./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje --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 48b84c810dc81e233762ce531d915460d5e6807867e2f658b3cc3e59c91122d6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:19:53,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:19:53,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:19:53,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:19:53,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:19:53,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:19:53,328 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:19:53,329 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:19:53,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:19:53,330 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:19:53,330 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:19:53,331 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:19:53,331 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:19:53,334 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:19:53,335 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:19:53,335 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:19:53,335 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:19:53,336 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:19:53,336 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:19:53,337 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:19:53,337 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:19:53,338 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:19:53,339 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:19:53,339 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:19:53,340 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:19:53,340 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:19:53,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:19:53,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:19:53,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:19:53,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:19:53,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:19:53,346 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:19:53,347 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:19:53,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:19:53,348 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:19:53,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:19:53,348 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:19:53,349 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:19:53,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:19:53,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:19:53,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:19:53,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:19:53,357 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:19:53,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:19:53,357 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:19:53,358 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:19:53,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:19:53,358 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_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48b84c810dc81e233762ce531d915460d5e6807867e2f658b3cc3e59c91122d6 [2024-11-09 06:19:53,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:19:53,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:19:53,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:19:53,706 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:19:53,707 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:19:53,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i Unable to find full path for "g++" [2024-11-09 06:19:56,208 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:19:56,493 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:19:56,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i [2024-11-09 06:19:56,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/data/1b1113fca/2f95ca9e3a224b059a896f03c0dcf379/FLAGf634b7791 [2024-11-09 06:19:56,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/data/1b1113fca/2f95ca9e3a224b059a896f03c0dcf379 [2024-11-09 06:19:56,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:19:56,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:19:56,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:19:56,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:19:56,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:19:56,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:19:56" (1/1) ... [2024-11-09 06:19:56,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3837108b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:56, skipping insertion in model container [2024-11-09 06:19:56,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:19:56" (1/1) ... [2024-11-09 06:19:56,609 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:19:56,829 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i[916,929] [2024-11-09 06:19:56,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:19:56,978 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:19:56,998 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i[916,929] [2024-11-09 06:19:57,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:19:57,094 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:19:57,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57 WrapperNode [2024-11-09 06:19:57,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:19:57,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:19:57,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:19:57,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:19:57,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,179 INFO L138 Inliner]: procedures = 30, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 505 [2024-11-09 06:19:57,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:19:57,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:19:57,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:19:57,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:19:57,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:19:57,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:19:57,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:19:57,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:19:57,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (1/1) ... [2024-11-09 06:19:57,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:19:57,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:19:57,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:19:57,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:19:57,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:19:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 06:19:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-09 06:19:57,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:19:57,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 06:19:57,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 06:19:57,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:19:57,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:19:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:19:57,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:19:57,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:19:57,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:19:57,670 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:19:57,672 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:19:58,607 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-09 06:19:58,608 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:19:59,351 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:19:59,351 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:19:59,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:19:59 BoogieIcfgContainer [2024-11-09 06:19:59,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:19:59,355 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:19:59,355 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:19:59,359 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:19:59,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:19:56" (1/3) ... [2024-11-09 06:19:59,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ecf124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:19:59, skipping insertion in model container [2024-11-09 06:19:59,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:19:57" (2/3) ... [2024-11-09 06:19:59,361 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ecf124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:19:59, skipping insertion in model container [2024-11-09 06:19:59,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:19:59" (3/3) ... [2024-11-09 06:19:59,363 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-60.i [2024-11-09 06:19:59,384 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:19:59,384 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:19:59,466 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:19:59,475 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@53c1d544, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:19:59,477 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:19:59,482 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:19:59,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 06:19:59,494 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:19:59,496 INFO L215 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:19:59,496 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:19:59,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:19:59,503 INFO L85 PathProgramCache]: Analyzing trace with hash -816209939, now seen corresponding path program 1 times [2024-11-09 06:19:59,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:19:59,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331587374] [2024-11-09 06:19:59,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:19:59,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:20:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:20:00,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:20:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:20:01,112 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:20:01,115 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:20:01,117 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:20:01,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:20:01,127 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:20:01,207 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:20:01,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:20:01 BoogieIcfgContainer [2024-11-09 06:20:01,210 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:20:01,211 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:20:01,211 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:20:01,212 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:20:01,212 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:19:59" (3/4) ... [2024-11-09 06:20:01,215 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:20:01,217 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:20:01,219 INFO L158 Benchmark]: Toolchain (without parser) took 4667.65ms. Allocated memory was 153.1MB in the beginning and 203.4MB in the end (delta: 50.3MB). Free memory was 112.7MB in the beginning and 103.3MB in the end (delta: 9.4MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2024-11-09 06:20:01,219 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:20:01,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.33ms. Allocated memory is still 153.1MB. Free memory was 112.7MB in the beginning and 94.