./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.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_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 18a28dd9fabec49f402c0f8b2e2f11d6a9036437fc512405ace7df9d63b865bf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:43:50,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:43:50,203 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:43:50,216 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:43:50,220 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:43:50,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:43:50,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:43:50,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:43:50,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:43:50,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:43:50,275 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:43:50,276 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:43:50,276 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:43:50,276 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:43:50,276 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:43:50,276 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:43:50,276 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:43:50,277 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:43:50,277 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:43:50,277 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:43:50,277 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:43:50,278 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:43:50,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:43:50,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:43:50,279 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:43:50,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:43:50,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:43:50,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:43:50,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:43:50,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:43:50,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:43:50,280 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:43:50,280 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:43:50,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:43:50,280 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:43:50,281 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:43:50,281 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:43:50,281 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:43:50,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:43:50,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:43:50,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:43:50,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:43:50,281 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:43:50,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:43:50,283 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:43:50,283 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:43:50,283 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:43:50,283 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_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 -> 18a28dd9fabec49f402c0f8b2e2f11d6a9036437fc512405ace7df9d63b865bf [2024-11-14 05:43:50,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:43:50,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:43:50,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:43:50,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:43:50,682 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:43:50,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i Unable to find full path for "g++" [2024-11-14 05:43:52,946 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:43:53,342 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:43:53,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i [2024-11-14 05:43:53,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/data/6bccff286/88333f1f4f9f4733a97be36054906d0b/FLAGa19b0161f [2024-11-14 05:43:53,391 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/data/6bccff286/88333f1f4f9f4733a97be36054906d0b [2024-11-14 05:43:53,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:43:53,397 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:43:53,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:43:53,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:43:53,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:43:53,405 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:53,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7126fcae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53, skipping insertion in model container [2024-11-14 05:43:53,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:53,445 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:43:53,674 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_eeb0af73-7fe7-43d9-a237-e16faf89663f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i[919,932] [2024-11-14 05:43:53,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:43:53,838 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:43:53,852 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_eeb0af73-7fe7-43d9-a237-e16faf89663f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i[919,932] [2024-11-14 05:43:53,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:43:53,927 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:43:53,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53 WrapperNode [2024-11-14 05:43:53,928 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:43:53,929 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:43:53,929 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:43:53,929 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:43:53,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:53,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,045 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258 [2024-11-14 05:43:54,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:43:54,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:43:54,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:43:54,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:43:54,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:43:54,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:43:54,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:43:54,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:43:54,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (1/1) ... [2024-11-14 05:43:54,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:43:54,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:43:54,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:43:54,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:43:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:43:54,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:43:54,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:43:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:43:54,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:43:54,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:43:54,363 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:43:54,365 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:43:55,150 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-14 05:43:55,151 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:43:55,777 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:43:55,779 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:43:55,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:43:55 BoogieIcfgContainer [2024-11-14 05:43:55,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:43:55,785 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:43:55,785 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:43:55,792 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:43:55,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:43:53" (1/3) ... [2024-11-14 05:43:55,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f551955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:43:55, skipping insertion in model container [2024-11-14 05:43:55,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:43:53" (2/3) ... [2024-11-14 