./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.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_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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_103428ca-8256-4a19-b717-85c8c9986ee2/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 1e919fd22358c90cf1583ef71db0b27d132265c312f4d4a1e7535b952b611340 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:39:10,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:39:10,223 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:39:10,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:39:10,232 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:39:10,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:39:10,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:39:10,272 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:39:10,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:39:10,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:39:10,273 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:39:10,273 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:39:10,273 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:39:10,273 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:39:10,273 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:39:10,273 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:39:10,273 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:39:10,273 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:39:10,273 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:39:10,274 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:39:10,275 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:39:10,276 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:39:10,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:39:10,276 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:39:10,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:39:10,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:10,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:39:10,278 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:39:10,278 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_103428ca-8256-4a19-b717-85c8c9986ee2/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 -> 1e919fd22358c90cf1583ef71db0b27d132265c312f4d4a1e7535b952b611340 [2024-11-14 03:39:10,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:39:10,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:39:10,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:39:10,593 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:39:10,594 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:39:10,595 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i Unable to find full path for "g++" [2024-11-14 03:39:12,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:39:12,845 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:39:12,849 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i [2024-11-14 03:39:12,875 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/data/09fecd162/8f56afa000dd4ae0bdc033a51102b021/FLAGe185080a9 [2024-11-14 03:39:13,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/data/09fecd162/8f56afa000dd4ae0bdc033a51102b021 [2024-11-14 03:39:13,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:39:13,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:39:13,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:13,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:39:13,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:39:13,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d84824a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13, skipping insertion in model container [2024-11-14 03:39:13,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,106 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:39:13,250 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_103428ca-8256-4a19-b717-85c8c9986ee2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i[919,932] [2024-11-14 03:39:13,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:13,363 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:39:13,372 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_103428ca-8256-4a19-b717-85c8c9986ee2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i[919,932] [2024-11-14 03:39:13,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:13,434 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:39:13,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13 WrapperNode [2024-11-14 03:39:13,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:13,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:13,436 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:39:13,436 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:39:13,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,503 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 259 [2024-11-14 03:39:13,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:13,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:39:13,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:39:13,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:39:13,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:39:13,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:39:13,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:39:13,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:39:13,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (1/1) ... [2024-11-14 03:39:13,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:13,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:13,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:39:13,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:39:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:39:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:39:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:39:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:39:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:39:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:39:13,723 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:39:13,725 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:39:14,364 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-14 03:39:14,364 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:39:14,776 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:39:14,778 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:39:14,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:14 BoogieIcfgContainer [2024-11-14 03:39:14,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:39:14,782 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:39:14,783 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:39:14,788 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:39:14,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:39:13" (1/3) ... [2024-11-14 03:39:14,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1893de23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:14, skipping insertion in model container [2024-11-14 03:39:14,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:13" (2/3) ... [2024-11-14 03:39:14,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1893de23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:14, skipping insertion in model container [2024-11-14 03:39:14,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:14" (3/3) ... [2024-11-14 03:39:14,792 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i [2024-11-14 03:39:14,810 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:39:14,813 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:39:14,882 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:39:14,899 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;@7463413a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:39:14,900 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:39:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-14 03:39:14,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-14 03:39:14,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:14,917 INFO L215 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:39:14,918 