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 06:20:01,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.69ms. Allocated memory is still 153.1MB. Free memory was 94.2MB in the beginning and 90.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:20:01,221 INFO L158 Benchmark]: Boogie Preprocessor took 118.54ms. Allocated memory is still 153.1MB. Free memory was 90.1MB in the beginning and 87.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:20:01,222 INFO L158 Benchmark]: RCFGBuilder took 2052.05ms. Allocated memory is still 153.1MB. Free memory was 86.6MB in the beginning and 104.1MB in the end (delta: -17.6MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2024-11-09 06:20:01,223 INFO L158 Benchmark]: TraceAbstraction took 1855.77ms. Allocated memory was 153.1MB in the beginning and 203.4MB in the end (delta: 50.3MB). Free memory was 103.1MB in the beginning and 103.3MB in the end (delta: -191.2kB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2024-11-09 06:20:01,223 INFO L158 Benchmark]: Witness Printer took 6.21ms. Allocated memory is still 203.4MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:20:01,227 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.33ms. Allocated memory is still 153.1MB. Free memory was 112.7MB in the beginning and 94.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.69ms. Allocated memory is still 153.1MB. Free memory was 94.2MB in the beginning and 90.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.54ms. Allocated memory is still 153.1MB. Free memory was 90.1MB in the beginning and 87.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2052.05ms. Allocated memory is still 153.1MB. Free memory was 86.6MB in the beginning and 104.1MB in the end (delta: -17.6MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1855.77ms. Allocated memory was 153.1MB in the beginning and 203.4MB in the end (delta: 50.3MB). Free memory was 103.1MB in the beginning and 103.3MB in the end (delta: -191.2kB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. * Witness Printer took 6.21ms. Allocated memory is still 203.4MB. Free memory is still 103.3MB. 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 80, overapproximation of someBinaryArithmeticDOUBLEoperation at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryArithmeticFLOAToperation at line 75. Possible FailurePath: [L40] unsigned char isInitial = 0; [L41-L58] struct WrapperStruct00 WrapperStruct00 = { 9999.6, 64.25, 31.2, 1, 2, 10, 5.8, 1, 1, 64.8, 32.902, 10.5, 4.4, 999.375, 2.5, 8.6 }; [L59] float last_1_WrapperStruct00_var_1_16 = 8.6; [L124] isInitial = 1 [L125] FCALL initially() [L126] COND TRUE 1 [L127] CALL updateLastVariables() [L117] EXPR WrapperStruct00.var_1_16 [L117] last_1_WrapperStruct00_var_1_16 = WrapperStruct00.var_1_16 [L127] RET updateLastVariables() [L128] CALL updateVariables() [L89] WrapperStruct00.var_1_2 = __VERIFIER_nondet_double() [L90] EXPR WrapperStruct00.var_1_2 [L90] EXPR WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F [L90] EXPR (WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) [L90] EXPR WrapperStruct00.var_1_2 [L90] EXPR WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F [L90] EXPR WrapperStruct00.var_1_2 [L90] EXPR WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F [L90] EXPR (WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L90] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L91] WrapperStruct00.var_1_3 = __VERIFIER_nondet_double() [L92] EXPR WrapperStruct00.var_1_3 [L92] EXPR WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F [L92] EXPR WrapperStruct00.var_1_3 [L92] EXPR WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F [L92] EXPR (WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L92] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L93] WrapperStruct00.var_1_5 = __VERIFIER_nondet_uchar() [L94] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L95] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 255) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 255) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L96] WrapperStruct00.var_1_6 = __VERIFIER_nondet_long() [L97] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= -2147483648) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= -2147483648) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L98] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L99] WrapperStruct00.var_1_8 = __VERIFIER_nondet_uchar() [L100] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L101] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L102] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L103] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L104] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L105] WrapperStruct00.var_1_10 = __VERIFIER_nondet_float() [L106] EXPR WrapperStruct00.var_1_10 [L106] EXPR WrapperStruct00.var_1_10 >= 0.0F && WrapperStruct00.var_1_10 <= -1.0e-20F [L106] EXPR (WrapperStruct00.var_1_10 >= 0.0F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) [L106] EXPR WrapperStruct00.var_1_10 [L106] EXPR WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F [L106] EXPR WrapperStruct00.var_1_10 [L106] EXPR WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F [L106] EXPR (WrapperStruct00.var_1_10 >= 0.0F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L106] CALL assume_abort_if_not((WrapperStruct00.var_1_10 >= 0.0F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not((WrapperStruct00.var_1_10 >= 0.0F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L107] WrapperStruct00.var_1_11 = __VERIFIER_nondet_float() [L108] EXPR WrapperStruct00.var_1_11 [L108] EXPR WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F [L108] EXPR WrapperStruct00.var_1_11 [L108] EXPR WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F [L108] EXPR (WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L108] CALL assume_abort_if_not((WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not((WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L109] WrapperStruct00.var_1_12 = __VERIFIER_nondet_float() [L110] EXPR WrapperStruct00.var_1_12 [L110] EXPR WrapperStruct00.var_1_12 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_12 <= -1.0e-20F [L110] EXPR (WrapperStruct00.var_1_12 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F ) [L110] EXPR WrapperStruct00.var_1_12 [L110] EXPR WrapperStruct00.var_1_12 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F [L110] EXPR WrapperStruct00.var_1_12 [L110] EXPR WrapperStruct00.var_1_12 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F [L110] EXPR (WrapperStruct00.var_1_12 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L110] CALL assume_abort_if_not((WrapperStruct00.var_1_12 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((WrapperStruct00.var_1_12 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L111] WrapperStruct00.var_1_13 = __VERIFIER_nondet_float() [L112] EXPR WrapperStruct00.var_1_13 [L112] EXPR WrapperStruct00.var_1_13 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F [L112] EXPR (WrapperStruct00.var_1_13 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) [L112] EXPR WrapperStruct00.var_1_13 [L112] EXPR WrapperStruct00.var_1_13 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F [L112] EXPR WrapperStruct00.var_1_13 [L112] EXPR WrapperStruct00.var_1_13 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F [L112] EXPR (WrapperStruct00.var_1_13 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L112] CALL assume_abort_if_not((WrapperStruct00.var_1_13 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((WrapperStruct00.var_1_13 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L113] WrapperStruct00.var_1_14 = __VERIFIER_nondet_float() [L114] EXPR WrapperStruct00.var_1_14 [L114] EXPR WrapperStruct00.var_1_14 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L114] EXPR WrapperStruct00.var_1_14 [L114] EXPR WrapperStruct00.var_1_14 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L114] EXPR (WrapperStruct00.var_1_14 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L114] CALL assume_abort_if_not((WrapperStruct00.var_1_14 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((WrapperStruct00.var_1_14 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L128] RET updateVariables() [L129] CALL step() [L63] EXPR WrapperStruct00.var_1_2 [L63] EXPR WrapperStruct00.var_1_3 [L63] WrapperStruct00.var_1_1 = (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3) [L64] EXPR WrapperStruct00.var_1_5 [L64] EXPR WrapperStruct00.var_1_6 [L64] COND TRUE (- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6 [L65] EXPR WrapperStruct00.var_1_6 [L65] EXPR WrapperStruct00.var_1_5 [L65] COND FALSE !(WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) [L73] EXPR WrapperStruct00.var_1_9 [L73] unsigned char stepLocal_0 = WrapperStruct00.var_1_9; [L74] EXPR WrapperStruct00.var_1_8 [L74] COND TRUE WrapperStruct00.var_1_8 && stepLocal_0 [L75] EXPR WrapperStruct00.var_1_10 [L75] EXPR WrapperStruct00.var_1_11 [L75] EXPR WrapperStruct00.var_1_12 [L75] EXPR WrapperStruct00.var_1_13 [L75] EXPR WrapperStruct00.var_1_14 [L75] WrapperStruct00.var_1_7 = ((WrapperStruct00.var_1_10 - WrapperStruct00.var_1_11) + (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))) [L77] WrapperStruct00.var_1_15 = 500.25 [L78] EXPR WrapperStruct00.var_1_2 [L78] COND FALSE !