05:43:55,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f551955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:43:55, skipping insertion in model container [2024-11-14 05:43:55,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:43:55" (3/3) ... [2024-11-14 05:43:55,797 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i [2024-11-14 05:43:55,819 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:43:55,823 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i that has 2 procedures, 57 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:43:55,964 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:43:55,987 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;@68ddf545, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:43:55,987 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:43:55,993 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 05:43:56,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-14 05:43:56,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:43:56,009 INFO L215 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:43:56,009 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:43:56,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:43:56,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1639562762, now seen corresponding path program 1 times [2024-11-14 05:43:56,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:43:56,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616665054] [2024-11-14 05:43:56,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:43:56,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:43:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:43:56,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1773517121] [2024-11-14 05:43:56,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:43:56,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:43:56,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:43:56,906 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:43:56,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:43:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:43:57,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:43:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:43:58,207 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:43:58,211 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:43:58,213 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:43:58,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:43:58,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:43:58,424 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:43:58,563 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:43:58,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:43:58 BoogieIcfgContainer [2024-11-14 05:43:58,567 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:43:58,568 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:43:58,568 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:43:58,568 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:43:58,569 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:43:55" (3/4) ... [2024-11-14 05:43:58,572 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:43:58,573 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:43:58,574 INFO L158 Benchmark]: Toolchain (without parser) took 5178.39ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 63.8MB in the end (delta: 28.3MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-14 05:43:58,575 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:43:58,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.09ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 75.7MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:43:58,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.83ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 71.5MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:43:58,576 INFO L158 Benchmark]: Boogie Preprocessor took 80.00ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 69.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:43:58,576 INFO L158 Benchmark]: RCFGBuilder took 1652.14ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 38.1MB in the end (delta: 31.3MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-14 05:43:58,577 INFO L158 Benchmark]: TraceAbstraction took 2782.92ms. Allocated memory is still 117.4MB. Free memory was 37.6MB in the beginning and 63.8MB in the end (delta: -26.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-14 05:43:58,577 INFO L158 Benchmark]: Witness Printer took 4.99ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 63.8MB in the end (delta: 8.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:43:58,580 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.09ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 75.7MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.83ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 71.5MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.00ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 69.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1652.14ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 38.1MB in the end (delta: 31.3MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2782.92ms. Allocated memory is still 117.4MB. Free memory was 37.6MB in the beginning and 63.8MB in the end (delta: -26.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Witness Printer took 4.99ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 63.8MB in the end (delta: 8.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 71, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 184, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 180, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of bitwiseAnd at line 125, overapproximation of someBinaryArithmeticFLOAToperation at line 77, overapproximation of someUnaryFLOAToperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_8 = 0; [L24] unsigned long int var_1_9 = 10; [L25] float var_1_10 = 99.5; [L26] float var_1_11 = 5.6; [L27] float var_1_12 = 255.5; [L28] float var_1_13 = 31.25; [L29] signed short int var_1_14 = 32; [L30] unsigned long int var_1_15 = 16; [L31] unsigned char var_1_16 = 1; [L32] unsigned char var_1_17 = 5; [L33] unsigned char var_1_18 = 50; [L34] unsigned char var_1_19 = 50; [L35] signed char var_1_20 = 1; [L36] signed char var_1_21 = -10; [L37] float var_1_22 = 0.5; [L38] signed char var_1_23 = 100; [L39] signed short int var_1_24 = 2; [L40] unsigned short int var_1_31 = 8; [L41] unsigned char var_1_32 = 64; [L42] unsigned char var_1_33 = 1; [L43] unsigned char var_1_34 = 0; [L44] float var_1_35 = 32.4; [L45] float var_1_36 = 8.5; [L46] float var_1_37 = 7.5; [L47] float var_1_38 = 3.2; [L48] unsigned char var_1_39 = 16; [L49] unsigned char var_1_40 = 5; [L50] signed short int var_1_41 = -2; [L51] unsigned char var_1_42 = 10; [L52] unsigned char var_1_43 = 4; [L53] unsigned char var_1_44 = 64; [L54] signed long int var_1_45 = -25; [L55] unsigned char last_1_var_1_1 = 0; [L56] unsigned long int last_1_var_1_9 = 10; [L57] signed short int last_1_var_1_14 = 32; [L58] unsigned char last_1_var_1_16 = 1; [L59] signed char last_1_var_1_20 = 1; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L196] last_1_var_1_1 = var_1_1 [L197] last_1_var_1_9 = var_1_9 [L198] last_1_var_1_14 = var_1_14 [L199] last_1_var_1_16 = var_1_16 [L200] last_1_var_1_20 = var_1_20 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L148] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L149] var_1_11 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && 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_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && 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_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L151] var_1_12 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && 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_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && 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_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L153] var_1_13 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L155] var_1_15 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L157] CALL assume_abort_if_not(var_1_15 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_15 