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:14,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:14,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1917285727, now seen corresponding path program 1 times [2024-11-14 03:39:14,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:39:14,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114484832] [2024-11-14 03:39:14,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:14,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:39:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:39:15,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [548102302] [2024-11-14 03:39:15,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:15,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:39:15,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:15,863 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:39:15,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:39:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:39:16,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:39:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:39:16,607 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:39:16,610 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:39:16,611 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:39:16,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:39:16,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 03:39:16,818 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:39:16,971 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:39:16,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:39:16 BoogieIcfgContainer [2024-11-14 03:39:16,978 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:39:16,978 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:39:16,979 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:39:16,979 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:39:16,980 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:14" (3/4) ... [2024-11-14 03:39:16,982 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:39:16,983 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:39:16,985 INFO L158 Benchmark]: Toolchain (without parser) took 3905.84ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 61.3MB in the end (delta: 32.6MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-14 03:39:16,985 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:16,987 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.14ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 77.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:39:16,987 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.41ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 71.0MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:39:16,987 INFO L158 Benchmark]: Boogie Preprocessor took 40.80ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 68.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:16,988 INFO L158 Benchmark]: RCFGBuilder took 1233.51ms. Allocated memory is still 117.4MB. Free memory was 68.5MB in the beginning and 85.2MB in the end (delta: -16.7MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-11-14 03:39:16,988 INFO L158 Benchmark]: TraceAbstraction took 2195.81ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 62.2MB in the end (delta: 22.3MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2024-11-14 03:39:16,988 INFO L158 Benchmark]: Witness Printer took 5.15ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 61.3MB in the end (delta: 870.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:16,993 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.14ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 77.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.41ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 71.0MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.80ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 68.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1233.51ms. Allocated memory is still 117.4MB. Free memory was 68.5MB in the beginning and 85.2MB in the end (delta: -16.7MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2195.81ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 62.2MB in the end (delta: 22.3MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. * Witness Printer took 5.15ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 61.3MB in the end (delta: 870.5kB). 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 shiftRight at line 93, overapproximation of someBinaryFLOATComparisonOperation at line 155, overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of bitwiseOr at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 164. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 128; [L26] unsigned char var_1_5 = 10; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 52077; [L29] unsigned short int var_1_8 = 47248; [L30] unsigned short int var_1_9 = 50; [L31] float var_1_11 = 63.75; [L32] signed long int var_1_12 = 100000; [L33] unsigned short int var_1_13 = 8; [L34] signed long int var_1_14 = 2; [L35] signed long int var_1_15 = 32; [L36] double var_1_17 = 127.5; [L37] double var_1_18 = 32.75; [L38] signed char var_1_19 = 0; [L39] unsigned long int var_1_20 = 128; [L40] unsigned long int var_1_21 = 32; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_24 = 0; [L43] unsigned char var_1_25 = 0; [L44] unsigned char var_1_26 = 1; [L45] unsigned char var_1_27 = 16; [L46] unsigned char var_1_28 = 128; [L47] signed long int var_1_29 = 5; [L48] unsigned char var_1_31 = 128; [L49] unsigned short int var_1_32 = 0; [L50] signed char var_1_33 = 50; [L51] signed char var_1_34 = 64; [L52] signed char var_1_35 = 1; [L53] signed char var_1_36 = 5; [L54] unsigned short int last_1_var_1_13 = 8; [L55] double last_1_var_1_17 = 127.5; [L199] isInitial = 1 [L200] FCALL initially() [L201] COND TRUE 1 [L202] CALL updateLastVariables() [L191] last_1_var_1_13 = var_1_13 [L192] last_1_var_1_17 = var_1_17 [L202] RET updateLastVariables() [L203] CALL updateVariables() [L136] var_1_2 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L139] var_1_3 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L141] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L142] var_1_4 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L145] var_1_5 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L148] var_1_7 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=47248, var_1_9=50] [L150] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=47248, var_1_9=50] [L151] var_1_8 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_8 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L153] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L154] var_1_11 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L156] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L157] var_1_14 = __VERIFIER_nondet_long() [L158] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L159] CALL assume_abort_if_not(var_1_14 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L160] var_1_15 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L162] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L163] var_1_18 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L167] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L170] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L171] var_1_26 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L173] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=128, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L174] var_1_28 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L176] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L177] var_1_32 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L179] CALL assume_abort_if_not(var_1_32 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=64, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L180] var_1_34 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L182] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=1, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L183] var_1_35 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L185] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=5, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L186] var_1_36 = __VERIFIER_nondet_char() [L187] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L188] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=1, var_1_15=32, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=16, var_1_28=1, var_1_29=5, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=50, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=10, var_1_7=65533, var_1_8=65534, var_1_9=50] [L203] RET updateVariables() [L204] CALL step() [L59] COND FALSE !