./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.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_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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_9084ee08-82f7-4452-8842-bc751dcf2418/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 ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:49:03,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:49:03,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:49:03,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:49:03,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:49:03,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:49:03,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:49:03,557 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:49:03,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:49:03,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:49:03,560 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:49:03,560 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:49:03,561 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:49:03,561 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:49:03,561 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:49:03,562 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:49:03,562 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:49:03,562 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:49:03,562 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:49:03,562 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:49:03,563 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:49:03,563 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:49:03,563 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:49:03,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:49:03,564 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:49:03,564 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:49:03,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:49:03,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:49:03,565 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:49:03,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:49:03,565 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:49:03,565 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:49:03,565 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:49:03,566 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:49:03,566 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:49:03,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:49:03,567 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:49:03,567 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:49:03,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:49:03,568 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:49:03,568 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:49:03,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:49:03,568 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:49:03,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:49:03,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:49:03,569 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:49:03,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:49:03,569 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_9084ee08-82f7-4452-8842-bc751dcf2418/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 -> ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b [2024-11-14 04:49:03,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:49:03,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:49:03,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:49:03,991 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:49:03,992 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:49:03,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i Unable to find full path for "g++" [2024-11-14 04:49:06,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:49:06,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:49:06,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2024-11-14 04:49:06,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/data/f35839601/c01078d8f785468ba872653bdf06e95c/FLAG3cc9ea659 [2024-11-14 04:49:06,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/data/f35839601/c01078d8f785468ba872653bdf06e95c [2024-11-14 04:49:06,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:49:06,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:49:06,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:49:06,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:49:06,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:49:06,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:49:06" (1/1) ... [2024-11-14 04:49:06,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a8b5afd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:06, skipping insertion in model container [2024-11-14 04:49:06,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:49:06" (1/1) ... [2024-11-14 04:49:06,930 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:49:07,113 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_9084ee08-82f7-4452-8842-bc751dcf2418/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i[913,926] [2024-11-14 04:49:07,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:49:07,235 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:49:07,247 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_9084ee08-82f7-4452-8842-bc751dcf2418/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i[913,926] [2024-11-14 04:49:07,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:49:07,334 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:49:07,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07 WrapperNode [2024-11-14 04:49:07,335 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:49:07,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:49:07,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:49:07,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:49:07,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,434 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-11-14 04:49:07,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:49:07,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:49:07,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:49:07,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:49:07,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,469 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,472 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,475 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:49:07,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:49:07,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:49:07,485 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:49:07,486 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (1/1) ... [2024-11-14 04:49:07,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:49:07,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:49:07,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:49:07,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:49:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:49:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:49:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:49:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:49:07,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:49:07,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:49:07,679 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:49:07,681 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:49:08,114 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 04:49:08,114 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:49:08,346 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:49:08,346 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:49:08,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:49:08 BoogieIcfgContainer [2024-11-14 04:49:08,347 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:49:08,350 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:49:08,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:49:08,356 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:49:08,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:49:06" (1/3) ... [2024-11-14 04:49:08,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18191a33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:49:08, skipping insertion in model container [2024-11-14 04:49:08,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:07" (2/3) ... [2024-11-14 04:49:08,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18191a33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:49:08, skipping insertion in model container [2024-11-14 04:49:08,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:49:08" (3/3) ... [2024-11-14 04:49:08,359 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-69.i [2024-11-14 04:49:08,381 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:49:08,383 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-69.