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L158] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L159] var_1_17 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L161] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L162] CALL assume_abort_if_not(var_1_17 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_17 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L163] var_1_18 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L165] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L166] var_1_19 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L168] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L169] var_1_21 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L171] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L174] CALL assume_abort_if_not(var_1_32 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 <= 255) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L175] CALL assume_abort_if_not(var_1_32 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_32 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L176] var_1_34 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_34 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 >= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L178] CALL assume_abort_if_not(var_1_34 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_34 <= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L179] var_1_36 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L181] var_1_37 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L183] var_1_38 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_38 >= -461168.6018427382800e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 4611686.018427382800e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_38 >= -461168.6018427382800e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 4611686.018427382800e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L185] var_1_40 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L187] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L188] var_1_43 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L190] CALL assume_abort_if_not(var_1_43 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_43=7, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_43 <= 127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_43=7, var_1_44=64, var_1_45=-25, var_1_8=257, var_1_9=10] [L191] var_1_44 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_43=7, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_43=7, var_1_45=-25, var_1_8=257, var_1_9=10] [L193] CALL assume_abort_if_not(var_1_44 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_43=7, var_1_44=3, var_1_45=-25, var_1_8=257, var_1_9=10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_44 <= 127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=1, var_1_21=-127, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=-2, var_1_42=10, var_1_43=7, var_1_44=3, var_1_45=-25, var_1_8=257, var_1_9=10] [L211] RET updateVariables() [L212] CALL step() [L63] unsigned char stepLocal_1 = last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16); [L64] signed long int stepLocal_0 = last_1_var_1_20 * last_1_var_1_20; [L65] COND FALSE !(stepLocal_0 == last_1_var_1_14) [L70] unsigned long int stepLocal_6 = ((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17; [L71] EXPR 256u << last_1_var_1_16 [L71] COND TRUE stepLocal_6 <= (256u << last_1_var_1_16) [L72] var_1_16 = ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) [L74] unsigned char stepLocal_5 = var_1_16 != var_1_16; [L75] unsigned char stepLocal_4 = var_1_8; [L76] COND TRUE (! var_1_1) || stepLocal_4 [L77] var_1_10 = (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))) [L85] COND FALSE !(\read(var_1_1)) [L92] var_1_24 = var_1_23 [L94] var_1_20 = var_1_21 [L95] var_1_22 = var_1_12 [L96] COND TRUE var_1_23 >= var_1_23 [L97] COND TRUE (4 % var_1_32) > var_1_20 [L98] var_1_31 = ((((((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) + 256) < 0 ) ? -(((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) + 256) : (((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) + 256))) [L103] COND TRUE \read(var_1_34) [L104] var_1_41 = ((((var_1_40) < 0 ) ? -(var_1_40) : (var_1_40))) [L108] var_1_23 = var_1_21 [L109] var_1_33 = var_1_34 [L110] COND FALSE !(var_1_1 || var_1_1) [L113] COND TRUE (var_1_14 / var_1_32) >= var_1_23 [L114] COND TRUE \read(var_1_34) [L115] var_1_45 = (((((var_1_14) < (var_1_43)) ? (var_1_14) : (var_1_43))) - var_1_44) [L122] COND FALSE !(\read(var_1_1)) [L125] EXPR (var_1_16 / var_1_15) & var_1_16 [L125] COND FALSE !(((var_1_16 / var_1_15) & var_1_16) >= var_1_20) [L128] var_1_14 = -128 [L131] COND FALSE !(var_1_23 >= var_1_16) [L134] unsigned char stepLocal_3 = var_1_20 != var_1_14; [L135] signed long int stepLocal_2 = (((var_1_16) < (0)) ? (var_1_16) : (0)); [L136] COND TRUE (var_1_1 || (var_1_16 <= var_1_14)) || stepLocal_3 [L137] COND FALSE !(stepLocal_2 <= (-5 + var_1_16)) [L141] COND TRUE var_1_22 <= ((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))) [L142] var_1_42 = (((((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))) < 0 ) ? -((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))) : ((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))))) [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR (((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128)))) [L203] EXPR ((((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17) <= (256u << last_1_var_1_16)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1) [L203-L204] return (((((((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17) <= (256u << last_1_var_1_16)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1)) && (var_1_20 == ((signed char) var_1_21))) && (var_1_22 == ((float) var_1_12))) && (var_1_23 == ((signed char) var_1_21)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=3, var_1_12=2, var_1_13=0, var_1_14=-128, var_1_15=2, var_1_16=0, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=-127, var_1_21=-127, var_1_22=2, var_1_23=-127, var_1_24=100, var_1_31=259, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=3, var_1_42=10, var_1_43=7, var_1_44=3, var_1_45=4, var_1_8=257, var_1_9=10] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=3, var_1_12=2, var_1_13=0, var_1_14=-128, var_1_15=2, var_1_16=0, var_1_17=258, var_1_18=0, var_1_19=-256, var_1_1=0, var_1_20=-127, var_1_21=-127, var_1_22=2, var_1_23=-127, var_1_24=100, var_1_31=259, var_1_32=259, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=3, var_1_41=3, var_1_42=10, var_1_43=7, var_1_44=3, var_1_45=4, var_1_8=257, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 1, TraceHistogramMax: 31, 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=57occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 228 NumberOfCodeBlocks, 228 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 05:43:58,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 18a28dd9fabec49f402c0f8b2e2f11d6a9036437fc512405ace7df9d63b865bf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:44:01,811 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:44:01,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:44:01,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:44:01,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:44:01,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:44:02,000 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:44:02,001 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:44:02,001 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:44:02,001 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:44:02,001 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:44:02,001 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:44:02,002 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:44:02,002 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:44:02,002 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:44:02,002 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:44:02,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:44:02,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:44:02,003 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:44:02,003 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:44:02,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:44:02,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:44:02,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:44:02,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:44:02,003 