(-100000 >= last_1_var_1_13) [L62] COND FALSE !((last_1_var_1_17 / var_1_11) == 999999.6f) [L66] unsigned char stepLocal_0 = var_1_3; [L67] COND TRUE var_1_2 && stepLocal_0 [L68] var_1_1 = (var_1_4 - var_1_5) [L72] COND TRUE var_1_1 <= (var_1_5 * var_1_4) [L73] COND TRUE \read(var_1_2) [L74] var_1_6 = (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5) [L81] var_1_17 = var_1_18 [L82] var_1_19 = 5 [L83] var_1_20 = var_1_15 [L84] COND TRUE var_1_1 < var_1_20 [L85] COND FALSE !(var_1_5 == (~ (var_1_1 + var_1_20))) [L88] var_1_12 = ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8))) [L93] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L93] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) [L93] COND FALSE !((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) [L100] var_1_13 = var_1_1 [L102] var_1_21 = ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) [L103] COND TRUE var_1_12 > var_1_13 [L104] COND TRUE var_1_13 < var_1_12 [L105] var_1_23 = (var_1_24 && var_1_25) [L110] var_1_27 = var_1_28 [L111] COND TRUE var_1_6 != (var_1_6 + var_1_28) [L112] var_1_29 = ((((var_1_28) > (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) < (var_1_1)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_1))))) ? (var_1_28) : (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) < (var_1_1)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_1)))))) [L116] COND FALSE !((-25 + (var_1_9 + var_1_9)) <= var_1_9) [L123] COND TRUE var_1_24 || (var_1_25 && var_1_23) [L124] COND TRUE var_1_20 >= var_1_32 [L125] var_1_33 = ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) [L204] RET step() [L205] CALL, EXPR property() [L195] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) [L195-L196] return ((((((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1)))) && (var_1_17 == ((double) var_1_18))) && (var_1_19 == ((signed char) 5))) && (var_1_20 == ((unsigned long int) var_1_15)) ; [L205] RET, EXPR property() [L205] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=32, var_1_13=31, var_1_14=1, var_1_15=32, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=31, var_1_20=32, var_1_21=31, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=31, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=65437, var_1_7=65533, var_1_8=65534, var_1_9=50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=32, var_1_13=31, var_1_14=1, var_1_15=32, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=31, var_1_20=32, var_1_21=31, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=31, var_1_2=1, var_1_31=128, var_1_32=65537, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_3=-255, var_1_4=-897, var_1_5=-160, var_1_6=65437, var_1_7=65533, var_1_8=65534, var_1_9=50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:39:17,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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_103428ca-8256-4a19-b717-85c8c9986ee2/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 1e919fd22358c90cf1583ef71db0b27d132265c312f4d4a1e7535b952b611340 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:39:19,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:39:19,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:39:19,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:39:19,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:39:19,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:39:19,900 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:39:19,900 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:39:19,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:39:19,901 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:39:19,902 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:39:19,902 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:39:19,902 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:39:19,902 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:39:19,902 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:39:19,903 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:39:19,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:39:19,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:39:19,903 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:39:19,903 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:39:19,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:39:19,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:39:19,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:39:19,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:39:19,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:39:19,904 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:39:19,904 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:39:19,904 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:39:19,905 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:39:19,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:39:19,905 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:39:19,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:39:19,905 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:39:19,905 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:39:19,906 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:39:19,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:19,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:39:19,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:39:19,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:39:19,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:39:19,907 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:39:19,907 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:39:19,907 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:39:19,907 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_103428ca-8256-4a19-b717-85c8c9986ee2/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 -> 1e919fd22358c90cf1583ef71db0b27d132265c312f4d4a1e7535b952b611340 [2024-11-14 03:39:20,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:39:20,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:39:20,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:39:20,241 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:39:20,241 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:39:20,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i Unable to find full path for "g++" [2024-11-14 03:39:22,210 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:39:22,563 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:39:22,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i [2024-11-14 03:39:22,578 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/data/5c175e53f/bd7fa92d9179417589c4aec0facca2ee/FLAG827dde731 [2024-11-14 03:39:22,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/data/5c175e53f/bd7fa92d9179417589c4aec0facca2ee [2024-11-14 03:39:22,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:39:22,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:39:22,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:22,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:39:22,613 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:39:22,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:22" (1/1) ... [2024-11-14 03:39:22,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f12944a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:22, skipping insertion in model container [2024-11-14 03:39:22,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:22" (1/1) ... [2024-11-14 03:39:22,650 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:39:22,798 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_103428ca-8256-4a19-b717-85c8c9986ee2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i[919,932] [2024-11-14 03:39:22,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:22,944 