./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire --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 46fa2c1526666c86c8fac341fb455caf634ab26fc5b6c1d536e4265ec61942da --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:27:53,933 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:27:54,076 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:27:54,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:27:54,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:27:54,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:27:54,150 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:27:54,151 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:27:54,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:27:54,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:27:54,153 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:27:54,154 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:27:54,155 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:27:54,156 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:27:54,157 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:27:54,157 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:27:54,158 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:27:54,159 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:27:54,159 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:27:54,160 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:27:54,161 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:27:54,162 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:27:54,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:27:54,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:27:54,164 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:27:54,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:27:54,165 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:27:54,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:27:54,166 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:27:54,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:27:54,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:27:54,167 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:27:54,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:27:54,168 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:27:54,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:27:54,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:27:54,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:27:54,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:54,170 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:27:54,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:27:54,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:27:54,172 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:27:54,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:27:54,173 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:27:54,174 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:27:54,174 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:27:54,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:27:54,175 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46fa2c1526666c86c8fac341fb455caf634ab26fc5b6c1d536e4265ec61942da [2023-11-23 21:27:54,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:27:54,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:27:54,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:27:54,663 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:27:54,672 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:27:54,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i [2023-11-23 21:27:57,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:27:58,316 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:27:58,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i [2023-11-23 21:27:58,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/data/3a8b0153c/307d8b037a244bcd874a37f9977ef66d/FLAG72a2b0a98 [2023-11-23 21:27:58,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/data/3a8b0153c/307d8b037a244bcd874a37f9977ef66d [2023-11-23 21:27:58,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:27:58,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:27:58,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:58,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:27:58,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:27:58,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e26c9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58, skipping insertion in model container [2023-11-23 21:27:58,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,414 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:27:58,576 WARN L240 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_f844e253-710d-41dd-9502-65e8e9afe53c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i[918,931] [2023-11-23 21:27:58,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:58,691 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:27:58,705 WARN L240 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_f844e253-710d-41dd-9502-65e8e9afe53c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i[918,931] [2023-11-23 21:27:58,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:58,770 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:27:58,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58 WrapperNode [2023-11-23 21:27:58,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:58,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:58,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:27:58,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:27:58,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,881 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2023-11-23 21:27:58,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:58,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:27:58,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:27:58,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:27:58,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:27:58,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:27:58,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:27:58,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:27:58,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (1/1) ... [2023-11-23 21:27:58,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:59,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:59,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:27:59,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:27:59,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:27:59,092 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:27:59,092 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:27:59,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:27:59,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:27:59,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:27:59,239 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:27:59,242 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:27:59,847 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:00,229 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:00,229 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:00,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:00 