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:44:02,003 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:44:02,007 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:44:02,007 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:44:02,007 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:44:02,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:44:02,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:44:02,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:44:02,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:44:02,008 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:44:02,009 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:44:02,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:44:02,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:44:02,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:44:02,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:44:02,011 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:44:02,011 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:44:02,011 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:44:02,011 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:44:02,011 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_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 -> 18a28dd9fabec49f402c0f8b2e2f11d6a9036437fc512405ace7df9d63b865bf [2024-11-14 05:44:02,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:44:02,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:44:02,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:44:02,453 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:44:02,453 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:44:02,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i Unable to find full path for "g++" [2024-11-14 05:44:04,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:44:05,291 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:44:05,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i [2024-11-14 05:44:05,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/data/ff9aa556d/dec383d2a6bc44928d3d8591eb52f388/FLAGf506e388f [2024-11-14 05:44:05,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/data/ff9aa556d/dec383d2a6bc44928d3d8591eb52f388 [2024-11-14 05:44:05,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:44:05,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:44:05,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:44:05,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:44:05,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:44:05,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:05,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f5b6ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05, skipping insertion in model container [2024-11-14 05:44:05,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:05,411 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:44:05,628 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_eeb0af73-7fe7-43d9-a237-e16faf89663f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i[919,932] [2024-11-14 05:44:05,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:44:05,750 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:44:05,766 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_eeb0af73-7fe7-43d9-a237-e16faf89663f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i[919,932] [2024-11-14 05:44:05,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:44:05,857 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:44:05,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05 WrapperNode [2024-11-14 05:44:05,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:44:05,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:44:05,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:44:05,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:44:05,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:05,890 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:05,943 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2024-11-14 05:44:05,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:44:05,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:44:05,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:44:05,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:44:05,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:05,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:05,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:05,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:05,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:06,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:06,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:06,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:06,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:44:06,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:44:06,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:44:06,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:44:06,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (1/1) ... [2024-11-14 05:44:06,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:44:06,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:44:06,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:44:06,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:44:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:44:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:44:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:44:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:44:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:44:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:44:06,291 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:44:06,294 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:44:07,691 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-14 05:44:07,692 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:44:07,713 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:44:07,714 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:44:07,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:44:07 BoogieIcfgContainer [2024-11-14 05:44:07,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:44:07,720 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:44:07,720 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:44:07,727 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:44:07,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:44:05" (1/3) ... [2024-11-14 05:44:07,728 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff3d798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:44:07, skipping insertion in model container [2024-11-14 05:44:07,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:05" (2/3) ... [2024-11-14 05:44:07,729 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff3d798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:44:07, skipping insertion in model container [2024-11-14 05:44:07,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:44:07" (3/3) ... [2024-11-14 05:44:07,732 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i [2024-11-14 05:44:07,755 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:44:07,757 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-53.i that has 2 procedures, 93 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:44:07,868 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:44:07,882 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;@42fc0a30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:44:07,883 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:44:07,888 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 05:44:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-14 05:44:07,906 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:44:07,907 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:44:07,908 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:44:07,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:44:07,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1102131588, now seen corresponding path program 1 times [2024-11-14 05:44:07,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:44:07,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316783264] [2024-11-14 