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:39:22,955 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_103428ca-8256-4a19-b717-85c8c9986ee2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i[919,932] [2024-11-14 03:39:23,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:23,037 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:39:23,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23 WrapperNode [2024-11-14 03:39:23,039 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:23,040 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:23,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:39:23,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:39:23,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,099 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2024-11-14 03:39:23,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:23,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:39:23,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:39:23,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:39:23,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,116 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,138 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:39:23,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:39:23,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:39:23,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:39:23,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (1/1) ... [2024-11-14 03:39:23,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:23,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:23,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:39:23,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:39:23,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:39:23,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:39:23,227 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:39:23,227 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:39:23,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:39:23,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:39:23,339 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:39:23,341 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:39:30,264 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-14 03:39:30,265 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:39:30,277 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:39:30,277 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:39:30,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:30 BoogieIcfgContainer [2024-11-14 03:39:30,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:39:30,281 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:39:30,281 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:39:30,287 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:39:30,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:39:22" (1/3) ... [2024-11-14 03:39:30,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbeee71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:30, skipping insertion in model container [2024-11-14 03:39:30,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:23" (2/3) ... [2024-11-14 03:39:30,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cbeee71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:30, skipping insertion in model container [2024-11-14 03:39:30,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:30" (3/3) ... [2024-11-14 03:39:30,290 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i [2024-11-14 03:39:30,304 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:39:30,307 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-46.i that has 2 procedures, 93 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:39:30,370 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:39:30,385 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;@1613ff94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:39:30,385 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:39:30,390 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-14 03:39:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-14 03:39:30,409 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:30,410 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:39:30,411 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:30,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:30,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1435286450, now seen corresponding path program 1 times [2024-11-14 03:39:30,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:30,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1383695992] [2024-11-14 03:39:30,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:30,435 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:30,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:30,439 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:30,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:39:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:31,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:39:31,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:31,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2024-11-14 03:39:31,668 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:39:31,670 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:31,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1383695992] [2024-11-14 03:39:31,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1383695992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:31,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:39:31,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:39:31,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251011578] [2024-11-14 03:39:31,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:31,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:39:31,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:31,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:39:31,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:39:31,707 INFO L87 Difference]: Start difference. First operand has 93 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-14 03:39:31,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:31,739 INFO L93 Difference]: Finished difference Result 178 states and 321 transitions. [2024-11-14 03:39:31,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:39:31,741 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 216 [2024-11-14 03:39:31,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:31,749 INFO L225 Difference]: With dead ends: 178 [2024-11-14 03:39:31,749 INFO L226 Difference]: Without dead ends: 88 [2024-11-14 03:39:31,753 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:39:31,756 INFO L432 NwaCegarLoop]: 136 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, 136 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:31,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:39:31,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-14 03:39:31,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-11-14 03:39:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 51 states have internal predecessors, (66), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-14 03:39:31,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 136 transitions. [2024-11-14 03:39:31,811 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 136 transitions. Word has length 216 [2024-11-14 03:39:31,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:31,811 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 136 transitions. [2024-11-14 03:39:31,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-14 03:39:31,812 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2024-11-14 03:39:31,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-14 03:39:31,817 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:31,817 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:39:31,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:39:32,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:32,024 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:32,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:32,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1172569034, now seen corresponding path program 1 times [2024-11-14 03:39:32,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:32,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [996879832] [2024-11-14 03:39:32,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:32,026 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:32,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:32,029 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:32,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:39:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:33,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 03:39:33,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:34,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1092 proven. 