./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 7b6defe0b9b94287801e186cddcc573a9d00e287fbf1e67fd47f0f5d3f637169 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:13:31,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:13:31,367 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 01:13:31,375 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:13:31,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 01:13:31,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:13:31,416 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 01:13:31,416 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 01:13:31,417 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:13:31,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 01:13:31,419 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 01:13:31,420 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 01:13:31,421 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 01:13:31,421 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 01:13:31,423 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 01:13:31,424 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 01:13:31,424 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 01:13:31,425 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 01:13:31,425 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 01:13:31,426 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 01:13:31,426 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 01:13:31,431 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 01:13:31,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:13:31,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:13:31,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:13:31,433 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:13:31,433 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:13:31,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:13:31,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:13:31,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:13:31,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:13:31,436 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:13:31,449 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:13:31,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:13:31,450 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:13:31,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:13:31,451 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 01:13:31,451 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 01:13:31,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:13:31,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:13:31,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:13:31,453 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:13:31,453 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 01:13:31,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:13:31,454 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 01:13:31,454 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 01:13:31,454 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 01:13:31,454 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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b6defe0b9b94287801e186cddcc573a9d00e287fbf1e67fd47f0f5d3f637169 [2024-11-09 01:13:31,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:13:31,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:13:31,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:13:31,836 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:13:31,836 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:13:31,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i Unable to find full path for "g++" [2024-11-09 01:13:33,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:13:34,020 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:13:34,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i [2024-11-09 01:13:34,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/data/a0a733484/fbcdec9f9a6b4e2c8f8b2e2076f7dba6/FLAGbb7d0c438 [2024-11-09 01:13:34,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/data/a0a733484/fbcdec9f9a6b4e2c8f8b2e2076f7dba6 [2024-11-09 01:13:34,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:13:34,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:13:34,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:13:34,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:13:34,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:13:34,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:34,407 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f72cb42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34, skipping insertion in model container [2024-11-09 01:13:34,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:34,440 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:13:34,680 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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i[917,930] [2024-11-09 01:13:34,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:13:34,801 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:13:34,814 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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i[917,930] [2024-11-09 01:13:34,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:13:34,881 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:13:34,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34 WrapperNode [2024-11-09 01:13:34,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:13:34,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:13:34,883 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:13:34,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:13:34,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:34,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:34,955 INFO L138 Inliner]: procedures = 29, calls = 156, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 481 [2024-11-09 01:13:34,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:13:34,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:13:34,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:13:34,961 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:13:34,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:34,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:34,987 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:34,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:35,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:35,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:35,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:35,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:35,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:13:35,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:13:35,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:13:35,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:13:35,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (1/1) ... [2024-11-09 01:13:35,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:13:35,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:13:35,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 01:13:35,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 01:13:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:13:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 01:13:35,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 01:13:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 01:13:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 01:13:35,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 01:13:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:13:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:13:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:13:35,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:13:35,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:13:35,309 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:13:35,312 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:13:35,986 INFO L? ?]: Removed 108 outVars from TransFormulas that were not future-live. [2024-11-09 01:13:35,986 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:13:36,595 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:13:36,597 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:13:36,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:13:36 BoogieIcfgContainer [2024-11-09 01:13:36,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:13:36,601 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 01:13:36,602 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 01:13:36,606 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 01:13:36,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 01:13:34" (1/3) ... [2024-11-09 01:13:36,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569b642f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:13:36, skipping insertion in model container [2024-11-09 01:13:36,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:34" (2/3) ... [2024-11-09 01:13:36,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569b642f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:13:36, skipping insertion in model container [2024-11-09 01:13:36,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:13:36" (3/3) ... [2024-11-09 01:13:36,612 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-52.i [2024-11-09 01:13:36,633 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 01:13:36,633 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 01:13:36,719 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 01:13:36,726 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;@49b7bf1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 01:13:36,726 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 01:13:36,731 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:13:36,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 01:13:36,743 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:13:36,744 INFO L215 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:13:36,744 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:13:36,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:13:36,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1433857975, now seen corresponding path program 1 times [2024-11-09 01:13:36,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 01:13:36,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502766812] [2024-11-09 01:13:36,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:13:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:13:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:13:38,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [861340788] [2024-11-09 01:13:38,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:13:38,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:13:38,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:13:38,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:13:38,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 01:13:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:13:39,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:13:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:13:40,670 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 01:13:40,673 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 01:13:40,674 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 01:13:40,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 01:13:40,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 01:13:40,881 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 01:13:41,038 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 01:13:41,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 01:13:41 BoogieIcfgContainer [2024-11-09 01:13:41,041 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 01:13:41,045 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:13:41,046 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:13:41,046 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:13:41,046 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:13:36" (3/4) ... [2024-11-09 01:13:41,049 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 01:13:41,053 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:13:41,055 INFO L158 Benchmark]: Toolchain (without parser) took 6661.26ms. Allocated memory was 130.0MB in the beginning and 207.6MB in the end (delta: 77.6MB). Free memory was 66.6MB in the beginning and 92.0MB in the end (delta: -25.5MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2024-11-09 01:13:41,056 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:13:41,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.45ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 66.4MB in the beginning and 129.7MB in the end (delta: -63.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-11-09 01:13:41,058 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.03ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 125.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 01:13:41,059 INFO L158 Benchmark]: Boogie Preprocessor took 78.60ms. Allocated memory is still 167.8MB. Free memory was 125.9MB in the beginning and 123.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 01:13:41,060 INFO L158 Benchmark]: RCFGBuilder took 1558.56ms. Allocated memory was 167.8MB in the beginning and 207.6MB in the end (delta: 39.8MB). Free memory was 122.5MB in the beginning and 154.7MB in the end (delta: -32.2MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2024-11-09 01:13:41,060 INFO L158 Benchmark]: TraceAbstraction took 4439.94ms. Allocated memory is still 207.6MB. Free memory was 153.7MB in the beginning and 92.0MB in the end (delta: 61.7MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2024-11-09 01:13:41,063 INFO L158 Benchmark]: Witness Printer took 7.72ms. Allocated memory is still 207.6MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:13:41,066 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 130.0MB. Free memory was 103.6MB in the beginning and 103.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.45ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 66.4MB in the beginning and 129.7MB in the end (delta: -63.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.03ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 125.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.60ms. Allocated memory is still 167.8MB. Free memory was 125.9MB in the beginning and 123.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1558.56ms. Allocated memory was 167.8MB in the beginning and 207.6MB in the end (delta: 39.8MB). Free memory was 122.5MB in the beginning and 154.7MB in the end (delta: -32.2MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4439.94ms. Allocated memory is still 207.6MB. Free memory was 153.7MB in the beginning and 92.0MB in the end (delta: 61.7MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * Witness Printer took 7.72ms. Allocated memory is still 207.6MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of shiftLeft at line 74, overapproximation of someBinaryArithmeticDOUBLEoperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[5] = { 0, 1, 0, 0, 1 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer = &(BOOL_unsigned_char_Array_0[1]); [L27] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer = &(BOOL_unsigned_char_Array_0[2]); [L28] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer = &(BOOL_unsigned_char_Array_0[3]); [L29] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer = &(BOOL_unsigned_char_Array_0[4]); [L30-L32] double double_Array_0[5] = { 0.0, 31.1, 25.7, 256.5, 256.6 }; [L33] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0]); [L34] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1]); [L35] double* double_Array_0_arraydouble_Array_0arrayVar2_Pointer = &(double_Array_0[2]); [L36] double* double_Array_0_arraydouble_Array_0arrayVar3_Pointer = &(double_Array_0[3]); [L37] double* double_Array_0_arraydouble_Array_0arrayVar4_Pointer = &(double_Array_0[4]); [L38-L40] signed short int signed_short_int_Array_0[3] = { -1, 32, -4 }; [L41] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer = &(signed_short_int_Array_0[0]); [L42] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer = &(signed_short_int_Array_0[1]); [L43] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer = &(signed_short_int_Array_0[2]); [L44-L46] unsigned char unsigned_char_Array_0[1] = { 16 }; [L47] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L48-L50] unsigned long int unsigned_long_int_Array_0[1] = { 8 }; [L51] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer = &(unsigned_long_int_Array_0[0]); [L117] isInitial = 1 [L118] FCALL initially() [L119] COND TRUE 1 [L120] FCALL updateLastVariables() [L121] CALL updateVariables() [L80] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L81] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L82] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L82] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L83] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L84] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L84] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L85] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L85] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L86] BOOL_unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L87] EXPR BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L87] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L88] EXPR BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L88] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L89] BOOL_unsigned_char_Array_0[3] = __VERIFIER_nondet_uchar() [L90] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L90] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L91] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L91] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L92] double_Array_0[0] = __VERIFIER_nondet_double() [L93] EXPR double_Array_0[0] [L93] EXPR double_Array_0[0] >= 4611686.018427382800e+12F && double_Array_0[0] <= -1.0e-20F [L93] EXPR (double_Array_0[0] >= 4611686.018427382800e+12F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) [L93] EXPR double_Array_0[0] [L93] EXPR double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F [L93] EXPR double_Array_0[0] [L93] EXPR double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F [L93] EXPR (double_Array_0[0] >= 4611686.018427382800e+12F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L93] CALL assume_abort_if_not((double_Array_0[0] >= 4611686.018427382800e+12F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not((double_Array_0[0] >= 4611686.018427382800e+12F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L94] double_Array_0[1] = __VERIFIER_nondet_double() [L95] EXPR double_Array_0[1] [L95] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F [L95] EXPR double_Array_0[1] [L95] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F [L95] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L95] CALL assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L96] double_Array_0[3] = __VERIFIER_nondet_double() [L97] EXPR double_Array_0[3] [L97] EXPR double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F [L97] EXPR (double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F ) [L97] EXPR double_Array_0[3] [L97] EXPR double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F [L97] EXPR double_Array_0[3] [L97] EXPR double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F [L97] EXPR (double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L97] CALL assume_abort_if_not((double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((double_Array_0[3] >= 0.0F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L98] double_Array_0[4] = __VERIFIER_nondet_double() [L99] EXPR double_Array_0[4] [L99] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F [L99] EXPR double_Array_0[4] [L99] EXPR double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F [L99] EXPR (double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L99] CALL assume_abort_if_not((double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((double_Array_0[4] >= 0.0F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 9223372.036854765600e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L100] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L101] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L101] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L102] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L102] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L103] signed_short_int_Array_0[1] = __VERIFIER_nondet_short() [L104] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L104] CALL assume_abort_if_not(signed_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(signed_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L105] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L105] CALL assume_abort_if_not(signed_short_int_Array_0[1] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(signed_short_int_Array_0[1] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L106] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L107] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L107] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L108] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L108] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 30) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 30) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L121] RET updateVariables() [L122] CALL step() [L55] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L55] signed short int stepLocal_0 = (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)); [L56] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L56] COND TRUE stepLocal_0 > (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / -256) * 32) [L57] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer) [L57] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer))) [L60] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer) [L60] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) [L65] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) [L65] COND TRUE (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) [L66] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar3_Pointer) [L66] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L66] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L66] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar4_Pointer) [L66] EXPR ((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) > ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) ? (((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer))) [L66] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar4_Pointer) [L66] EXPR ((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) > ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) ? (((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer))) [L66] (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) = ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) > ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) ? (((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))) [L68] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L68] COND TRUE (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) < 63.75 [L69] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L69] (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) = (10 - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) [L73] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L73] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L73] COND TRUE ! ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) < (127.125 / (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) [L74] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer) [L74] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L74] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L74] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L74] EXPR -2 << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L74] COND TRUE (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) <= (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) * (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) + (-2 << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) [L75] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L75] (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) = (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) [L122] RET step() [L123] CALL, EXPR property() [L113] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L113] EXPR ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) < 63.75) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (10 - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (4 + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))) [L113] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer) [L113] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L113] EXPR ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) < 63.75) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (10 - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (4 + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))) [L113] EXPR (((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) < 63.75) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (10 - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (4 + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) > (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / -256) * 32)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (! ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))))) [L113] EXPR ((((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) < 63.75) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (10 - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (4 + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) > (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / -256) * 32)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (! ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) > ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) ? (((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))))) : 1) [L113] EXPR (((((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) < 63.75) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (10 - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (4 + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) > (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / -256) * 32)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (! ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) > ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) ? (((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))))) : 1)) && ((! ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) < (127.125 / (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))))) ? (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) <= (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) * (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) + (-2 << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : 1) : 1) [L113-L114] return (((((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) < 63.75) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (10 - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) == ((signed short int) (4 + (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) > (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) / -256) * 32)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (! ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) - ((((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) > ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) ? (((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : ((*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))))))) : 1)) && ((! ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) < (127.125 / (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))))) ? (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) <= (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) * (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))) + (-2 << (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : 1) : 1) ; [L123] RET, EXPR property() [L123] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, signed_short_int_Array_0={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={6:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={6:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={6:4}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_long_int_Array_0={8:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 1, TraceHistogramMax: 18, 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=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 01:13:41,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 7b6defe0b9b94287801e186cddcc573a9d00e287fbf1e67fd47f0f5d3f637169 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:13:43,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:13:43,659 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 01:13:43,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:13:43,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 01:13:43,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:13:43,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 01:13:43,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 01:13:43,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:13:43,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 01:13:43,718 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 01:13:43,719 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 01:13:43,719 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 01:13:43,724 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 01:13:43,724 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 01:13:43,725 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 01:13:43,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:13:43,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:13:43,726 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:13:43,726 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:13:43,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:13:43,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:13:43,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:13:43,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:13:43,730 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:13:43,730 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:13:43,730 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:13:43,731 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:13:43,731 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:13:43,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:13:43,732 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:13:43,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:13:43,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 01:13:43,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 01:13:43,735 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 01:13:43,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:13:43,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:13:43,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:13:43,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:13:43,736 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:13:43,737 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:13:43,738 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 01:13:43,738 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 01:13:43,740 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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b6defe0b9b94287801e186cddcc573a9d00e287fbf1e67fd47f0f5d3f637169 [2024-11-09 01:13:44,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:13:44,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:13:44,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:13:44,177 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:13:44,178 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:13:44,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i Unable to find full path for "g++" [2024-11-09 01:13:46,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:13:46,557 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:13:46,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i [2024-11-09 01:13:46,569 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/data/f6209935a/c09b3d2bfd0b4124a3a9f4655e598206/FLAGf695f10d5 [2024-11-09 01:13:46,582 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/data/f6209935a/c09b3d2bfd0b4124a3a9f4655e598206 [2024-11-09 01:13:46,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:13:46,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:13:46,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:13:46,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:13:46,593 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:13:46,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:13:46" (1/1) ... [2024-11-09 01:13:46,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5873cc2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:46, skipping insertion in model container [2024-11-09 01:13:46,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:13:46" (1/1) ... [2024-11-09 01:13:46,632 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:13:46,825 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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i[917,930] [2024-11-09 01:13:46,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:13:46,930 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:13:46,944 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_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-52.i[917,930] [2024-11-09 01:13:46,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:13:47,025 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:13:47,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47 WrapperNode [2024-11-09 01:13:47,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:13:47,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:13:47,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:13:47,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:13:47,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,060 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,106 INFO L138 Inliner]: procedures = 36, calls = 156, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 465 [2024-11-09 01:13:47,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:13:47,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:13:47,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:13:47,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:13:47,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:13:47,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:13:47,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:13:47,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:13:47,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (1/1) ... [2024-11-09 01:13:47,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:13:47,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:13:47,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 01:13:47,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 01:13:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:13:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 01:13:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 01:13:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 01:13:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-09 01:13:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:13:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 01:13:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-09 01:13:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 01:13:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 01:13:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:13:47,248 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:13:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:13:47,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:13:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 01:13:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 01:13:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 01:13:47,414 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:13:47,417 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:13:58,647 INFO L? ?]: Removed 108 outVars from TransFormulas that were not future-live. [2024-11-09 01:13:58,648 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:13:58,667 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:13:58,667 