05:44:07,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:07,929 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 05:44:07,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:44:07,932 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:07,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:08,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:44:08,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:08,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2024-11-14 05:44:08,677 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:44:08,677 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:44:08,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316783264] [2024-11-14 05:44:08,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316783264] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:44:08,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:44:08,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:44:08,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479655044] [2024-11-14 05:44:08,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:44:08,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:44:08,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:44:08,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:44:08,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:44:08,724 INFO L87 Difference]: Start difference. First operand has 93 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-14 05:44:08,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:44:08,765 INFO L93 Difference]: Finished difference Result 179 states and 319 transitions. [2024-11-14 05:44:08,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:44:08,769 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 199 [2024-11-14 05:44:08,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:44:08,781 INFO L225 Difference]: With dead ends: 179 [2024-11-14 05:44:08,781 INFO L226 Difference]: Without dead ends: 89 [2024-11-14 05:44:08,787 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 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 05:44:08,793 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 05:44:08,796 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 05:44:08,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-14 05:44:08,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-14 05:44:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 05:44:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 139 transitions. [2024-11-14 05:44:08,877 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 139 transitions. Word has length 199 [2024-11-14 05:44:08,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:44:08,879 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 139 transitions. [2024-11-14 05:44:08,880 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-14 05:44:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2024-11-14 05:44:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-14 05:44:08,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:44:08,888 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:44:08,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:09,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:09,089 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:44:09,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:44:09,091 INFO L85 PathProgramCache]: Analyzing trace with hash -954474763, now seen corresponding path program 1 times [2024-11-14 05:44:09,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:44:09,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [824449300] [2024-11-14 05:44:09,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:09,092 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 05:44:09,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:44:09,095 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:09,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:09,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:44:09,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:44:10,768 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:44:10,768 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:44:10,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [824449300] [2024-11-14 05:44:10,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [824449300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:44:10,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:44:10,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:44:10,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059788171] [2024-11-14 05:44:10,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:44:10,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:44:10,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:44:10,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:44:10,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:44:10,773 INFO L87 Difference]: Start difference. First operand 89 states and 139 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:44:11,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:44:11,324 INFO L93 Difference]: Finished difference Result 257 states and 403 transitions. [2024-11-14 05:44:11,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:44:11,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2024-11-14 05:44:11,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:44:11,333 INFO L225 Difference]: With dead ends: 257 [2024-11-14 05:44:11,339 INFO L226 Difference]: Without dead ends: 171 [2024-11-14 05:44:11,341 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 198 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 05:44:11,342 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 30 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 05:44:11,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 250 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 05:44:11,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2024-11-14 05:44:11,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2024-11-14 05:44:11,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 104 states have (on average 1.3269230769230769) internal successors, (138), 104 states have internal predecessors, (138), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-14 05:44:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 262 transitions. [2024-11-14 05:44:11,390 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 262 transitions. Word has length 200 [2024-11-14 05:44:11,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:44:11,392 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 262 transitions. [2024-11-14 05:44:11,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:44:11,392 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 262 transitions. [2024-11-14 05:44:11,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-14 05:44:11,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:44:11,397 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:44:11,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:11,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:11,598 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:44:11,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:44:11,599 INFO L85 PathProgramCache]: Analyzing trace with hash 2078826918, now seen corresponding path program 1 times [2024-11-14 05:44:11,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:44:11,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1328342344] [2024-11-14 05:44:11,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:11,600 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 05:44:11,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:44:11,603 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:11,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:12,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:44:12,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:13,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:44:13,326 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:44:13,326 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:44:13,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1328342344] [2024-11-14 