BoogieIcfgContainer [2023-11-23 21:28:00,231 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:00,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:00,235 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:00,238 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:00,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:27:58" (1/3) ... [2023-11-23 21:28:00,240 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b1ec6e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:00, skipping insertion in model container [2023-11-23 21:28:00,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:58" (2/3) ... [2023-11-23 21:28:00,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b1ec6e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:00, skipping insertion in model container [2023-11-23 21:28:00,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:00" (3/3) ... [2023-11-23 21:28:00,242 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i [2023-11-23 21:28:00,264 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:00,264 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:00,334 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:00,344 INFO L357 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, mHoare=true, 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;@15664edd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:00,345 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:00,350 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:28:00,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 21:28:00,364 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:00,366 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:00,366 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:00,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:00,373 INFO L85 PathProgramCache]: Analyzing trace with hash 602771672, now seen corresponding path program 1 times [2023-11-23 21:28:00,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:00,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278404125] [2023-11-23 21:28:00,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:00,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:00,668 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:28:00,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1412009687] [2023-11-23 21:28:00,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:00,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:28:00,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:00,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:28:00,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:28:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:01,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:28:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:01,561 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:28:01,564 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:28:01,565 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:28:01,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:01,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:28:01,785 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:28:01,794 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:01,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:01 BoogieIcfgContainer [2023-11-23 21:28:01,963 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:01,964 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:01,964 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:01,964 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:01,965 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:00" (3/4) ... [2023-11-23 21:28:01,968 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:28:01,969 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:01,970 INFO L158 Benchmark]: Toolchain (without parser) took 3603.79ms. Allocated memory is still 180.4MB. Free memory was 152.3MB in the beginning and 120.7MB in the end (delta: 31.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2023-11-23 21:28:01,971 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 136.3MB. Free memory was 111.3MB in the beginning and 111.2MB in the end (delta: 76.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:01,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.55ms. Allocated memory is still 180.4MB. Free memory was 152.1MB in the beginning and 140.0MB in the end (delta: 12.1MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-11-23 21:28:01,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.01ms. Allocated memory is still 180.4MB. Free memory was 140.0MB in the beginning and 135.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:28:01,973 INFO L158 Benchmark]: Boogie Preprocessor took 88.06ms. Allocated memory is still 180.4MB. Free memory was 135.8MB in the beginning and 133.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:01,974 INFO L158 Benchmark]: RCFGBuilder took 1260.84ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 99.1MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 21:28:01,974 INFO L158 Benchmark]: TraceAbstraction took 1729.23ms. Allocated memory is still 180.4MB. Free memory was 98.2MB in the beginning and 121.7MB in the end (delta: -23.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:01,975 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 120.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:01,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 136.3MB. Free memory was 111.3MB in the beginning and 111.2MB in the end (delta: 76.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.55ms. Allocated memory is still 180.4MB. Free memory was 152.1MB in the beginning and 140.0MB in the end (delta: 12.1MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.01ms. Allocated memory is still 180.4MB. Free memory was 140.0MB in the beginning and 135.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.06ms. Allocated memory is still 180.4MB. Free memory was 135.8MB in the beginning and 133.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1260.84ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 99.1MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1729.23ms. Allocated memory is still 180.4MB. Free memory was 98.2MB in the beginning and 121.7MB in the end (delta: -23.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 120.7MB in the end (delta: 1.0MB). 