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:49:08,453 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:49:08,472 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;@2b9d0ec8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:49:08,472 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:49:08,477 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-14 04:49:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-14 04:49:08,491 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:49:08,492 INFO L215 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:49:08,492 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:49:08,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:49:08,499 INFO L85 PathProgramCache]: Analyzing trace with hash -88238471, now seen corresponding path program 1 times [2024-11-14 04:49:08,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:49:08,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132185044] [2024-11-14 04:49:08,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:49:08,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:49:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:49:09,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:49:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:49:09,908 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:49:09,911 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:49:09,913 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:49:09,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:49:09,924 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:49:10,094 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:49:10,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:49:10 BoogieIcfgContainer [2024-11-14 04:49:10,098 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:49:10,099 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:49:10,099 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:49:10,099 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:49:10,100 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:49:08" (3/4) ... [2024-11-14 04:49:10,103 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:49:10,105 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:49:10,108 INFO L158 Benchmark]: Toolchain (without parser) took 3220.25ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 104.9MB in the beginning and 309.7MB in the end (delta: -204.8MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-11-14 04:49:10,109 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:49:10,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.77ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 90.6MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:49:10,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.26ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 87.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:49:10,110 INFO L158 Benchmark]: Boogie Preprocessor took 45.75ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 86.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:49:10,110 INFO L158 Benchmark]: RCFGBuilder took 862.17ms. Allocated memory is still 142.6MB. Free memory was 86.0MB in the beginning and 47.2MB in the end (delta: 38.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-14 04:49:10,111 INFO L158 Benchmark]: TraceAbstraction took 1747.86ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 46.6MB in the beginning and 310.6MB in the end (delta: -264.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-14 04:49:10,111 INFO L158 Benchmark]: Witness Printer took 5.89ms. Allocated memory is still 360.7MB. Free memory was 310.6MB in the beginning and 309.7MB in the end (delta: 916.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:49:10,117 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.77ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 90.6MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.26ms. Allocated memory is still 142.6MB. Free memory was 90.6MB in the beginning and 87.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.75ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 86.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 862.17ms. Allocated memory is still 142.6MB. Free memory was 86.0MB in the beginning and 47.2MB in the end (delta: 38.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1747.86ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 46.6MB in the beginning and 310.6MB in the end (delta: -264.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.89ms. Allocated memory is still 360.7MB. Free memory was 310.6MB in the beginning and 309.7MB in the end (delta: 916.7kB). 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 someBinaryDOUBLEComparisonOperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 78. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 4; [L23] signed short int var_1_2 = -4; [L24] signed short int var_1_3 = 128; [L25] signed short int var_1_4 = 10; [L26] unsigned char var_1_5 = 200; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 64; [L30] signed char var_1_9 = -128; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] double var_1_12 = 32.75; [L34] double var_1_13 = 255.6; [L35] signed short int var_1_14 = 8; [L36] unsigned long int var_1_15 = 256; [L37] unsigned long int var_1_16 = 4031871391; [L38] unsigned long int var_1_17 = 3083112228; [L39] unsigned long int var_1_18 = 3058504136; [L40] unsigned long int var_1_19 = 1902304375; [L41] unsigned char var_1_20 = 1; [L42] signed char var_1_21 = -2; [L43] unsigned char var_1_22 = 0; [L44] unsigned char var_1_23 = 1; [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_short() [L91] CALL assume_abort_if_not(var_1_2 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_2 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L92] CALL assume_abort_if_not(var_1_2 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L93] var_1_3 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_3 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_3 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L95] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L96] var_1_4 = __VERIFIER_nondet_short() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L98] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L99] var_1_5 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_5 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L101] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L102] var_1_6 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_7=0, var_1_8=64, var_1_9=-128] [L104] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=0, var_1_8=64, var_1_9=-128] [L105] var_1_7 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_8=64, var_1_9=-128] [L107] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=64, var_1_9=-128] [L108] var_1_8 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_9=-128] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_9=-128] [L110] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L111] var_1_10 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L113] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L114] var_1_11 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L116] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L117] var_1_13 = __VERIFIER_nondet_double() [L118] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L119] var_1_16 = __VERIFIER_nondet_ulong() [L120] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L121] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L122] var_1_17 = __VERIFIER_nondet_ulong() [L123] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L124] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L125] var_1_18 = __VERIFIER_nondet_ulong() [L126] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L127] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L128] var_1_19 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_19 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_19 >= 1073741823) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L130] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L131] var_1_21 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_21 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_21 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L133] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L134] var_1_22 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L136] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=1, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L137] var_1_23 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=257, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=257, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L139] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=257, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=4, var_1_20=1, var_1_21=36, var_1_22=0, var_1_23=257, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-128] [L152] RET updateVariables() [L153] CALL step() [L48] COND FALSE !