33 refuted. 0 times theorem prover too weak. 1255 trivial. 0 not checked. [2024-11-14 03:39:34,792 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:39:36,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 69 proven. 33 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-14 03:39:36,882 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:36,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [996879832] [2024-11-14 03:39:36,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [996879832] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:39:36,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2133328224] [2024-11-14 03:39:36,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:36,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:39:36,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:39:36,886 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:39:36,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 03:39:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:38,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 03:39:38,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:41,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1105 proven. 60 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2024-11-14 03:39:41,398 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:39:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 69 proven. 33 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-14 03:39:43,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2133328224] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:39:43,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989167586] [2024-11-14 03:39:43,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:43,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:39:43,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:43,304 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:39:43,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 03:39:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:44,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:39:44,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:46,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1105 proven. 60 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2024-11-14 03:39:46,114 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:39:47,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 69 proven. 33 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-14 03:39:47,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [989167586] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:39:47,817 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 03:39:47,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 9, 6, 9, 6] total 11 [2024-11-14 03:39:47,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715769374] [2024-11-14 03:39:47,818 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 03:39:47,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 03:39:47,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:47,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 03:39:47,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-14 03:39:47,824 INFO L87 Difference]: Start difference. First operand 88 states and 136 transitions. Second operand has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 3 states have call successors, (56), 3 states have call predecessors, (56), 6 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-14 03:39:51,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:51,189 INFO L93 Difference]: Finished difference Result 278 states and 418 transitions. [2024-11-14 03:39:51,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 03:39:51,190 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 3 states have call successors, (56), 3 states have call predecessors, (56), 6 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) Word has length 217 [2024-11-14 03:39:51,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:51,195 INFO L225 Difference]: With dead ends: 278 [2024-11-14 03:39:51,195 INFO L226 Difference]: Without dead ends: 193 [2024-11-14 03:39:51,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1310 GetRequests, 1286 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=159, Invalid=347, Unknown=0, NotChecked=0, Total=506 [2024-11-14 03:39:51,197 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 180 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:51,198 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 367 Invalid, 462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-14 03:39:51,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2024-11-14 03:39:51,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 187. [2024-11-14 03:39:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 110 states have (on average 1.2636363636363637) internal successors, (139), 110 states have internal predecessors, (139), 70 states have call successors, (70), 6 states have call predecessors, (70), 6 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-14 03:39:51,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 279 transitions. [2024-11-14 03:39:51,254 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 279 transitions. Word has length 217 [2024-11-14 03:39:51,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:51,255 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 279 transitions. [2024-11-14 03:39:51,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 states have internal predecessors, (76), 3 states have call successors, (56), 3 states have call predecessors, (56), 6 states have return successors, (58), 3 states have call predecessors, (58), 3 states have call successors, (58) [2024-11-14 03:39:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2024-11-14 03:39:51,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-14 03:39:51,259 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:51,260 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:39:51,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 03:39:51,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-14 03:39:51,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-14 03:39:51,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:39:51,862 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:51,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:51,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1174416076, now seen corresponding path program 1 times [2024-11-14 03:39:51,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:51,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [592148351] [2024-11-14 03:39:51,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:51,865 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:51,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:51,867 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:51,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 03:41:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:41:32,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:41:32,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:41:46,392 WARN L851 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2024-11-14 03:41:48,435 WARN L873 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2024-11-14 03:43:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-14 03:43:28,044 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:43:28,044 