(WrapperStruct00.var_1_2 > last_1_WrapperStruct00_var_1_16) [L85] EXPR WrapperStruct00.var_1_12 [L85] WrapperStruct00.var_1_16 = WrapperStruct00.var_1_12 [L129] RET step() [L130] CALL, EXPR property() [L120] EXPR WrapperStruct00.var_1_1 [L120] EXPR WrapperStruct00.var_1_2 [L120] EXPR WrapperStruct00.var_1_3 [L120] EXPR (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && (((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1) [L120] EXPR WrapperStruct00.var_1_5 [L120] EXPR WrapperStruct00.var_1_6 [L120] EXPR ((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1 [L120] EXPR WrapperStruct00.var_1_6 [L120] EXPR WrapperStruct00.var_1_5 [L120] EXPR (WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1 [L120] EXPR ((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1 [L120] EXPR (WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && (((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1) [L120] EXPR ((WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && (((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1)) && ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9) ? (WrapperStruct00.var_1_7 == ((float) ((WrapperStruct00.var_1_10 - WrapperStruct00.var_1_11) + (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))))) : 1) [L120] EXPR WrapperStruct00.var_1_8 [L120] EXPR WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9 [L120] EXPR WrapperStruct00.var_1_9 [L120] EXPR WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9 [L120] EXPR (WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9) ? (WrapperStruct00.var_1_7 == ((float) ((WrapperStruct00.var_1_10 - WrapperStruct00.var_1_11) + (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))))) : 1 [L120] EXPR WrapperStruct00.var_1_7 [L120] EXPR WrapperStruct00.var_1_10 [L120] EXPR WrapperStruct00.var_1_11 [L120] EXPR WrapperStruct00.var_1_12 [L120] EXPR WrapperStruct00.var_1_13 [L120] EXPR WrapperStruct00.var_1_14 [L120] EXPR (WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9) ? (WrapperStruct00.var_1_7 == ((float) ((WrapperStruct00.var_1_10 - WrapperStruct00.var_1_11) + (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))))) : 1 [L120] EXPR ((WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && (((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1)) && ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9) ? (WrapperStruct00.var_1_7 == ((float) ((WrapperStruct00.var_1_10 - WrapperStruct00.var_1_11) + (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))))) : 1) [L120] EXPR (((WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && (((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1)) && ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9) ? (WrapperStruct00.var_1_7 == ((float) ((WrapperStruct00.var_1_10 - WrapperStruct00.var_1_11) + (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))))) : 1)) && (WrapperStruct00.var_1_15 == ((double) 500.25)) [L120] EXPR ((((WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && (((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1)) && ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9) ? (WrapperStruct00.var_1_7 == ((float) ((WrapperStruct00.var_1_10 - WrapperStruct00.var_1_11) + (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))))) : 1)) && (WrapperStruct00.var_1_15 == ((double) 500.25))) && ((WrapperStruct00.var_1_2 > last_1_WrapperStruct00_var_1_16) ? (WrapperStruct00.var_1_9 ? ((WrapperStruct00.var_1_3 <= ((((last_1_WrapperStruct00_var_1_16) < (WrapperStruct00.var_1_11)) ? (last_1_WrapperStruct00_var_1_16) : (WrapperStruct00.var_1_11)))) ? (WrapperStruct00.var_1_16 == ((float) (WrapperStruct00.var_1_14 + WrapperStruct00.var_1_11))) : 1) : 1) : (WrapperStruct00.var_1_16 == ((float) WrapperStruct00.var_1_12))) [L120-L121] return ((((WrapperStruct00.var_1_1 == ((double) (WrapperStruct00.var_1_2 - WrapperStruct00.var_1_3))) && (((- WrapperStruct00.var_1_5) >= WrapperStruct00.var_1_6) ? ((WrapperStruct00.var_1_6 > WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_3 == WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_4 == ((signed long int) (256 - (WrapperStruct00.var_1_5 + 5)))) : (WrapperStruct00.var_1_4 == ((signed long int) WrapperStruct00.var_1_5))) : 1) : 1)) && ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_9) ? (WrapperStruct00.var_1_7 == ((float) ((WrapperStruct00.var_1_10 - WrapperStruct00.var_1_11) + (WrapperStruct00.var_1_12 + (WrapperStruct00.var_1_13 + WrapperStruct00.var_1_14))))) : 1)) && (WrapperStruct00.var_1_15 == ((double) 500.25))) && ((WrapperStruct00.var_1_2 > last_1_WrapperStruct00_var_1_16) ? (WrapperStruct00.var_1_9 ? ((WrapperStruct00.var_1_3 <= ((((last_1_WrapperStruct00_var_1_16) < (WrapperStruct00.var_1_11)) ? (last_1_WrapperStruct00_var_1_16) : (WrapperStruct00.var_1_11)))) ? (WrapperStruct00.var_1_16 == ((float) (WrapperStruct00.var_1_14 + WrapperStruct00.var_1_11))) : 1) : 1) : (WrapperStruct00.var_1_16 == ((float) WrapperStruct00.var_1_12))) ; [L130] RET, EXPR property() [L130] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_16=43/5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 15, 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=39occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 06:20:01,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje --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 48b84c810dc81e233762ce531d915460d5e6807867e2f658b3cc3e59c91122d6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:20:04,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:20:04,395 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:20:04,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:20:04,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:20:04,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:20:04,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:20:04,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:20:04,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:20:04,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:20:04,436 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:20:04,437 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:20:04,438 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:20:04,438 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:20:04,439 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:20:04,439 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:20:04,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:20:04,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:20:04,441 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:20:04,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:20:04,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:20:04,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:20:04,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:20:04,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:20:04,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:20:04,445 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:20:04,446 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:20:04,446 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:20:04,447 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:20:04,447 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:20:04,448 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:20:04,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:20:04,449 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:20:04,449 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:20:04,450 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:20:04,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:20:04,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:20:04,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:20:04,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:20:04,452 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:20:04,453 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:20:04,453 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:20:04,454 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:20:04,454 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48b84c810dc81e233762ce531d915460d5e6807867e2f658b3cc3e59c91122d6 [2024-11-09 06:20:05,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:20:05,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:20:05,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:20:05,048 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:20:05,049 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:20:05,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i Unable to find full path for "g++" [2024-11-09 06:20:07,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:20:07,897 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:20:07,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i [2024-11-09 06:20:07,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/data/0fe24f02a/a7cf12eab1b942bba55d5916130e9df3/FLAG27a264ddf [2024-11-09 06:20:08,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/data/0fe24f02a/a7cf12eab1b942bba55d5916130e9df3 [2024-11-09 06:20:08,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:20:08,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:20:08,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:20:08,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:20:08,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:20:08,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:08,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dbb32d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08, skipping insertion in model container [2024-11-09 06:20:08,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:08,207 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:20:08,496 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i[916,929] [2024-11-09 06:20:08,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:20:08,634 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:20:08,654 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-60.i[916,929] [2024-11-09 06:20:08,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:20:08,796 