 4 states have call predecessors, (57), 4 states have call successors, (57) [2024-11-14 03:48:48,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:48:48,695 INFO L93 Difference]: Finished difference Result 620 states and 934 transitions. [2024-11-14 03:48:48,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 03:48:48,696 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.181818181818182) internal successors, (90), 11 states have internal predecessors, (90), 4 states have call successors, (55), 3 states have call predecessors, (55), 6 states have return successors, (57), 4 states have call predecessors, (57), 4 states have call successors, (57) Word has length 216 [2024-11-14 03:48:48,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:48:48,701 INFO L225 Difference]: With dead ends: 620 [2024-11-14 03:48:48,701 INFO L226 Difference]: Without dead ends: 363 [2024-11-14 03:48:48,703 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1293 GetRequests, 1281 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=73, Invalid=109, Unknown=0, NotChecked=0, Total=182 [2024-11-14 03:48:48,704 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 124 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:48:48,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 268 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-14 03:48:48,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2024-11-14 03:48:48,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 355. [2024-11-14 03:48:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 355 states, 206 states have (on average 1.1844660194174756) internal successors, (244), 206 states have internal predecessors, (244), 136 states have call successors, (136), 12 states have call predecessors, (136), 12 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-14 03:48:48,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 516 transitions. [2024-11-14 03:48:48,780 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 516 transitions. Word has length 216 [2024-11-14 03:48:48,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:48:48,781 INFO L471 AbstractCegarLoop]: Abstraction has 355 states and 516 transitions. [2024-11-14 03:48:48,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.181818181818182) internal successors, (90), 11 states have internal predecessors, (90), 4 states have call successors, (55), 3 states have call predecessors, (55), 6 states have return successors, (57), 4 states have call predecessors, (57), 4 states have call successors, (57) [2024-11-14 03:48:48,782 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 516 transitions. [2024-11-14 03:48:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-14 03:48:48,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:48:48,786 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:48:48,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 03:48:48,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-14 03:48:49,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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)] Forceful destruction successful, exit code 0 [2024-11-14 03:48:49,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:49,387 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:48:49,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:48:49,388 INFO L85 PathProgramCache]: Analyzing trace with hash 806771930, now seen corresponding path program 1 times [2024-11-14 03:48:49,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:48:49,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1202587484] [2024-11-14 03:48:49,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:49,388 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 03:48:49,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:48:49,390 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:49,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:48:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:48:50,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 03:48:50,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:48:53,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 693 proven. 81 refuted. 0 times theorem prover too weak. 1470 trivial. 0 not checked. [2024-11-14 03:48:53,905 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:48:58,342 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:48:58,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1202587484] [2024-11-14 03:48:58,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1202587484] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:48:58,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [923555051] [2024-11-14 03:48:58,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:58,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:48:58,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:48:58,347 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:48:58,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-14 03:49:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:49:00,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:49:00,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:49:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 03:49:02,454 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:49:02,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [923555051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:49:02,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 03:49:02,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-11-14 03:49:02,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135905846] [2024-11-14 03:49:02,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:49:02,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:49:02,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:49:02,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:49:02,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-14 03:49:02,456 INFO L87 Difference]: Start difference. First operand 355 states and 516 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:49:04,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:06,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:08,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:10,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:13,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:16,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:18,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:18,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:49:18,121 INFO L93 Difference]: Finished difference Result 