./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.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_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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_d8d346a5-4759-4c98-b006-46fe50c6201f/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 6e49a191cabfd71d7340679209e48adceb42bd85b144b2f37f9a8d5957262d2a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:43:19,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:43:20,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-13 23:43:20,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:43:20,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:43:20,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:43:20,168 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:43:20,168 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:43:20,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:43:20,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:43:20,170 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:43:20,171 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:43:20,171 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:43:20,171 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-13 23:43:20,171 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:43:20,171 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:43:20,171 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-13 23:43:20,171 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-13 23:43:20,172 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:43:20,172 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-13 23:43:20,172 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-13 23:43:20,172 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-13 23:43:20,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:43:20,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:43:20,174 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:43:20,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:43:20,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:43:20,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:43:20,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:43:20,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:43:20,175 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:43:20,175 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:43:20,175 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:43:20,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:43:20,176 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:43:20,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:43:20,176 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:43:20,177 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:43:20,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:43:20,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:43:20,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:43:20,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:43:20,178 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-13 23:43:20,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:43:20,178 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:43:20,178 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:43:20,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 23:43:20,179 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_d8d346a5-4759-4c98-b006-46fe50c6201f/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 -> 6e49a191cabfd71d7340679209e48adceb42bd85b144b2f37f9a8d5957262d2a [2024-11-13 23:43:20,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:43:20,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:43:20,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:43:20,604 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:43:20,605 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:43:20,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i Unable to find full path for "g++" [2024-11-13 23:43:22,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:43:23,145 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:43:23,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i [2024-11-13 23:43:23,163 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/data/d58ee9ffa/66f29cbdb8f1458cab855e19be1d48d8/FLAG9f8784195 [2024-11-13 23:43:23,310 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/data/d58ee9ffa/66f29cbdb8f1458cab855e19be1d48d8 [2024-11-13 23:43:23,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:43:23,316 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:43:23,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:43:23,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:43:23,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:43:23,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d84824a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23, skipping insertion in model container [2024-11-13 23:43:23,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,367 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:43:23,567 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_d8d346a5-4759-4c98-b006-46fe50c6201f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i[916,929] [2024-11-13 23:43:23,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:43:23,701 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:43:23,715 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_d8d346a5-4759-4c98-b006-46fe50c6201f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i[916,929] [2024-11-13 23:43:23,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:43:23,781 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:43:23,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23 WrapperNode [2024-11-13 23:43:23,782 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:43:23,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:43:23,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:43:23,784 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:43:23,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,800 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,837 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2024-11-13 23:43:23,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:43:23,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:43:23,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:43:23,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:43:23,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,858 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,861 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:43:23,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:43:23,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:43:23,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:43:23,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (1/1) ... [2024-11-13 23:43:23,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:43:23,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:43:23,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:43:23,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:43:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:43:23,979 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:43:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:43:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:43:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:43:23,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:43:24,084 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:43:24,086 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:43:24,493 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 23:43:24,493 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:43:24,756 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:43:24,756 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:43:24,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:24 BoogieIcfgContainer [2024-11-13 23:43:24,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:43:24,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:43:24,762 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:43:24,768 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:43:24,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:43:23" (1/3) ... [2024-11-13 23:43:24,771 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e21e6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:43:24, skipping insertion in model container [2024-11-13 