05:44:13,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1328342344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:44:13,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:44:13,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:44:13,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856038939] [2024-11-14 05:44:13,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:44:13,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:44:13,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:44:13,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:44:13,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:44:13,330 INFO L87 Difference]: Start difference. First operand 169 states and 262 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:44:15,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:44:15,505 INFO L93 Difference]: Finished difference Result 602 states and 937 transitions. [2024-11-14 05:44:15,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:44:15,506 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 201 [2024-11-14 05:44:15,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:44:15,515 INFO L225 Difference]: With dead ends: 602 [2024-11-14 05:44:15,515 INFO L226 Difference]: Without dead ends: 436 [2024-11-14 05:44:15,517 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:44:15,518 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 164 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:44:15,519 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 427 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-14 05:44:15,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2024-11-14 05:44:15,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 336. [2024-11-14 05:44:15,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 207 states have (on average 1.3333333333333333) internal successors, (276), 207 states have internal predecessors, (276), 124 states have call successors, (124), 4 states have call predecessors, (124), 4 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-14 05:44:15,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 524 transitions. [2024-11-14 05:44:15,694 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 524 transitions. Word has length 201 [2024-11-14 05:44:15,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:44:15,699 INFO L471 AbstractCegarLoop]: Abstraction has 336 states and 524 transitions. [2024-11-14 05:44:15,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:44:15,700 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 524 transitions. [2024-11-14 05:44:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-14 05:44:15,708 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:44:15,709 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:44:15,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:15,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:15,910 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:44:15,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:44:15,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1536082008, now seen corresponding path program 1 times [2024-11-14 05:44:15,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:44:15,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1223323796] [2024-11-14 05:44:15,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:15,912 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:44:15,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:44:15,921 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:15,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:16,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 05:44:16,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 904 proven. 33 refuted. 0 times theorem prover too weak. 923 trivial. 0 not checked. [2024-11-14 05:44:18,986 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:44:20,785 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:44:20,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1223323796] [2024-11-14 05:44:20,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1223323796] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:44:20,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [268400558] [2024-11-14 05:44:20,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:20,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:44:20,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:44:20,788 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:44:20,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 05:44:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:22,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:44:22,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:22,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:44:22,877 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:44:22,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [268400558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:44:22,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:44:22,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2024-11-14 05:44:22,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203851502] [2024-11-14 05:44:22,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:44:22,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 05:44:22,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:44:22,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 05:44:22,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2024-11-14 05:44:22,883 INFO L87 Difference]: Start difference. First operand 336 states and 524 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:44:26,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:44:26,479 INFO L93 Difference]: Finished difference Result 1102 states and 1684 transitions. [2024-11-14 05:44:26,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 05:44:26,480 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 201 [2024-11-14 05:44:26,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:44:26,489 INFO L225 Difference]: With dead ends: 1102 [2024-11-14 05:44:26,490 INFO L226 Difference]: Without dead ends: 769 [2024-11-14 05:44:26,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2024-11-14 05:44:26,493 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 361 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 1137 SdHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:44:26,494 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 1137 Invalid, 546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 302 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-14 05:44:26,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2024-11-14 05:44:26,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 408. [2024-11-14 05:44:26,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 243 states have (on average 1.2880658436213992) internal successors, (313), 244 states have internal predecessors, (313), 155 states have call successors, (155), 9 states have call predecessors, (155), 9 states have return successors, (155), 154 states have call predecessors, (155), 155 states have call successors, (155) [2024-11-14 05:44:26,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 623 transitions. [2024-11-14 05:44:26,624 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 623 transitions. Word has length 201 [2024-11-14 05:44:26,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:44:26,626 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 623 transitions. [2024-11-14 05:44:26,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:44:26,627 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 623 transitions. [2024-11-14 05:44:26,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-14 05:44:26,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:44:26,633 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:44:26,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 05:44:26,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-14 05:44:27,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:27,034 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:44:27,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:44:27,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1949538662, now seen corresponding path program 1 times [2024-11-14 05:44:27,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:44:27,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1033419885] [2024-11-14 05:44:27,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:27,035 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 05:44:27,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:44:27,038 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:27,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:44:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:27,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:44:27,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:30,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 904 proven. 