706 states and 1017 transitions. [2024-11-14 03:49:18,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:49:18,122 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-14 03:49:18,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:49:18,127 INFO L225 Difference]: With dead ends: 706 [2024-11-14 03:49:18,128 INFO L226 Difference]: Without dead ends: 518 [2024-11-14 03:49:18,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 460 GetRequests, 449 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-11-14 03:49:18,130 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 80 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:49:18,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 392 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 183 Invalid, 6 Unknown, 0 Unchecked, 15.6s Time] [2024-11-14 03:49:18,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2024-11-14 03:49:18,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 512. [2024-11-14 03:49:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 319 states have (on average 1.219435736677116) internal successors, (389), 321 states have internal predecessors, (389), 174 states have call successors, (174), 18 states have call predecessors, (174), 18 states have return successors, (174), 172 states have call predecessors, (174), 174 states have call successors, (174) [2024-11-14 03:49:18,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 737 transitions. [2024-11-14 03:49:18,213 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 737 transitions. Word has length 218 [2024-11-14 03:49:18,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:49:18,214 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 737 transitions. [2024-11-14 03:49:18,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:49:18,214 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 737 transitions. [2024-11-14 03:49:18,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-14 03:49:18,218 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:49:18,218 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:49:18,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:49:18,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-14 03:49:18,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:49:18,619 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:49:18,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:49:18,620 INFO L85 PathProgramCache]: Analyzing trace with hash 549415386, now seen corresponding path program 1 times [2024-11-14 03:49:18,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:49:18,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [652961885] [2024-11-14 03:49:18,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:49:18,620 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 03:49:18,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:49:18,622 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:49:18,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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)] Waiting until timeout for monitored process [2024-11-14 03:49:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:49:19,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:49:19,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:49:22,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-14 03:49:22,703 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:49:22,703 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:49:22,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [652961885] [2024-11-14 03:49:22,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [652961885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:49:22,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:49:22,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:49:22,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164126207] [2024-11-14 03:49:22,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:49:22,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:49:22,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:49:22,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:49:22,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:49:22,705 INFO L87 Difference]: Start difference. First operand 512 states and 737 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:49:25,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:27,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:29,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:31,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:32,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:35,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:49:35,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:49:35,172 INFO L93 Difference]: Finished difference Result 732 states and 1054 transitions. [2024-11-14 03:49:35,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:49:35,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-14 03:49:35,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:49:35,182 INFO L225 Difference]: With dead ends: 732 [2024-11-14 03:49:35,182 INFO L226 Difference]: Without dead ends: 514 [2024-11-14 03:49:35,184 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:49:35,185 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 23 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:49:35,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 321 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 4 Unknown, 0 Unchecked, 12.4s Time] [2024-11-14 03:49:35,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2024-11-14 03:49:35,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 512. [2024-11-14 03:49:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 319 states have (on average 1.2163009404388714) internal successors, (388), 321 states have internal predecessors, (388), 174 states have call successors, (174), 18 states have call predecessors, (174), 18 states have return successors, (174), 172 states have call predecessors, (174), 174 states have call successors, (174) [2024-11-14 03:49:35,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 736 transitions. [2024-11-14 03:49:35,290 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 736 transitions. Word has length 218 [2024-11-14 03:49:35,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:49:35,291 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 736 transitions. [2024-11-14 03:49:35,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-14 03:49:35,291 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 736 transitions. [2024-11-14 