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:43:28,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [592148351] [2024-11-14 03:43:28,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [592148351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:43:28,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:43:28,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:43:28,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940799711] [2024-11-14 03:43:28,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:43:28,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:43:28,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:43:28,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:43:28,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2024-11-14 03:43:28,050 INFO L87 Difference]: Start difference. First operand 187 states and 279 transitions. Second operand has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-14 03:43:30,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:32,884 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 2.0)))) (and (= c_~var_1_17~0 .cse0) (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) (= c_~last_1_var_1_17~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 03:43:35,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:37,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:39,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:41,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:43,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:45,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:47,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:50,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:52,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:43:52,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:43:52,255 INFO L93 Difference]: Finished difference Result 311 states and 462 transitions. [2024-11-14 03:43:52,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:43:52,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 217 [2024-11-14 03:43:52,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:43:52,359 INFO L225 Difference]: With dead ends: 311 [2024-11-14 03:43:52,359 INFO L226 Difference]: Without dead ends: 309 [2024-11-14 03:43:52,360 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=13, Invalid=12, Unknown=3, NotChecked=14, Total=42 [2024-11-14 03:43:52,363 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 74 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 71 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 349 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:43:52,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 447 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 13 Invalid, 10 Unknown, 349 Unchecked, 21.9s Time] [2024-11-14 03:43:52,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2024-11-14 03:43:52,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 272. [2024-11-14 03:43:52,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 157 states have (on average 1.2356687898089171) internal successors, (194), 157 states have internal predecessors, (194), 105 states have call successors, (105), 9 states have call predecessors, (105), 9 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-14 03:43:52,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 404 transitions. [2024-11-14 03:43:52,453 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 404 transitions. Word has length 217 [2024-11-14 03:43:52,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:43:52,454 INFO L471 AbstractCegarLoop]: Abstraction has 272 states and 404 transitions. [2024-11-14 03:43:52,454 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-14 03:43:52,454 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 404 transitions. [2024-11-14 03:43:52,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-14 03:43:52,458 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:43:52,458 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:43:52,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-14 03:43:52,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:43:52,659 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:43:52,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:43:52,659 INFO L85 PathProgramCache]: Analyzing trace with hash 936147658, now seen corresponding path program 1 times [2024-11-14 03:43:52,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:43:52,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [747608393] [2024-11-14 03:43:52,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:43:52,660 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:43:52,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:43:52,662 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:43:52,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-14 03:46:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:46:00,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:46:00,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:46:14,988 WARN L851 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2024-11-14 03:46:17,055 WARN L873 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2024-11-14 03:47:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-14 03:47:58,031 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:47:58,031 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:47:58,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [747608393] [2024-11-14 03:47:58,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [747608393] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:47:58,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:47:58,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:47:58,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878666798] [2024-11-14 03:47:58,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:47:58,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:47:58,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:47:58,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:47:58,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2024-11-14 03:47:58,033 INFO L87 Difference]: Start difference. First operand 272 states and 404 transitions. Second operand has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-14 03:48:00,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:02,915 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 2.0)))) (and (= c_~var_1_17~0 .cse0) (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) (= c_~last_1_var_1_17~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 03:48:05,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:07,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:09,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:11,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:13,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:16,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:18,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:20,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:22,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:48:22,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:48:22,680 INFO L93 Difference]: Finished difference Result 315 states and 467 transitions. [2024-11-14 03:48:22,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:48:22,803 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 217 [2024-11-14 03:48:22,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:48:22,807 INFO L225 Difference]: With dead ends: 315 [2024-11-14 03:48:22,807 INFO L226 Difference]: Without dead ends: 313 [2024-11-14 03:48:22,808 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=13, Invalid=12, Unknown=3, NotChecked=14, Total=42 [2024-11-14 03:48:22,809 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 74 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 71 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 353 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:48:22,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 447 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 13 Invalid, 10 Unknown, 353 Unchecked, 22.3s Time] [2024-11-14 03:48:22,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2024-11-14 