(var_1_2 >= (var_1_3 - var_1_4)) [L51] var_1_1 = (32 + var_1_7) [L53] COND FALSE !((var_1_8 - var_1_5) >= var_1_4) [L60] var_1_9 = var_1_5 [L62] COND TRUE var_1_7 > var_1_4 [L63] COND FALSE !(((var_1_9 + var_1_2) == var_1_3) && var_1_10) [L70] var_1_12 = var_1_13 [L75] COND TRUE var_1_11 || (var_1_6 <= var_1_8) [L76] var_1_14 = var_1_6 [L78] COND TRUE var_1_12 < var_1_13 [L79] var_1_15 = (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)) [L83] COND FALSE !(var_1_21 < var_1_1) [L86] var_1_20 = var_1_23 [L153] RET step() [L154] CALL, EXPR property() [L144-L145] return ((((((var_1_2 >= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned char) ((var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) - var_1_8))) : (var_1_1 == ((unsigned char) (32 + var_1_7)))) && (((var_1_8 - var_1_5) >= var_1_4) ? ((var_1_10 || var_1_11) ? (var_1_9 == ((signed char) var_1_6)) : (var_1_9 == ((signed char) var_1_7))) : (var_1_9 == ((signed char) var_1_5)))) && ((var_1_7 > var_1_4) ? ((((var_1_9 + var_1_2) == var_1_3) && var_1_10) ? ((! var_1_11) ? (var_1_12 == ((double) var_1_13)) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13)))) && ((var_1_11 || (var_1_6 <= var_1_8)) ? (var_1_14 == ((signed short int) var_1_6)) : 1)) && ((var_1_12 < var_1_13) ? (var_1_15 == ((unsigned long int) (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)))) : (var_1_15 == ((unsigned long int) (var_1_18 - var_1_19))))) && ((var_1_21 < var_1_1) ? (var_1_20 == ((unsigned char) ((! (var_1_11 && var_1_22)) && (var_1_10 || var_1_23)))) : (var_1_20 == ((unsigned char) var_1_23))) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=13835058061910957484, var_1_13=13835058061910957484, var_1_14=63, var_1_15=13835058061910957479U, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=36, var_1_20=257, var_1_21=36, var_1_22=0, var_1_23=257, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-66] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=13835058061910957484, var_1_13=13835058061910957484, var_1_14=63, var_1_15=13835058061910957479U, var_1_16=13835058058689731974U, var_1_17=13835058058689731974U, var_1_18=3407568261, var_1_19=-3221225473, var_1_1=36, var_1_20=257, var_1_21=36, var_1_22=0, var_1_23=257, var_1_2=-1, var_1_3=0, var_1_4=0, var_1_5=31934, var_1_6=63, var_1_7=4, var_1_8=-129, var_1_9=-66] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 33, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:49:10,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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_9084ee08-82f7-4452-8842-bc751dcf2418/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 ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:49:13,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:49:13,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:49:13,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:49:13,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:49:13,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:49:13,750 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:49:13,750 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:49:13,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:49:13,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:49:13,751 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:49:13,751 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:49:13,751 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:49:13,752 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:49:13,752 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:49:13,752 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:49:13,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:49:13,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:49:13,753 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:49:13,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:49:13,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:49:13,754 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:49:13,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:49:13,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:49:13,754 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:49:13,754 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:49:13,755 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:49:13,755 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:49:13,755 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:49:13,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:49:13,755 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:49:13,755 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:49:13,756 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:49:13,756 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:49:13,756 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:49:13,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:49:13,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:49:13,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:49:13,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:49:13,757 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:49:13,757 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:49:13,757 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:49:13,757 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:49:13,758 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_9084ee08-82f7-4452-8842-bc751dcf2418/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 -> ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b [2024-11-14 04:49:14,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:49:14,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:49:14,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:49:14,163 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:49:14,167 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:49:14,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i Unable to find full path for "g++" [2024-11-14 04:49:16,576 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:49:16,925 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:49:16,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2024-11-14 04:49:16,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/data/2c75a69cf/548fe06324684e6ca8e88eecef53179f/FLAG649231a19 [2024-11-14 04:49:16,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/data/2c75a69cf/548fe06324684e6ca8e88eecef53179f [2024-11-14 04:49:16,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:49:16,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:49:16,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:49:16,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:49:16,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:49:17,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:49:16" (1/1) ... [2024-11-14 04:49:17,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29408f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17, skipping insertion in model container [2024-11-14 04:49:17,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:49:16" (1/1) ... [2024-11-14 04:49:17,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:49:17,269 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_9084ee08-82f7-4452-8842-bc751dcf2418/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i[913,926] [2024-11-14 04:49:17,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:49:17,426 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:49:17,441 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_9084ee08-82f7-4452-8842-bc751dcf2418/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i[913,926] [2024-11-14 04:49:17,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:49:17,526 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:49:17,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17 WrapperNode [2024-11-14 04:49:17,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:49:17,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:49:17,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:49:17,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:49:17,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,583 