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 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 79, overapproximation of someUnaryDOUBLEoperation at line 79, overapproximation of bitwiseAnd at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryArithmeticFLOAToperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.95; [L23] float var_1_4 = 9999999.8; [L24] float var_1_5 = 8.6; [L25] unsigned long int var_1_6 = 10000; [L26] double var_1_8 = 64.5; [L27] float var_1_10 = 255.25; [L28] float var_1_11 = 7.5; [L29] float var_1_12 = 0.0; [L30] float var_1_13 = 64.8; [L31] double var_1_14 = 127.75; [L32] signed char var_1_15 = 8; [L33] signed char var_1_16 = 32; [L34] unsigned char var_1_17 = 0; [L35] unsigned char var_1_18 = 0; [L36] double var_1_19 = 2.25; [L37] unsigned char var_1_20 = 0; [L38] unsigned short int var_1_21 = 256; [L39] float var_1_22 = 256.5; [L40] float var_1_25 = 1.375; [L41] float var_1_26 = 10.25; [L42] signed char var_1_27 = -64; [L43] signed char var_1_30 = -10; [L44] unsigned long int var_1_31 = 8; [L45] double var_1_32 = 499.75; [L46] double var_1_34 = 25.1; [L47] double var_1_36 = 3.15; [L48] double var_1_37 = 16.5; [L49] unsigned char var_1_38 = 8; [L50] unsigned char var_1_39 = 1; [L51] float var_1_40 = 255.8; [L52] signed short int var_1_41 = 256; [L53] signed char var_1_42 = -32; [L54] unsigned long int last_1_var_1_6 = 10000; [L189] isInitial = 1 [L190] FCALL initially() [L191] COND TRUE 1 [L192] CALL updateLastVariables() [L182] last_1_var_1_6 = var_1_6 [L192] RET updateLastVariables() [L193] CALL updateVariables() [L138] var_1_4 = __VERIFIER_nondet_float() [L139] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L140] var_1_5 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L142] var_1_8 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L144] var_1_11 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L146] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L147] var_1_12 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L149] var_1_13 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L151] var_1_15 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L153] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L154] var_1_16 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L156] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L157] var_1_18 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L159] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_25=11/8, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L160] var_1_25 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_26=41/4, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L162] var_1_26 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L164] var_1_30 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_30 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_30 >= -127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L166] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_34=251/10, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L167] var_1_34 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L169] var_1_36 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_37=33/2, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L171] var_1_37 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=1, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L173] var_1_39 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L175] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=32, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=32, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L176] var_1_42 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_42 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=32, var_1_40=1279/5, var_1_41=256, var_1_42=-1, var_1_6=10000] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_42 >= -128) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=32, var_1_40=1279/5, var_1_41=256, var_1_42=-1, var_1_6=10000] [L178] CALL assume_abort_if_not(var_1_42 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=32, var_1_40=1279/5, var_1_41=256, var_1_42=-1, var_1_6=10000] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_42 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=32, var_1_40=1279/5, var_1_41=256, var_1_42=-1, var_1_6=10000] [L179] CALL assume_abort_if_not(var_1_42 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=32, var_1_40=1279/5, var_1_41=256, var_1_42=-1, var_1_6=10000] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_42 != 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_39=32, var_1_40=1279/5, var_1_41=256, var_1_42=-1, var_1_6=10000] [L193] RET updateVariables() [L194] CALL step() [L58] COND FALSE !((var_1_15 - ((((0) < (var_1_16)) ? (0) : (var_1_16)))) > last_1_var_1_6) [L61] COND FALSE !(var_1_6 < (~ var_1_30)) [L66] COND FALSE !((var_1_5 / var_1_11) >= (var_1_8 - var_1_4)) [L69] var_1_10 = 4.2f [L71] var_1_20 = var_1_16 [L72] COND TRUE var_1_25 == var_1_26 [L73] COND TRUE var_1_26 >= var_1_25 [L74] COND TRUE ! var_1_17 [L75] var_1_32 = (var_1_34 - ((((var_1_37) > (var_1_36)) ? (var_1_37) : (var_1_36)))) [L81] COND FALSE !(! (var_1_37 <= var_1_36)) [L84] EXPR (var_1_39 >> 4) & var_1_21 [L84] COND TRUE 128 != ((var_1_39 >> 4) & var_1_21) [L85] var_1_40 = ((((var_1_36) > (var_1_37)) ? (var_1_36) : (var_1_37))) [L87] var_1_21 = var_1_16 [L88] COND TRUE var_1_21 <= (var_1_16 * var_1_20) [L89] COND TRUE (var_1_5 + var_1_14) <= 127.025f [L90] var_1_17 = var_1_18 [L97] unsigned char stepLocal_0 = var_1_20 != var_1_20; [L98] COND FALSE !(\read(var_1_17)) [L109] var_1_6 = var_1_20 [L111] COND FALSE !(((var_1_14 + 127.75f) * var_1_25) < var_1_26) [L116] COND TRUE var_1_6 <= var_1_6 [L117] COND FALSE !(var_1_6 > var_1_6) [L120] var_1_1 = var_1_5 [L125] COND TRUE var_1_6 >= var_1_21 [L126] var_1_22 = (var_1_25 + var_1_26) [L128] COND FALSE !(var_1_1 < var_1_11) [L131] COND TRUE (var_1_6 / var_1_42) < var_1_20 [L132] var_1_41 = ((((((((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))) < 0 ) ? -((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))) : ((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))))) < 0 ) ? -(((((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))) < 0 ) ? -((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))) : ((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))))) : (((((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))) < 0 ) ? -((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))) : ((((var_1_30) > (var_1_21)) ? (var_1_30) : (var_1_21))))))) [L194] RET step() [L195] CALL, EXPR property() [L185-L186] return ((((((((var_1_6 <= var_1_6) ? ((var_1_6 > var_1_6) ? (var_1_1 == ((float) (var_1_4 - var_1_5))) : (var_1_1 == ((float) var_1_5))) : (var_1_1 == ((float) var_1_4))) && (var_1_17 ? ((((((var_1_14) > (((((var_1_5) > (199.78)) ? (var_1_5) : (199.78))))) ? (var_1_14) : (((((var_1_5) > (199.78)) ? (var_1_5) : (199.78)))))) != (var_1_4 - var_1_8)) ? (((var_1_20 != var_1_20) || var_1_17) ? (var_1_6 == ((unsigned long int) var_1_20)) : (var_1_6 == ((unsigned long int) 5u))) : (var_1_6 == ((unsigned long int) var_1_20))) : (var_1_6 == ((unsigned long int) var_1_20)))) && (((var_1_5 / var_1_11) >= (var_1_8 - var_1_4)) ? (var_1_10 == ((float) (((((var_1_5 - (var_1_12 - var_1_13))) < (var_1_4)) ? ((var_1_5 - (var_1_12 - var_1_13))) : (var_1_4))))) : (var_1_10 == ((float) 4.2f)))) && (((var_1_15 - ((((0) < (var_1_16)) ? (0) : (var_1_16)))) > last_1_var_1_6) ? (var_1_14 == ((double) var_1_12)) : 1)) && ((var_1_21 <= (var_1_16 * var_1_20)) ? (((var_1_5 + var_1_14) <= 127.025f) ? (var_1_17 == ((unsigned char) var_1_18)) : (var_1_17 == ((unsigned char) var_1_18))) : (var_1_17 == ((unsigned char) var_1_18)))) && ((var_1_1 < var_1_11) ? (var_1_19 == ((double) (var_1_13 - 256.4))) : 1)) && (var_1_20 == ((unsigned char) var_1_16))) && (var_1_21 == ((unsigned short