03:49:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-14 03:49:35,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:49:35,295 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:49:35,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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)] Ended with exit code 0 [2024-11-14 03:49:35,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:49:35,495 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:49:35,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:49:35,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1229473756, now seen corresponding path program 1 times [2024-11-14 03:49:35,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:49:35,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [996403975] [2024-11-14 03:49:35,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:49:35,496 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 03:49:35,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:49:35,498 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 03:49:35,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44dff478-f99a-4c61-97c9-e1d5f47fe9e8/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 (13)] Waiting until timeout for monitored process [2024-11-14 03:49:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:49:36,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 03:49:36,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:53:09,344 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_19~0)) (.cse6 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse5 ((_ zero_extend 24) c_~var_1_5~0)) (.cse8 ((_ sign_extend 24) c_~var_1_17~0)) (.cse1 ((_ sign_extend 24) c_~var_1_18~0))) (and (bvsge .cse0 (_ bv4294967265 32)) (bvsle .cse1 (_ bv32 32)) (let ((.cse3 (bvadd (_ bv10 32) .cse5)) (.cse4 ((_ zero_extend 24) c_~var_1_4~0))) (let ((.cse2 (bvsgt .cse3 .cse4))) (or (and .cse2 (= ((_ extract 15 0) .cse3) c_~var_1_20~0)) (and (= ((_ extract 15 0) .cse4) c_~var_1_20~0) (not .cse2))))) (= (_ bv0 16) c_~var_1_21~0) (fp.leq c_~var_1_12~0 .cse6) (fp.geq c_~var_1_14~0 .cse7) (bvsle .cse0 (_ bv31 32)) (fp.leq c_~var_1_14~0 .cse6) (fp.geq c_~var_1_13~0 .cse7) (fp.geq c_~var_1_12~0 .cse7) (fp.leq c_~var_1_13~0 .cse6) (bvsge .cse8 (_ bv4294967233 32)) (let ((.cse9 (fp.gt c_~var_1_10~0 c_~var_1_11~0)) (.cse10 (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (or (and .cse9 (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_10~0 c_~var_1_12~0) .cse10))) (and (not .cse9) (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0) .cse10))))) (fp.leq c_~var_1_11~0 .cse6) (fp.geq c_~var_1_11~0 .cse7) (bvslt (_ bv64 32) (bvsrem .cse5 c_~var_1_9~0)) (not (bvsgt (_ bv32 32) c_~var_1_9~0)) (bvsle .cse8 (_ bv63 32)) (= c_~var_1_3~0 (_ bv64 8)) (= c_currentRoundingMode roundNearestTiesToEven) (= (_ bv10 16) c_~var_1_6~0) (= (_ bv0 16) c_~last_1_var_1_21~0) (bvsge .cse1 (_ bv4294967265 32)))) is different from false [2024-11-14 03:55:26,809 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_19~0)) (.cse6 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse5 ((_ zero_extend 24) c_~var_1_5~0)) (.cse8 ((_ sign_extend 24) c_~var_1_17~0)) (.cse1 ((_ sign_extend 24) c_~var_1_18~0))) (and (bvsge .cse0 (_ bv4294967265 32)) (bvsle .cse1 (_ bv32 32)) (let ((.cse3 (bvadd (_ bv10 32) .cse5)) (.cse4 ((_ zero_extend 24) c_~var_1_4~0))) (let ((.cse2 (bvsgt .cse3 .cse4))) (or (and .cse2 (= ((_ extract 15 0) .cse3) c_~var_1_20~0)) (and (= ((_ extract 15 0) .cse4) c_~var_1_20~0) (not .cse2))))) (= (_ bv0 16) c_~var_1_21~0) (fp.leq c_~var_1_12~0 .cse6) (fp.geq c_~var_1_14~0 .cse7) (bvsle .cse0 (_ bv31 32)) (fp.leq c_~var_1_14~0 .cse6) (fp.geq c_~var_1_13~0 .cse7) (fp.geq c_~var_1_12~0 .cse7) (fp.leq c_~var_1_13~0 .cse6) (bvsge .cse8 (_ bv4294967233 32)) (let ((.cse9 (bvslt .cse0 (_ bv0 32)))) (or (and (= c_~var_1_16~0 ((_ extract 7 0) (bvadd .cse0 .cse8 .cse1))) (not .cse9)) (and (= ((_ extract 7 0) (bvadd .cse8 .cse1 (bvneg .cse0))) c_~var_1_16~0) .cse9))) (let ((.cse10 (fp.gt c_~var_1_10~0 c_~var_1_11~0)) (.cse11 (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (or (and .cse10 (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_10~0 c_~var_1_12~0) .cse11))) (and (not .cse10) (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0) .cse11))))) (fp.leq c_~var_1_11~0 .cse6) (fp.geq c_~var_1_11~0 .cse7) (bvslt (_ bv64 32) (bvsrem .cse5 c_~var_1_9~0)) (not (bvsgt (_ bv32 32) c_~var_1_9~0)) (bvsle .cse8 (_ bv63 32)) (= c_~var_1_3~0 (_ bv64 8)) (= c_currentRoundingMode roundNearestTiesToEven) (= (_ bv10 16) c_~var_1_6~0) (= (_ bv0 16) c_~last_1_var_1_21~0) (bvsge .cse1 (_ bv4294967265 32)))) is different from false [2024-11-14 04:02:22,704 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_19~0)) (.cse6 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse5 ((_ zero_extend 24) c_~var_1_5~0)) (.cse8 ((_ sign_extend 24) c_~var_1_17~0)) (.cse1 ((_ sign_extend 24) c_~var_1_18~0))) (and (bvsge .cse0 (_ bv4294967265 32)) (bvsle .cse1 (_ bv32 32)) (let ((.cse3 (bvadd (_ bv10 32) .cse5)) (.cse4 ((_ zero_extend 24) c_~var_1_4~0))) (let ((.cse2 (bvsgt .cse3 .cse4))) (or (and .cse2 (= ((_ extract 15 0) .cse3) c_~var_1_20~0)) (and (= ((_ extract 15 0) .cse4) c_~var_1_20~0) (not .cse2))))) (= (_ bv0 16) c_~var_1_21~0) (fp.leq c_~var_1_12~0 .cse6) (fp.geq c_~var_1_14~0 .cse7) (bvsle .cse0 (_ bv31 32)) (fp.leq c_~var_1_14~0 .cse6) (fp.geq c_~var_1_13~0 .cse7) (fp.geq c_~var_1_12~0 .cse7) (fp.leq c_~var_1_13~0 .cse6) (bvsge .cse8 (_ bv4294967233 32)) (let ((.cse9 (bvslt .cse0 (_ bv0 32)))) (or (and (= c_~var_1_16~0 ((_ extract 7 0) (bvadd .cse0 .cse8 .cse1))) (not .cse9)) (and (= ((_ extract 7 0) (bvadd .cse8 .cse1 (bvneg .cse0))) c_~var_1_16~0) .cse9))) (let ((.cse10 (fp.gt c_~var_1_10~0 c_~var_1_11~0)) (.cse11 (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (or (and .cse10 (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_10~0 c_~var_1_12~0) .cse11))) (and (not .cse10) (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0) .cse11))))) (fp.leq c_~var_1_11~0 .cse6) (fp.geq c_~var_1_11~0 .cse7) (let ((.cse12 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse13 (bvslt .cse12 (_ bv0 32)))) (or (and (= c_~var_1_1~0 (bvneg .cse12)) .cse13) (and (not .cse13) (= .cse12 c_~var_1_1~0))))) (bvslt (_ bv64 32) (bvsrem .cse5 c_~var_1_9~0)) (not (bvsgt (_ bv32 32) c_~var_1_9~0)) (bvsle .cse8 (_ bv63 32)) (= c_~var_1_3~0 (_ bv64 8)) (= c_currentRoundingMode roundNearestTiesToEven) (= (_ bv10 16) c_~var_1_6~0) (= (_ bv0 16) c_~last_1_var_1_21~0) (bvsge .cse1 (_ bv4294967265 32)))) is different from false