23:43:24,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:23" (2/3) ... [2024-11-13 23:43:24,771 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e21e6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:43:24, skipping insertion in model container [2024-11-13 23:43:24,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:24" (3/3) ... [2024-11-13 23:43:24,773 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-7.i [2024-11-13 23:43:24,793 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:43:24,795 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-7.i that has 2 procedures, 49 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:43:24,861 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:43:24,875 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;@2c0b0a46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:43:24,875 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:43:24,880 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 23:43:24,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 23:43:24,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:43:24,892 INFO L215 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:43:24,892 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:43:24,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:43:24,898 INFO L85 PathProgramCache]: Analyzing trace with hash 436146532, now seen corresponding path program 1 times [2024-11-13 23:43:24,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-13 23:43:24,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533269616] [2024-11-13 23:43:24,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:43:24,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:43:25,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:43:25,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:43:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:43:25,778 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-13 23:43:25,780 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 23:43:25,782 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 23:43:25,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 23:43:25,793 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 23:43:25,916 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 23:43:25,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 11:43:25 BoogieIcfgContainer [2024-11-13 23:43:25,919 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 23:43:25,920 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:43:25,921 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:43:25,921 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:43:25,921 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:24" (3/4) ... [2024-11-13 23:43:25,924 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:43:25,924 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:43:25,926 INFO L158 Benchmark]: Toolchain (without parser) took 2610.19ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 64.8MB in the end (delta: 36.2MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2024-11-13 23:43:25,926 INFO L158 Benchmark]: CDTParser took 1.78ms. Allocated memory is still 167.8MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:43:25,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.00ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 86.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:43:25,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.46ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 83.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:43:25,927 INFO L158 Benchmark]: Boogie Preprocessor took 54.75ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 82.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:43:25,927 INFO L158 Benchmark]: RCFGBuilder took 863.61ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 47.4MB in the end (delta: 35.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:43:25,928 INFO L158 Benchmark]: TraceAbstraction took 1159.77ms. Allocated memory is still 142.6MB. Free memory was 47.0MB in the beginning and 64.9MB in the end (delta: -17.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:43:25,928 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 142.6MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:43:25,931 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78ms. Allocated memory is still 167.8MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.00ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 86.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.46ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 83.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.75ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 82.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 863.61ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 47.4MB in the end (delta: 35.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1159.77ms. Allocated memory is still 142.6MB. Free memory was 47.0MB in the beginning and 64.9MB in the end (delta: -17.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 142.6MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 120, overapproximation of someBinaryFLOATComparisonOperation at line 124, overapproximation of someBinaryFLOATComparisonOperation at line 126, overapproximation of someBinaryFLOATComparisonOperation at line 88, overapproximation of someBinaryFLOATComparisonOperation at line 90, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of someBinaryFLOATComparisonOperation at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 49, overapproximation of someBinaryArithmeticFLOAToperation at line 76, overapproximation of someUnaryFLOAToperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] float var_1_2 = 200.875; [L24] float var_1_3 = 100.25; [L25] float var_1_4 = 99999999.34; [L26] unsigned short int var_1_5 = 10; [L27] unsigned short int var_1_6 = 8; [L28] unsigned long int var_1_7 = 25; [L29] unsigned char var_1_8 = 0; [L30] signed long int var_1_9 = -16; [L31] unsigned short int var_1_10 = 25; [L32] unsigned short int var_1_11 = 10000; [L33] signed short int var_1_12 = -32; [L34] signed char var_1_13 = 4; [L35] signed char var_1_14 = 25; [L36] signed short int var_1_15 = -16; [L37] signed short int var_1_16 = 100; [L38] signed short int var_1_17 = 8; [L39] float var_1_18 = 5.8; [L40] float var_1_19 = 0.19999999999999996; [L41] float var_1_20 = 1.5; [L42] float var_1_21 = 10000000.5; [L43] float var_1_22 = 4.5; [L44] float var_1_23 = 4.25; [L45] signed short int var_1_24 = -16; [L135] isInitial = 1 [L136] FCALL initially() [L137] COND TRUE 1 [L138] FCALL updateLastVariables() [L139] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_float() [L88] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L89] var_1_3 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L91] var_1_4 = __VERIFIER_nondet_float() [L92] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L93] var_1_5 = __VERIFIER_nondet_ushort() [L94] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L95] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L96] var_1_6 = __VERIFIER_nondet_ushort() [L97] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_7=25, var_1_8=0, var_1_9=-16] [L98] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L99] var_1_8 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_9=-16] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_9=-16] [L101] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L102] var_1_11 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L104] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L105] var_1_13 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L107] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L108] var_1_14 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L110] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L111] var_1_16 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L113] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L114] var_1_17 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L116] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L117] var_1_19 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L119] var_1_20 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L121] var_1_21 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L123] var_1_22 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L125] var_1_23 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=0, var_1_14=0, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=-16] [L139] RET updateVariables() [L140] CALL step() [L49] COND FALSE !