03:48:22,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 273. [2024-11-14 03:48:22,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 158 states have (on average 1.240506329113924) internal successors, (196), 158 states have internal predecessors, (196), 105 states have call successors, (105), 9 states have call predecessors, (105), 9 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-14 03:48:22,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 406 transitions. [2024-11-14 03:48:22,861 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 406 transitions. Word has length 217 [2024-11-14 03:48:22,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:48:22,862 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 406 transitions. [2024-11-14 03:48:22,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-14 03:48:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 406 transitions. [2024-11-14 03:48:22,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-14 03:48:22,869 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:48:22,869 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:48:22,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-14 03:48:23,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:48:23,070 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:48:23,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:48:23,071 INFO L85 PathProgramCache]: Analyzing trace with hash 937994700, now seen corresponding path program 1 times [2024-11-14 03:48:23,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:48:23,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [628558679] [2024-11-14 03:48:23,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:48:23,071 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:48:23,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:48:23,073 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:48:23,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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)] Waiting until timeout for monitored process [2024-11-14 03:50:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:50:20,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:50:20,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:50:35,292 WARN L851 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from false [2024-11-14 03:50:37,383 WARN L873 $PredicateComparison]: unable to prove that (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) is different from true [2024-11-14 03:52:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-14 03:52:18,607 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:52:18,607 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:52:18,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [628558679] [2024-11-14 03:52:18,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [628558679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:52:18,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:52:18,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:52:18,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392800465] [2024-11-14 03:52:18,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:52:18,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:52:18,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:52:18,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:52:18,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=7, Unknown=2, NotChecked=4, Total=20 [2024-11-14 03:52:18,610 INFO L87 Difference]: Start difference. First operand 273 states and 406 transitions. Second operand has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-14 03:52:21,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:23,405 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 2.0)))) (and (= c_~var_1_17~0 .cse0) (exists ((~var_1_11~0 (_ FloatingPoint 8 24))) (fp.eq (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 255.0 2.0)) ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_11~0)) ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 4999998.0 5.0))))) (= c_~last_1_var_1_17~0 .cse0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-14 03:52:25,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:28,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:30,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:32,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:34,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:36,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:38,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:40,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:42,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:52:42,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:52:42,848 INFO L93 Difference]: Finished difference Result 315 states and 467 transitions. [2024-11-14 03:52:42,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:52:42,958 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 217 [2024-11-14 03:52:42,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:52:42,961 INFO L225 Difference]: With dead ends: 315 [2024-11-14 03:52:42,961 INFO L226 Difference]: Without dead ends: 313 [2024-11-14 03:52:42,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=13, Invalid=12, Unknown=3, NotChecked=14, Total=42 [2024-11-14 03:52:42,962 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 74 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 71 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 353 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:52:42,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 447 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 13 Invalid, 10 Unknown, 353 Unchecked, 21.9s Time] [2024-11-14 03:52:42,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2024-11-14 03:52:42,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 273. [2024-11-14 03:52:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 158 states have (on average 1.240506329113924) internal successors, (196), 158 states have internal predecessors, (196), 105 states have call successors, (105), 9 states have call predecessors, (105), 9 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-14 03:52:43,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 406 transitions. [2024-11-14 03:52:43,004 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 406 transitions. Word has length 217 [2024-11-14 03:52:43,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:52:43,004 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 406 transitions. [2024-11-14 03:52:43,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-14 03:52:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 406 transitions. [2024-11-14 03:52:43,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-14 03:52:43,010 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:52:43,010 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:52:43,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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)] Forceful destruction successful, exit code 0 [2024-11-14 03:52:43,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:52:43,211 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:52:43,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:52:43,211 INFO L85 PathProgramCache]: Analyzing trace with hash 365069450, now seen corresponding path program 1 times [2024-11-14 03:52:43,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:52:43,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [409572339] [2024-11-14 03:52:43,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:52:43,212 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:52:43,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:52:43,213 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:52:43,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103428ca-8256-4a19-b717-85c8c9986ee2/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 (9)] Waiting until timeout for monitored process [2024-11-14 03:54:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:54:21,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:54:21,163 INFO L278 TraceCheckSpWp]: Computing forward predicates...