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:20:08,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08 WrapperNode [2024-11-09 06:20:08,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:20:08,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:20:08,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:20:08,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:20:08,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:08,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:08,969 INFO L138 Inliner]: procedures = 37, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 503 [2024-11-09 06:20:08,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:20:08,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:20:08,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:20:08,975 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:20:09,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,090 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,116 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:20:09,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:20:09,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:20:09,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:20:09,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (1/1) ... [2024-11-09 06:20:09,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:20:09,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:20:09,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:20:09,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:20:09,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:20:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 06:20:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-09 06:20:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 06:20:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 06:20:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:20:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 06:20:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 06:20:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-09 06:20:09,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 06:20:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-09 06:20:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:20:09,212 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:20:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-09 06:20:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:20:09,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:20:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 06:20:09,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 06:20:09,423 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:20:09,426 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:20:16,460 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-09 06:20:16,461 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:20:16,497 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:20:16,497 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:20:16,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:20:16 BoogieIcfgContainer [2024-11-09 06:20:16,498 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:20:16,501 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:20:16,501 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:20:16,504 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:20:16,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:20:08" (1/3) ... [2024-11-09 06:20:16,506 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78de0ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:20:16, skipping insertion in model container [2024-11-09 06:20:16,506 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:20:08" (2/3) ... [2024-11-09 06:20:16,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78de0ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:20:16, skipping insertion in model container [2024-11-09 06:20:16,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:20:16" (3/3) ... [2024-11-09 06:20:16,509 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-60.i [2024-11-09 06:20:16,530 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:20:16,530 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:20:16,610 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:20:16,618 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@702749d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:20:16,619 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:20:16,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 119 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:20:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 06:20:16,651 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:20:16,652 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:20:16,653 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:20:16,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:20:16,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1785236286, now seen corresponding path program 1 times [2024-11-09 06:20:16,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:20:16,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2003348110] [2024-11-09 06:20:16,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:16,688 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:16,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:20:16,690 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:20:16,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 06:20:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:17,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:20:17,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-09 06:20:17,925 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:20:17,926 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:20:17,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2003348110] [2024-11-09 06:20:17,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2003348110] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:20:17,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:20:17,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:20:17,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164683186] [2024-11-09 06:20:17,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:20:17,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:20:17,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:20:17,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:20:17,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:20:17,973 INFO L87 Difference]: Start difference. First operand has 119 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:20:18,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:20:18,040 INFO L93 Difference]: Finished difference Result 231 states and 365 transitions. [2024-11-09 06:20:18,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:20:18,045 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-09 06:20:18,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:20:18,058 INFO L225 Difference]: With dead ends: 231 [2024-11-09 06:20:18,059 INFO L226 Difference]: Without dead ends: 115 [2024-11-09 06:20:18,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:20:18,073 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:20:18,074 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:20:18,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-09 06:20:18,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-09 06:20:18,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 98 states have (on average 1.4387755102040816) internal successors, (141), 98 states have internal predecessors, (141), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:20:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 171 transitions. [2024-11-09 06:20:18,151 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 171 transitions. Word has length 134 [2024-11-09 06:20:18,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:20:18,152 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 171 transitions. [2024-11-09 06:20:18,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:20:18,152 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 171 transitions. [2024-11-09 06:20:18,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 06:20:18,156 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:20:18,157 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:20:18,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-09 06:20:18,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:18,358 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:20:18,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:20:18,359 INFO L85 PathProgramCache]: Analyzing trace with hash 206100812, now seen corresponding path program 1 times [2024-11-09 06:20:18,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:20:18,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [787946594] [2024-11-09 06:20:18,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:18,362 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:18,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:20:18,366 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:20:18,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 06:20:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:19,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:20:19,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:19,499 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 06:20:19,500 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:20:19,500 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:20:19,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [787946594] [2024-11-09 06:20:19,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [787946594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:20:19,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:20:19,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:20:19,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039582612] [2024-11-09 06:20:19,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:20:19,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:20:19,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:20:19,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:20:19,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:20:19,506 INFO L87 Difference]: Start difference. First operand 115 states and 171 