33 refuted. 0 times theorem prover too weak. 923 trivial. 0 not checked. [2024-11-14 05:44:30,159 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:44:31,062 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:44:31,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1033419885] [2024-11-14 05:44:31,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1033419885] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:44:31,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [273278047] [2024-11-14 05:44:31,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:31,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:44:31,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:44:31,065 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:44:31,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-14 05:44:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:32,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:44:32,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:33,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 960 proven. 45 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-11-14 05:44:33,286 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:44:33,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 45 proven. 45 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-14 05:44:33,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [273278047] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:44:33,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161896400] [2024-11-14 05:44:33,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:33,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:44:33,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:44:34,011 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:44:34,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 05:44:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:34,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-14 05:44:34,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:44:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 932 proven. 81 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2024-11-14 05:44:37,637 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:44:40,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161896400] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:44:40,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2024-11-14 05:44:40,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8, 17] total 32 [2024-11-14 05:44:40,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258251783] [2024-11-14 05:44:40,143 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2024-11-14 05:44:40,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-14 05:44:40,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:44:40,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-14 05:44:40,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=1216, Unknown=0, NotChecked=0, Total=1406 [2024-11-14 05:44:40,148 INFO L87 Difference]: Start difference. First operand 408 states and 623 transitions. Second operand has 32 states, 32 states have (on average 5.21875) internal successors, (167), 31 states have internal predecessors, (167), 8 states have call successors, (108), 8 states have call predecessors, (108), 12 states have return successors, (109), 8 states have call predecessors, (109), 8 states have call successors, (109) [2024-11-14 05:45:43,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:45:43,095 INFO L93 Difference]: Finished difference Result 1794 states and 2645 transitions. [2024-11-14 05:45:43,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-11-14 05:45:43,096 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 5.21875) internal successors, (167), 31 states have internal predecessors, (167), 8 states have call successors, (108), 8 states have call predecessors, (108), 12 states have return successors, (109), 8 states have call predecessors, (109), 8 states have call successors, (109) Word has length 201 [2024-11-14 05:45:43,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:45:43,112 INFO L225 Difference]: With dead ends: 1794 [2024-11-14 05:45:43,112 INFO L226 Difference]: Without dead ends: 1442 [2024-11-14 05:45:43,118 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 945 GetRequests, 825 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5057 ImplicationChecksByTransitivity, 32.5s TimeCoverageRelationStatistics Valid=2319, Invalid=11961, Unknown=0, NotChecked=0, Total=14280 [2024-11-14 05:45:43,119 INFO L432 NwaCegarLoop]: 184 mSDtfsCounter, 1525 mSDsluCounter, 1999 mSDsCounter, 0 mSdLazyCounter, 2476 mSolverCounterSat, 1119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 3595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1119 IncrementalHoareTripleChecker+Valid, 2476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2024-11-14 05:45:43,119 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1529 Valid, 2183 Invalid, 3595 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1119 Valid, 2476 Invalid, 0 Unknown, 0 Unchecked, 34.2s Time] [2024-11-14 05:45:43,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2024-11-14 05:45:43,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 501. [2024-11-14 05:45:43,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 328 states have (on average 1.2926829268292683) internal successors, (424), 328 states have internal predecessors, (424), 155 states have call successors, (155), 17 states have call predecessors, (155), 17 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2024-11-14 05:45:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 734 transitions. [2024-11-14 05:45:43,254 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 734 transitions. Word has length 201 [2024-11-14 05:45:43,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:45:43,255 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 734 transitions. [2024-11-14 05:45:43,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 5.21875) internal successors, (167), 31 states have internal predecessors, (167), 8 states have call successors, (108), 8 states have call predecessors, (108), 12 states have return successors, (109), 8 states have call predecessors, (109), 8 states have call successors, (109) [2024-11-14 05:45:43,255 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 734 transitions. [2024-11-14 05:45:43,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-14 05:45:43,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:45:43,258 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:45:43,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-14 05:45:43,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-14 05:45:43,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-14 05:45:43,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:45:43,860 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:45:43,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:45:43,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1859972200, now seen corresponding path program 1 times [2024-11-14 05:45:43,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:45:43,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [114359407] [2024-11-14 05:45:43,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:45:43,861 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 05:45:43,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:45:43,863 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:45:43,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:45:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:45:44,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:45:44,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:45:44,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:45:44,333 