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2024-11-14 04:49:17,583 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:49:17,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:49:17,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:49:17,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:49:17,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:49:17,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:49:17,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:49:17,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:49:17,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (1/1) ... [2024-11-14 04:49:17,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:49:17,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:49:17,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:49:17,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:49:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:49:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:49:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:49:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:49:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:49:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:49:17,836 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:49:17,839 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:49:18,330 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 04:49:18,330 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:49:18,344 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:49:18,344 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:49:18,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:49:18 BoogieIcfgContainer [2024-11-14 04:49:18,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:49:18,349 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:49:18,349 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:49:18,355 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:49:18,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:49:16" (1/3) ... [2024-11-14 04:49:18,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7431f103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:49:18, skipping insertion in model container [2024-11-14 04:49:18,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:49:17" (2/3) ... [2024-11-14 04:49:18,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7431f103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:49:18, skipping insertion in model container [2024-11-14 04:49:18,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:49:18" (3/3) ... [2024-11-14 04:49:18,359 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-69.i [2024-11-14 04:49:18,381 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:49:18,383 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-69.i that has 2 procedures, 78 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:49:18,458 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:49:18,475 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;@4ce776d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:49:18,476 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:49:18,485 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 43 states have internal predecessors, (56), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-14 04:49:18,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-14 04:49:18,513 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:49:18,514 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:49:18,514 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:49:18,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:49:18,521 INFO L85 PathProgramCache]: Analyzing trace with hash 655735471, now seen corresponding path program 1 times [2024-11-14 04:49:18,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:49:18,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [335900878] [2024-11-14 04:49:18,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:49:18,538 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 04:49:18,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:49:18,542 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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 04:49:18,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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 04:49:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:49:18,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:49:18,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:49:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2024-11-14 04:49:19,035 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:49:19,036 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:49:19,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [335900878] [2024-11-14 04:49:19,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [335900878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:49:19,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:49:19,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:49:19,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316200432] [2024-11-14 04:49:19,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:49:19,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:49:19,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:49:19,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:49:19,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:49:19,074 INFO L87 Difference]: Start difference. First operand has 78 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 43 states have internal predecessors, (56), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-14 04:49:19,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:49:19,135 INFO L93 Difference]: Finished difference Result 149 states and 271 transitions. [2024-11-14 04:49:19,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:49:19,138 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 197 [2024-11-14 04:49:19,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:49:19,151 INFO L225 Difference]: With dead ends: 149 [2024-11-14 04:49:19,152 INFO L226 Difference]: Without dead ends: 74 [2024-11-14 04:49:19,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 196 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 04:49:19,162 INFO L432 NwaCegarLoop]: 115 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, 115 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 04:49:19,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:49:19,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-14 04:49:19,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-14 04:49:19,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-14 04:49:19,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 115 transitions. [2024-11-14 04:49:19,246 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 115 transitions. Word has length 197 [2024-11-14 04:49:19,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:49:19,249 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 115 transitions. [2024-11-14 04:49:19,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-14 04:49:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2024-11-14 04:49:19,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-14 04:49:19,257 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:49:19,257 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:49:19,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:49:19,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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 04:49:19,462 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:49:19,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:49:19,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1794171855, now seen corresponding path program 1 times [2024-11-14 04:49:19,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:49:19,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125632837] [2024-11-14 04:49:19,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:49:19,473 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:49:19,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:49:19,476 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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 04:49:19,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9084ee08-82f7-4452-8842-bc751dcf2418/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 04:49:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:49:19,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-14 04:49:19,936 INFO L278 TraceCheckSpWp]: Computing forward predicates...