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:20:19,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:20:19,773 INFO L93 Difference]: Finished difference Result 229 states and 342 transitions. [2024-11-09 06:20:19,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:20:19,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-09 06:20:19,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:20:19,784 INFO L225 Difference]: With dead ends: 229 [2024-11-09 06:20:19,784 INFO L226 Difference]: Without dead ends: 117 [2024-11-09 06:20:19,786 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:20:19,787 INFO L432 NwaCegarLoop]: 169 mSDtfsCounter, 0 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:20:19,788 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 496 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 06:20:19,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-09 06:20:19,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-11-09 06:20:19,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 100 states have (on average 1.43) internal successors, (143), 100 states have internal predecessors, (143), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:20:19,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 173 transitions. [2024-11-09 06:20:19,812 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 173 transitions. Word has length 134 [2024-11-09 06:20:19,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:20:19,816 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 173 transitions. [2024-11-09 06:20:19,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:20:19,817 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 173 transitions. [2024-11-09 06:20:19,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 06:20:19,823 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:20:19,823 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:20:19,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/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)] Forceful destruction successful, exit code 0 [2024-11-09 06:20:20,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:20,024 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:20:20,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:20:20,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1298736014, now seen corresponding path program 1 times [2024-11-09 06:20:20,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:20:20,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1896808200] [2024-11-09 06:20:20,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:20,027 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:20,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:20:20,030 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:20:20,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 06:20:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:21,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:20:21,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:21,183 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:20:21,183 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:20:21,187 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:20:21,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1896808200] [2024-11-09 06:20:21,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1896808200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:20:21,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:20:21,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:20:21,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411080565] [2024-11-09 06:20:21,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:20:21,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:20:21,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:20:21,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:20:21,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:20:21,206 INFO L87 Difference]: Start difference. First operand 117 states and 173 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-09 06:20:21,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:20:21,703 INFO L93 Difference]: Finished difference Result 236 states and 350 transitions. [2024-11-09 06:20:21,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:20:21,707 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-09 06:20:21,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:20:21,710 INFO L225 Difference]: With dead ends: 236 [2024-11-09 06:20:21,713 INFO L226 Difference]: Without dead ends: 122 [2024-11-09 06:20:21,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:20:21,715 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 1 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:20:21,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 649 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 06:20:21,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-09 06:20:21,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 121. [2024-11-09 06:20:21,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 104 states have (on average 1.4134615384615385) internal successors, (147), 104 states have internal predecessors, (147), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:20:21,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2024-11-09 06:20:21,737 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 134 [2024-11-09 06:20:21,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:20:21,738 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2024-11-09 06:20:21,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-09 06:20:21,739 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2024-11-09 06:20:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-09 06:20:21,742 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:20:21,742 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:20:21,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 06:20:21,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:21,944 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:20:21,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:20:21,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1221223920, now seen corresponding path program 1 times [2024-11-09 06:20:21,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:20:21,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [684602261] [2024-11-09 06:20:21,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:21,946 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:21,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:20:21,954 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:20:21,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-09 06:20:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:22,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:20:22,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:23,176 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:20:23,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-09 06:20:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:20:23,270 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:20:23,271 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:20:23,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [684602261] [2024-11-09 06:20:23,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [684602261] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:20:23,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:20:23,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:20:23,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827639744] [2024-11-09 06:20:23,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:20:23,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:20:23,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:20:23,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:20:23,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:20:23,278 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-09 06:20:25,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:28,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:30,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:31,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:20:31,332 INFO L93 Difference]: Finished difference Result 240 states and 352 transitions. [2024-11-09 06:20:31,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:20:31,341 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-09 06:20:31,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:20:31,342 INFO L225 Difference]: With dead ends: 240 [2024-11-09 06:20:31,343 INFO L226 Difference]: Without dead ends: 122 [2024-11-09 06:20:31,343 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 06:20:31,348 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 166 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:20:31,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 452 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 225 Invalid, 1 Unknown, 0 Unchecked, 7.9s Time] [2024-11-09 06:20:31,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-09 06:20:31,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 121. [2024-11-09 06:20:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 104 states have (on average 1.4038461538461537) internal successors, (146), 104 states have internal predecessors, (146), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:20:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 176 transitions. [2024-11-09 06:20:31,376 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 176 transitions. Word has length 134 [2024-11-09 06:20:31,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:20:31,376 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 176 transitions. [2024-11-09 06:20:31,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-09 06:20:31,377 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 176 transitions. [2024-11-09 06:20:31,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-09 06:20:31,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:20:31,384 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:20:31,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-09 06:20:31,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:31,585 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:20:31,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:20:31,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1394761590, now