(var_1_2 <= (var_1_3 - var_1_4)) [L52] var_1_1 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) [L54] COND FALSE !(\read(var_1_8)) [L59] var_1_9 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) [L60] signed long int stepLocal_1 = 10; [L61] signed long int stepLocal_0 = 56016 - var_1_11; [L62] COND FALSE !(var_1_6 < stepLocal_1) [L67] COND FALSE !((var_1_13 - var_1_14) > (var_1_7 + var_1_11)) [L72] var_1_12 = var_1_14 [L74] var_1_15 = (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4)))) [L75] COND FALSE !(var_1_4 > var_1_2) [L78] COND FALSE !(! ((var_1_17 - var_1_11) < 128)) [L81] var_1_18 = ((((((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) < ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))) ? (((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) : ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))))))) [L84] var_1_24 = 16 [L140] RET step() [L141] CALL, EXPR property() [L131-L132] return ((((((((var_1_2 <= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && (var_1_8 ? ((var_1_5 < 16) ? (var_1_7 == ((unsigned long int) (var_1_6 + var_1_1))) : 1) : 1)) && (var_1_9 == ((signed long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && ((var_1_6 < 10) ? ((var_1_5 < (56016 - var_1_11)) ? (var_1_10 == ((unsigned short int) var_1_5)) : 1) : 1)) && (((var_1_13 - var_1_14) > (var_1_7 + var_1_11)) ? ((! var_1_8) ? (var_1_12 == ((signed short int) var_1_13)) : 1) : (var_1_12 == ((signed short int) var_1_14)))) && (var_1_15 == ((signed short int) (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4))))))) && ((var_1_4 > var_1_2) ? (var_1_18 == ((float) (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21))) : ((! ((var_1_17 - var_1_11) < 128)) ? (var_1_18 == ((float) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_18 == ((float) ((((((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) < ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))) ? (((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) : ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))))))))) && (var_1_24 == ((signed short int) 16)) ; [L141] RET, EXPR property() [L141] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=5, var_1_18=39/4, var_1_19=39/4, var_1_1=25, var_1_20=39/4, var_1_21=39/4, var_1_23=39/4, var_1_24=16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=25] [L19] reach_error() VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=0, var_1_17=5, var_1_18=39/4, var_1_19=39/4, var_1_1=25, var_1_20=39/4, var_1_21=39/4, var_1_23=39/4, var_1_24=16, var_1_5=25, var_1_6=24, var_1_7=25, var_1_8=0, var_1_9=25] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 24, 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=49occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 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 [2024-11-13 23:43:25,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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_d8d346a5-4759-4c98-b006-46fe50c6201f/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 6e49a191cabfd71d7340679209e48adceb42bd85b144b2f37f9a8d5957262d2a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:43:28,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:43:29,073 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-13 23:43:29,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:43:29,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:43:29,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:43:29,114 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:43:29,114 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:43:29,115 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:43:29,115 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:43:29,115 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:43:29,116 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:43:29,116 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:43:29,116 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:43:29,116 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:43:29,118 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:43:29,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:43:29,119 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:43:29,120 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:43:29,120 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:43:29,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:43:29,120 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:43:29,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:43:29,120 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 23:43:29,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:43:29,120 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:43:29,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:43:29,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:43:29,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:43:29,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:43:29,121 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:43:29,121 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:43:29,121 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:43:29,121 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:43:29,122 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_d8d346a5-4759-4c98-b006-46fe50c6201f/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 -> 6e49a191cabfd71d7340679209e48adceb42bd85b144b2f37f9a8d5957262d2a [2024-11-13 23:43:29,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:43:29,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:43:29,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:43:29,544 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:43:29,545 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:43:29,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i Unable to find full path for "g++" [2024-11-13 23:43:31,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:43:31,994 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:43:31,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i [2024-11-13 23:43:32,008 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/data/a73b7d761/abdd1f842cfc45b098b74ba922853e95/FLAG413444dbf [2024-11-13 23:43:32,242 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/data/a73b7d761/abdd1f842cfc45b098b74ba922853e95 [2024-11-13 23:43:32,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:43:32,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:43:32,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:43:32,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:43:32,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:43:32,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e5fc8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32, skipping insertion in model container [2024-11-13 23:43:32,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,296 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:43:32,497 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_d8d346a5-4759-4c98-b006-46fe50c6201f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i[916,929] [2024-11-13 23:43:32,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:43:32,648 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:43:32,664 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_d8d346a5-4759-4c98-b006-46fe50c6201f/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i[916,929] [2024-11-13 23:43:32,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:43:32,730 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:43:32,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32 WrapperNode [2024-11-13 23:43:32,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:43:32,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:43:32,733 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:43:32,733 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:43:32,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,805 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152 [2024-11-13 23:43:32,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:43:32,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:43:32,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:43:32,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:43:32,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,871 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:43:32,872 