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:45:44,333 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:45:44,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [114359407] [2024-11-14 05:45:44,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [114359407] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:45:44,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:45:44,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:45:44,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079191720] [2024-11-14 05:45:44,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:45:44,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:45:44,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:45:44,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:45:44,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:45:44,336 INFO L87 Difference]: Start difference. First operand 501 states and 734 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:45:45,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:45:45,346 INFO L93 Difference]: Finished difference Result 900 states and 1329 transitions. [2024-11-14 05:45:45,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:45:45,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 201 [2024-11-14 05:45:45,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:45:45,352 INFO L225 Difference]: With dead ends: 900 [2024-11-14 05:45:45,352 INFO L226 Difference]: Without dead ends: 715 [2024-11-14 05:45:45,353 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 199 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 05:45:45,355 INFO L432 NwaCegarLoop]: 243 mSDtfsCounter, 129 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:45:45,356 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 364 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 05:45:45,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2024-11-14 05:45:45,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 316. [2024-11-14 05:45:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 211 states have (on average 1.2890995260663507) internal successors, (272), 211 states have internal predecessors, (272), 93 states have call successors, (93), 11 states have call predecessors, (93), 11 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-14 05:45:45,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 458 transitions. [2024-11-14 05:45:45,436 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 458 transitions. Word has length 201 [2024-11-14 05:45:45,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:45:45,438 INFO L471 AbstractCegarLoop]: Abstraction has 316 states and 458 transitions. [2024-11-14 05:45:45,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:45:45,441 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 458 transitions. [2024-11-14 05:45:45,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-14 05:45:45,444 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:45:45,444 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:45:45,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:45:45,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:45:45,645 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:45:45,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:45:45,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1247611391, now seen corresponding path program 1 times [2024-11-14 05:45:45,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:45:45,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [763280960] [2024-11-14 05:45:45,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:45:45,646 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 05:45:45,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:45:45,650 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:45:45,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-14 05:45:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:45:46,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:45:46,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:45:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 05:45:46,815 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:45:46,815 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:45:46,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [763280960] [2024-11-14 05:45:46,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [763280960] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:45:46,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:45:46,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:45:46,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802994257] [2024-11-14 05:45:46,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:45:46,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:45:46,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:45:46,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:45:46,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:45:46,817 INFO L87 Difference]: Start difference. First operand 316 states and 458 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:45:48,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:45:48,572 INFO L93 Difference]: Finished difference Result 684 states and 1003 transitions. [2024-11-14 05:45:48,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:45:48,574 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 202 [2024-11-14 05:45:48,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:45:48,578 INFO L225 Difference]: With dead ends: 684 [2024-11-14 05:45:48,578 INFO L226 Difference]: Without dead ends: 502 [2024-11-14 05:45:48,579 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:45:48,581 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 33 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-14 05:45:48,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 312 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-14 05:45:48,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2024-11-14 05:45:48,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 498. [2024-11-14 05:45:48,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 325 states have (on average 1.283076923076923) internal successors, (417), 325 states have internal predecessors, (417), 155 states have call successors, (155), 17 states have call predecessors, (155), 17 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2024-11-14 05:45:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 727 transitions. [2024-11-14 05:45:48,694 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 727 transitions. Word has length 202 [2024-11-14 05:45:48,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:45:48,694 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 727 transitions. [2024-11-14 05:45:48,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 05:45:48,696 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 727 transitions. [2024-11-14 05:45:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-14 05:45:48,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:45:48,699 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:45:48,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-14 05:45:48,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:45:48,899 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:45:48,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:45:48,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1304869693, now seen corresponding path program 1 times [2024-11-14 05:45:48,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:45:48,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1819038226] [2024-11-14 05:45:48,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:45:48,900 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 05:45:48,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:45:48,902 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:45:48,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb0af73-7fe7-43d9-a237-e16faf89663f/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 05:45:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:45:49,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 05:45:49,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:48:10,190 WARN L286 SmtUtils]: Spent 5.49s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)