seen corresponding path program 1 times [2024-11-09 06:20:31,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:20:31,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1945518425] [2024-11-09 06:20:31,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:31,587 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:31,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:20:31,588 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:20:31,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 06:20:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:32,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:20:32,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:32,828 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:20:32,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-09 06:20:32,895 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 06:20:32,895 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:20:32,895 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:20:32,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1945518425] [2024-11-09 06:20:32,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1945518425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:20:32,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:20:32,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:20:32,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302906884] [2024-11-09 06:20:32,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:20:32,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:20:32,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:20:32,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:20:32,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:20:32,899 INFO L87 Difference]: Start difference. First operand 121 states and 176 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:20:34,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:37,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:39,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:42,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:20:42,338 INFO L93 Difference]: Finished difference Result 239 states and 349 transitions. [2024-11-09 06:20:42,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:20:42,348 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 136 [2024-11-09 06:20:42,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:20:42,350 INFO L225 Difference]: With dead ends: 239 [2024-11-09 06:20:42,350 INFO L226 Difference]: Without dead ends: 121 [2024-11-09 06:20:42,351 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 06:20:42,352 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 154 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:20:42,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 446 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 223 Invalid, 2 Unknown, 0 Unchecked, 9.3s Time] [2024-11-09 06:20:42,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-09 06:20:42,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2024-11-09 06:20:42,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 102 states have (on average 1.4019607843137254) internal successors, (143), 102 states have internal predecessors, (143), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:20:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 173 transitions. [2024-11-09 06:20:42,364 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 173 transitions. Word has length 136 [2024-11-09 06:20:42,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:20:42,365 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 173 transitions. [2024-11-09 06:20:42,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:20:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 173 transitions. [2024-11-09 06:20:42,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-09 06:20:42,368 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:20:42,368 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:20:42,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-09 06:20:42,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:42,569 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:20:42,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:20:42,572 INFO L85 PathProgramCache]: Analyzing trace with hash 206718862, now seen corresponding path program 1 times [2024-11-09 06:20:42,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:20:42,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059525789] [2024-11-09 06:20:42,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:42,573 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:20:42,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:20:42,580 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:20:42,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-09 06:20:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:43,536 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:20:43,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:43,864 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:20:43,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 172 treesize of output 64 [2024-11-09 06:20:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 06:20:44,040 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:20:44,645 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:20:44,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 1 [2024-11-09 06:20:44,659 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-09 06:20:44,659 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:20:44,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059525789] [2024-11-09 06:20:44,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059525789] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:20:44,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [91435951] [2024-11-09 06:20:44,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:44,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:20:44,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:20:44,665 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:20:44,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 06:20:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:47,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 06:20:47,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:48,413 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:20:48,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 227 treesize of output 83 [2024-11-09 06:20:48,462 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 06:20:48,462 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:20:49,916 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:20:49,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 1 [2024-11-09 06:20:49,930 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-09 06:20:49,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [91435951] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:20:49,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151344189] [2024-11-09 06:20:49,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:49,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:20:49,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:20:49,934 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:20:49,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-09 06:20:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:50,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:20:50,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:20:51,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-09 06:20:51,285 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-09 06:20:51,285 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:20:51,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [151344189] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:20:51,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 06:20:51,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-09 06:20:51,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159976232] [2024-11-09 06:20:51,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:20:51,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:20:51,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:20:51,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:20:51,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-09 06:20:51,288 INFO L87 Difference]: Start difference. First operand 119 states and 173 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:20:53,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:55,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:58,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:00,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:21:00,002 INFO L93 Difference]: Finished difference Result 236 states and 344 transitions. [2024-11-09 06:21:00,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:21:00,009 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 138 [2024-11-09 06:21:00,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:21:00,011 INFO L225 Difference]: With dead ends: 236 [2024-11-09 06:21:00,011 INFO L226 Difference]: Without dead ends: 120 [2024-11-09 06:21:00,012 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 688 GetRequests, 666 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2024-11-09 06:21:00,013 INFO L432 NwaCegarLoop]: 126 mSDtfsCounter, 121 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:21:00,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 441 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 227 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2024-11-09 06:21:00,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-09 06:21:00,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 119. [2024-11-09 06:21:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 102 states have (on average 1.392156862745098) internal successors, (142), 102 states have internal predecessors, (142), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:21:00,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 172 transitions. [2024-11-09 06:21:00,025 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 172 transitions. Word has length 138 [2024-11-09 06:21:00,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:21:00,026 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 172 