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:13:58,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:13:58 BoogieIcfgContainer [2024-11-09 01:13:58,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:13:58,670 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 01:13:58,670 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 01:13:58,673 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 01:13:58,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 01:13:46" (1/3) ... [2024-11-09 01:13:58,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@621a421b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:13:58, skipping insertion in model container [2024-11-09 01:13:58,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:13:47" (2/3) ... [2024-11-09 01:13:58,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@621a421b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:13:58, skipping insertion in model container [2024-11-09 01:13:58,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:13:58" (3/3) ... [2024-11-09 01:13:58,677 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-52.i [2024-11-09 01:13:58,697 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 01:13:58,697 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 01:13:58,762 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 01:13:58,770 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;@51453304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 01:13:58,770 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 01:13:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 90 states have (on average 1.4) internal successors, (126), 91 states have internal predecessors, (126), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:13:58,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-09 01:13:58,789 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:13:58,790 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:13:58,791 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:13:58,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:13:58,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1241675124, now seen corresponding path program 1 times [2024-11-09 01:13:58,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:13:58,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [151951575] [2024-11-09 01:13:58,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:13:58,816 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 01:13:58,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:13:58,821 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:13:58,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:13:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:14:00,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 01:14:00,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:14:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-09 01:14:00,102 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:14:00,102 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:14:00,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [151951575] [2024-11-09 01:14:00,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [151951575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:14:00,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:14:00,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 01:14:00,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517675983] [2024-11-09 01:14:00,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:14:00,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 01:14:00,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:14:00,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 01:14:00,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 01:14:00,166 INFO L87 Difference]: Start difference. First operand has 111 states, 90 states have (on average 1.4) internal successors, (126), 91 states have internal predecessors, (126), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:14:00,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:14:00,239 INFO L93 Difference]: Finished difference Result 215 states and 336 transitions. [2024-11-09 01:14:00,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 01:14:00,241 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 145 [2024-11-09 01:14:00,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:14:00,249 INFO L225 Difference]: With dead ends: 215 [2024-11-09 01:14:00,249 INFO L226 Difference]: Without dead ends: 107 [2024-11-09 01:14:00,253 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 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 01:14:00,256 INFO L432 NwaCegarLoop]: 155 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, 155 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 01:14:00,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 01:14:00,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-09 01:14:00,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2024-11-09 01:14:00,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 87 states have (on average 1.367816091954023) internal successors, (119), 87 states have internal predecessors, (119), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:14:00,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2024-11-09 01:14:00,308 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 145 [2024-11-09 01:14:00,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:14:00,309 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2024-11-09 01:14:00,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:14:00,310 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2024-11-09 01:14:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-09 01:14:00,314 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:14:00,314 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:14:00,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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)] Ended with exit code 0 [2024-11-09 01:14:00,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:00,515 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:14:00,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:14:00,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1792100824, now seen corresponding path program 1 times [2024-11-09 01:14:00,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:14:00,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [528035653] [2024-11-09 01:14:00,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:14:00,518 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 01:14:00,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:14:00,522 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:00,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:14:01,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 01:14:01,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:14:01,903 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-11-09 01:14:01,903 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:14:01,904 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:14:01,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [528035653] [2024-11-09 01:14:01,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [528035653] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:14:01,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:14:01,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 01:14:01,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340805081] [2024-11-09 01:14:01,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:14:01,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 01:14:01,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:14:01,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 01:14:01,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 01:14:01,911 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:14:02,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:14:02,096 INFO L93 Difference]: Finished difference Result 213 states and 310 transitions. [2024-11-09 01:14:02,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 01:14:02,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 145 [2024-11-09 01:14:02,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:14:02,099 INFO L225 Difference]: With dead ends: 213 [2024-11-09 01:14:02,099 INFO L226 Difference]: Without dead ends: 109 [2024-11-09 01:14:02,100 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 01:14:02,101 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 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 01:14:02,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 01:14:02,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-09 01:14:02,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-09 01:14:02,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 89 states have (on average 1.3595505617977528) internal successors, (121), 89 states have internal predecessors, (121), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:14:02,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 157 transitions. [2024-11-09 01:14:02,116 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 157 transitions. Word has length 145 [2024-11-09 01:14:02,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:14:02,118 