int) var_1_16)) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_6=10000, var_1_10=21/5, var_1_12=0, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=2, var_1_20=1, var_1_21=1, var_1_22=0, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_36=3, var_1_37=0, var_1_38=8, var_1_39=32, var_1_40=3, var_1_41=1, var_1_42=-1, var_1_4=0, var_1_5=2, var_1_6=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_6=10000, var_1_10=21/5, var_1_12=0, var_1_14=511/4, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=2, var_1_20=1, var_1_21=1, var_1_22=0, var_1_27=-64, var_1_30=-1, var_1_31=8, var_1_32=1999/4, var_1_36=3, var_1_37=0, var_1_38=8, var_1_39=32, var_1_40=3, var_1_41=1, var_1_42=-1, var_1_4=0, var_1_5=2, var_1_6=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 25, 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=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 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 [2023-11-23 21:28:02,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire --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 46fa2c1526666c86c8fac341fb455caf634ab26fc5b6c1d536e4265ec61942da --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:04,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:05,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:28:05,006 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:05,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:05,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:05,037 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:05,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:05,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:05,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:05,040 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:05,041 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:05,042 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:05,042 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:05,043 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:05,044 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:05,045 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:05,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:05,046 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:05,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:05,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:05,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:05,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:05,050 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:05,051 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:28:05,051 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:28:05,052 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:28:05,053 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:05,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:05,054 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:05,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:05,055 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:28:05,055 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:05,056 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:05,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:05,057 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:05,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:05,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:05,058 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:28:05,058 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:05,058 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:05,059 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:05,059 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:05,059 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:05,060 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46fa2c1526666c86c8fac341fb455caf634ab26fc5b6c1d536e4265ec61942da [2023-11-23 21:28:05,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:05,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:05,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:05,541 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:05,541 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:05,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i [2023-11-23 21:28:08,760 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:09,046 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:09,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i [2023-11-23 21:28:09,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/data/42bf56437/3fcda8dfbeb843d6be5e013d7f6d06e8/FLAGecb05d567 [2023-11-23 21:28:09,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/data/42bf56437/3fcda8dfbeb843d6be5e013d7f6d06e8 [2023-11-23 21:28:09,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:09,080 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:09,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:09,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:09,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:09,088 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,090 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5149654f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09, skipping insertion in model container [2023-11-23 21:28:09,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,146 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:09,370 WARN L240 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_f844e253-710d-41dd-9502-65e8e9afe53c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i[918,931] [2023-11-23 21:28:09,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:09,504 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:09,527 WARN L240 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_f844e253-710d-41dd-9502-65e8e9afe53c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i[918,931] [2023-11-23 21:28:09,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:09,614 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:09,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09 WrapperNode [2023-11-23 21:28:09,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:09,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:09,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:09,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:09,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,691 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-23 21:28:09,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:09,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:09,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:09,693 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:09,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:09,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:09,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:09,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:09,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (1/1) ... [2023-11-23 21:28:09,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:09,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:09,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:09,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:09,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:10,034 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:10,039 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:25,294 