transitions. [2024-11-09 06:21:00,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:21:00,027 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2024-11-09 06:21:00,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-09 06:21:00,029 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:21:00,029 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:21:00,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 06:21:00,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:00,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:00,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:21:00,631 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:21:00,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:21:00,632 INFO L85 PathProgramCache]: Analyzing trace with hash 139428212, now seen corresponding path program 1 times [2024-11-09 06:21:00,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:21:00,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187160212] [2024-11-09 06:21:00,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:00,633 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:21:00,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:21:00,638 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:21:00,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-09 06:21:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:01,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:21:01,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:21:01,815 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:01,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 172 treesize of output 64 [2024-11-09 06:21:01,986 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 06:21:01,986 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:21:02,615 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:02,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 1 [2024-11-09 06:21:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-09 06:21:02,627 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:21:02,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187160212] [2024-11-09 06:21:02,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187160212] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:21:02,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1522956376] [2024-11-09 06:21:02,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:02,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:21:02,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:21:02,631 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:21:02,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 06:21:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:05,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 06:21:05,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:21:06,406 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:06,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 227 treesize of output 83 [2024-11-09 06:21:06,462 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 06:21:06,462 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:21:07,667 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:07,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 1 [2024-11-09 06:21:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-09 06:21:07,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1522956376] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:21:07,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632571494] [2024-11-09 06:21:07,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:07,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:21:07,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:21:07,683 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:21:07,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-09 06:21:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:08,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:21:08,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:21:08,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-09 06:21:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-11-09 06:21:09,129 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:21:09,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1632571494] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:21:09,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 06:21:09,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-09 06:21:09,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605863937] [2024-11-09 06:21:09,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:21:09,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:21:09,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:21:09,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:21:09,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-09 06:21:09,133 INFO L87 Difference]: Start difference. First operand 119 states and 172 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:21:11,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:14,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:18,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:19,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:21:19,113 INFO L93 Difference]: Finished difference Result 236 states and 342 transitions. [2024-11-09 06:21:19,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:21:19,120 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 140 [2024-11-09 06:21:19,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:21:19,122 INFO L225 Difference]: With dead ends: 236 [2024-11-09 06:21:19,122 INFO L226 Difference]: Without dead ends: 120 [2024-11-09 06:21:19,123 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 698 GetRequests, 676 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2024-11-09 06:21:19,124 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 112 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-09 06:21:19,125 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 439 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 225 Invalid, 2 Unknown, 0 Unchecked, 9.8s Time] [2024-11-09 06:21:19,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-09 06:21:19,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 119. [2024-11-09 06:21:19,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 102 states have (on average 1.3823529411764706) internal successors, (141), 102 states have internal predecessors, (141), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:21:19,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 171 transitions. [2024-11-09 06:21:19,136 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 171 transitions. Word has length 140 [2024-11-09 06:21:19,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:21:19,137 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 171 transitions. [2024-11-09 06:21:19,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 06:21:19,138 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2024-11-09 06:21:19,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-09 06:21:19,140 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:21:19,140 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:21:19,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:19,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:19,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:19,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:21:19,741 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:21:19,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:21:19,742 INFO L85 PathProgramCache]: Analyzing trace with hash -2030307378, now seen corresponding path program 1 times [2024-11-09 06:21:19,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:21:19,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1611954698] [2024-11-09 06:21:19,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:19,743 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:21:19,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:21:19,744 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:21:19,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/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 (13)] Waiting until timeout for monitored process [2024-11-09 06:21:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:20,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:21:20,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:21:21,003 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:21,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 172 treesize of output 64 [2024-11-09 06:21:21,163 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 06:21:21,164 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:21:21,633 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:21,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 1 [2024-11-09 06:21:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-09 06:21:21,642 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:21:21,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1611954698] [2024-11-09 06:21:21,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1611954698] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:21:21,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1850086548] [2024-11-09 06:21:21,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:21,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:21:21,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:21:21,644 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:21:21,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 06:21:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:25,107 INFO L255 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 06:21:25,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:21:25,552 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:25,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 227 treesize of output 83 [2024-11-09 06:21:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 06:21:25,589 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:21:26,824 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:26,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 1 [2024-11-09 06:21:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-09 06:21:26,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1850086548] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:21:26,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246389856] [2024-11-09 