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:43:32,872 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:43:32,872 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:43:32,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (1/1) ... [2024-11-13 23:43:32,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:43:32,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:43:32,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:43:32,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:43:32,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:43:32,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:43:32,954 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:43:32,954 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:43:32,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:43:32,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:43:33,065 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:43:33,067 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:43:34,776 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 23:43:34,779 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:43:34,792 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:43:34,793 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:43:34,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:34 BoogieIcfgContainer [2024-11-13 23:43:34,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:43:34,797 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:43:34,797 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:43:34,826 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:43:34,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:43:32" (1/3) ... [2024-11-13 23:43:34,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d06339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:43:34, skipping insertion in model container [2024-11-13 23:43:34,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:43:32" (2/3) ... [2024-11-13 23:43:34,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d06339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:43:34, skipping insertion in model container [2024-11-13 23:43:34,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:43:34" (3/3) ... [2024-11-13 23:43:34,831 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-7.i [2024-11-13 23:43:34,849 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:43:34,851 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-7.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:43:34,921 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:43:34,936 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;@98f65e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:43:34,936 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:43:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 23:43:34,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 23:43:34,954 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:43:34,955 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:43:34,956 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:43:34,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:43:34,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1762127040, now seen corresponding path program 1 times [2024-11-13 23:43:34,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:43:34,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [206638621] [2024-11-13 23:43:34,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:43:34,972 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 [2024-11-13 23:43:34,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:43:34,975 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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) [2024-11-13 23:43:34,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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 [2024-11-13 23:43:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:43:35,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:43:35,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:43:35,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2024-11-13 23:43:35,535 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:43:35,535 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:43:35,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [206638621] [2024-11-13 23:43:35,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [206638621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:43:35,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:43:35,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 23:43:35,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129141201] [2024-11-13 23:43:35,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:43:35,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 23:43:35,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:43:35,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 23:43:35,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:43:35,580 INFO L87 Difference]: Start difference. First operand has 71 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-13 23:43:35,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:43:35,629 INFO L93 Difference]: Finished difference Result 135 states and 230 transitions. [2024-11-13 23:43:35,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 23:43:35,631 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 153 [2024-11-13 23:43:35,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:43:35,640 INFO L225 Difference]: With dead ends: 135 [2024-11-13 23:43:35,641 INFO L226 Difference]: Without dead ends: 67 [2024-11-13 23:43:35,646 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:43:35,652 INFO L432 NwaCegarLoop]: 99 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, 99 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 [2024-11-13 23:43:35,654 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 23:43:35,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-13 23:43:35,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-13 23:43:35,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 41 states have internal predecessors, (51), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 23:43:35,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 99 transitions. [2024-11-13 23:43:35,718 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 99 transitions. Word has length 153 [2024-11-13 23:43:35,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:43:35,720 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 99 transitions. [2024-11-13 23:43:35,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-13 23:43:35,721 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2024-11-13 23:43:35,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 23:43:35,725 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:43:35,725 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:43:35,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-13 23:43:35,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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 [2024-11-13 23:43:35,926 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:43:35,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:43:35,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1832069456, now seen corresponding path program 1 times [2024-11-13 23:43:35,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:43:35,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1203269105] [2024-11-13 23:43:35,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:43:35,929 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 23:43:35,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:43:35,931 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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) [2024-11-13 23:43:35,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8d346a5-4759-4c98-b006-46fe50c6201f/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 [2024-11-13 23:43:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:43:36,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 23:43:36,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:45:30,475 WARN L286 SmtUtils]: Spent 30.92s on a formula simplification that was a NOOP. DAG size: 106 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:46:46,899 WARN L286 SmtUtils]: Spent 29.44s on a formula simplification that was a NOOP. DAG size: 109 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)