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:25,338 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:25,339 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:25,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:25 BoogieIcfgContainer [2023-11-23 21:28:25,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:25,342 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:25,343 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:25,346 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:25,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:09" (1/3) ... [2023-11-23 21:28:25,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4138c23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:25, skipping insertion in model container [2023-11-23 21:28:25,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:09" (2/3) ... [2023-11-23 21:28:25,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4138c23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:25, skipping insertion in model container [2023-11-23 21:28:25,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:25" (3/3) ... [2023-11-23 21:28:25,350 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-2.i [2023-11-23 21:28:25,368 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:25,368 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:25,422 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:25,429 INFO L357 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, mHoare=true, 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;@49780b92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:25,430 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:25,435 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:28:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-23 21:28:25,460 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:25,461 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:25,462 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:25,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:25,472 INFO L85 PathProgramCache]: Analyzing trace with hash -957244640, now seen corresponding path program 1 times [2023-11-23 21:28:25,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:25,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1883785123] [2023-11-23 21:28:25,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:25,507 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 [2023-11-23 21:28:25,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:25,514 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:25,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:26,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:26,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2023-11-23 21:28:26,965 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:26,966 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:26,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1883785123] [2023-11-23 21:28:26,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1883785123] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:26,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:26,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:26,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488773276] [2023-11-23 21:28:26,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:26,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:26,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:27,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:27,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:27,029 INFO L87 Difference]: Start difference. First operand has 79 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:28:29,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:29,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:29,277 INFO L93 Difference]: Finished difference Result 155 states and 277 transitions. [2023-11-23 21:28:29,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:29,330 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 163 [2023-11-23 21:28:29,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:29,338 INFO L225 Difference]: With dead ends: 155 [2023-11-23 21:28:29,338 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 21:28:29,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:29,345 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:29,346 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:28:29,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 21:28:29,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 21:28:29,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:28:29,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-23 21:28:29,400 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 163 [2023-11-23 21:28:29,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:29,401 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-23 21:28:29,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:28:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-23 21:28:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 21:28:29,406 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:29,407 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:29,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:29,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:29,629 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:29,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:29,630 INFO L85 PathProgramCache]: Analyzing trace with hash 671105229, now seen corresponding path program 1 times [2023-11-23 21:28:29,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:29,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [865836903] [2023-11-23 21:28:29,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:29,631 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 [2023-11-23 21:28:29,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:29,633 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:29,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:30,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:28:30,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:32,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-23 21:28:32,445 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:28:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-23 21:28:34,072 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:34,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [865836903] [2023-11-23 21:28:34,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [865836903] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:28:34,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1466773073] [2023-11-23 21:28:34,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:34,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:34,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:28:34,080 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:28:34,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f844e253-710d-41dd-9502-65e8e9afe53c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:28:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:37,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-23 21:28:37,865 INFO L285 TraceCheckSpWp]: Computing forward predicates...