06:21:26,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:26,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:21:26,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:21:26,838 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:21:26,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-09 06:21:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:27,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 06:21:27,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:21:28,098 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 06:21:28,098 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:21:28,419 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:21:28,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 1 [2024-11-09 06:21:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-09 06:21:28,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246389856] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:21:28,432 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 06:21:28,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 10, 9, 9, 8] total 21 [2024-11-09 06:21:28,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325763634] [2024-11-09 06:21:28,432 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 06:21:28,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-09 06:21:28,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:21:28,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-09 06:21:28,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2024-11-09 06:21:28,435 INFO L87 Difference]: Start difference. First operand 119 states and 171 transitions. Second operand has 21 states, 19 states have (on average 5.684210526315789) internal successors, (108), 20 states have internal predecessors, (108), 5 states have call successors, (30), 4 states have call predecessors, (30), 5 states have return successors, (30), 3 states have call predecessors, (30), 5 states have call successors, (30) [2024-11-09 06:21:30,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:32,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:34,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:36,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:38,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:40,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:42,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:44,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:46,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:51,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:55,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:56,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:21:56,314 INFO L93 Difference]: Finished difference Result 249 states and 355 transitions. [2024-11-09 06:21:56,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 06:21:56,321 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 5.684210526315789) internal successors, (108), 20 states have internal predecessors, (108), 5 states have call successors, (30), 4 states have call predecessors, (30), 5 states have return successors, (30), 3 states have call predecessors, (30), 5 states have call successors, (30) Word has length 142 [2024-11-09 06:21:56,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:21:56,323 INFO L225 Difference]: With dead ends: 249 [2024-11-09 06:21:56,323 INFO L226 Difference]: Without dead ends: 121 [2024-11-09 06:21:56,323 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 858 GetRequests, 826 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=208, Invalid=784, Unknown=0, NotChecked=0, Total=992 [2024-11-09 06:21:56,324 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 151 mSDsluCounter, 572 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 19 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 681 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:21:56,325 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 681 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 700 Invalid, 9 Unknown, 0 Unchecked, 27.2s Time] [2024-11-09 06:21:56,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-09 06:21:56,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2024-11-09 06:21:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 102 states have (on average 1.3627450980392157) internal successors, (139), 102 states have internal predecessors, (139), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-09 06:21:56,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 169 transitions. [2024-11-09 06:21:56,335 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 169 transitions. Word has length 142 [2024-11-09 06:21:56,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:21:56,336 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 169 transitions. [2024-11-09 06:21:56,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 5.684210526315789) internal successors, (108), 20 states have internal predecessors, (108), 5 states have call successors, (30), 4 states have call predecessors, (30), 5 states have return successors, (30), 3 states have call predecessors, (30), 5 states have call successors, (30) [2024-11-09 06:21:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 169 transitions. [2024-11-09 06:21:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-09 06:21:56,339 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:21:56,339 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:21:56,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-09 06:21:56,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:56,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/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 (13)] Forceful destruction successful, exit code 0 [2024-11-09 06:21:56,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:21:56,940 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:21:56,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:21:56,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1600649072, now seen corresponding path program 1 times [2024-11-09 06:21:56,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:21:56,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1747940] [2024-11-09 06:21:56,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:56,941 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:21:56,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:21:56,945 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:21:56,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/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 (16)] Waiting until timeout for monitored process [2024-11-09 06:28:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:28:45,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-09 06:28:45,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:28:45,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-09 06:28:45,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 47 [2024-11-09 06:28:45,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2024-11-09 06:28:47,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 77 [2024-11-09 06:28:52,469 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:28:52,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 255 treesize of output 131 [2024-11-09 06:28:54,448 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:28:54,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 140 [2024-11-09 06:28:55,918 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:28:55,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 140 [2024-11-09 06:28:57,309 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:28:57,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 140 [2024-11-09 06:28:59,205 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:28:59,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 140 [2024-11-09 06:29:00,939 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:29:00,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 140 [2024-11-09 06:29:02,776 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:29:02,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 140 [2024-11-09 06:29:04,234 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:29:04,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 140 [2024-11-09 06:29:05,276 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:29:05,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 140 [2024-11-09 06:29:06,591 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:29:06,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 347 treesize of output 194 [2024-11-09 06:29:20,789 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:29:20,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 271 treesize of output 159 [2024-11-09 06:29:34,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 257 treesize of output 182 [2024-11-09 06:29:47,681 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:29:47,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 336 treesize of output 212 [2024-11-09 06:30:03,417 WARN L286 SmtUtils]: Spent 7.20s on a formula simplification. DAG size of input: 96 DAG size of output: 95 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:30:03,529 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:30:03,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 557 treesize of output 205 [2024-11-09 06:30:11,158 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 30 proven. 78 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-09 06:30:11,158 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:31:56,008 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:31:56,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1747940] [2024-11-09 06:31:56,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1747940] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:31:56,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1638252866] [2024-11-09 06:31:56,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:31:56,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:31:56,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:31:56,010 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:31:56,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd2fbd9a-d5c6-4583-9b20-188ed92e01ff/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process