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 157 transitions. [2024-11-09 01:14:02,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:14:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 157 transitions. [2024-11-09 01:14:02,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-09 01:14:02,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:14:02,122 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:14:02,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:02,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:02,323 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:14:02,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:14:02,324 INFO L85 PathProgramCache]: Analyzing trace with hash 467244630, now seen corresponding path program 1 times [2024-11-09 01:14:02,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:14:02,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1614568171] [2024-11-09 01:14:02,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:14:02,326 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 01:14:02,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:14:02,329 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:02,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:14:03,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 01:14:03,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:14:04,707 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:14:04,708 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 157 treesize of output 67 [2024-11-09 01:14:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-09 01:14:04,917 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:14:04,917 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:14:04,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1614568171] [2024-11-09 01:14:04,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1614568171] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:14:04,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:14:04,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 01:14:04,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561048870] [2024-11-09 01:14:04,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:14:04,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 01:14:04,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:14:04,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 01:14:04,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 01:14:04,924 INFO L87 Difference]: Start difference. First operand 109 states and 157 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:14:07,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:10,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:12,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:14,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:16,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:18,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:20,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:24,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:26,193 WARN L539 Checker$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 01:14:27,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:29,945 WARN L539 Checker$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 01:14:32,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:34,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:35,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:35,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:14:35,424 INFO L93 Difference]: Finished difference Result 216 states and 312 transitions. [2024-11-09 01:14:35,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 01:14:35,427 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 145 [2024-11-09 01:14:35,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:14:35,429 INFO L225 Difference]: With dead ends: 216 [2024-11-09 01:14:35,429 INFO L226 Difference]: Without dead ends: 110 [2024-11-09 01:14:35,430 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 01:14:35,431 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 123 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.2s IncrementalHoareTripleChecker+Time [2024-11-09 01:14:35,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 409 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 195 Invalid, 10 Unknown, 0 Unchecked, 30.2s Time] [2024-11-09 01:14:35,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-09 01:14:35,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-09 01:14:35,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 89 states have (on average 1.348314606741573) internal successors, (120), 89 states have internal predecessors, (120), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:14:35,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 156 transitions. [2024-11-09 01:14:35,445 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 156 transitions. Word has length 145 [2024-11-09 01:14:35,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:14:35,446 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 156 transitions. [2024-11-09 01:14:35,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:14:35,447 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 156 transitions. [2024-11-09 01:14:35,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-09 01:14:35,449 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:14:35,449 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:14:35,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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)] Forceful destruction successful, exit code 0 [2024-11-09 01:14:35,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:35,651 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:14:35,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:14:35,651 INFO L85 PathProgramCache]: Analyzing trace with hash -222372048, now seen corresponding path program 1 times [2024-11-09 01:14:35,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:14:35,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [170834894] [2024-11-09 01:14:35,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:14:35,653 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 01:14:35,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:14:35,657 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:35,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:14:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:14:36,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 01:14:36,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:14:37,859 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:14:37,860 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 01:14:38,040 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-11-09 01:14:38,040 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:14:38,040 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:14:38,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [170834894] [2024-11-09 01:14:38,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [170834894] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:14:38,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:14:38,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 01:14:38,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044742083] [2024-11-09 01:14:38,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:14:38,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 01:14:38,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:14:38,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 01:14:38,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 01:14:38,043 INFO L87 Difference]: Start difference. First operand 109 states and 156 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:14:40,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:43,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:45,424 WARN L539 Checker$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 01:14:50,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:52,873 WARN L539 Checker$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 01:14:54,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:56,889 WARN L539 Checker$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 01:14:59,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:01,100 WARN L539 Checker$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 01:15:02,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:03,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:15:03,157 INFO L93 Difference]: Finished difference Result 215 states and 309 transitions. [2024-11-09 01:15:03,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 01:15:03,159 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 147 [2024-11-09 01:15:03,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:15:03,161 INFO L225 Difference]: With dead ends: 215 [2024-11-09 01:15:03,161 INFO L226 Difference]: Without dead ends: 109 [2024-11-09 01:15:03,163 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 01:15:03,164 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 114 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.9s IncrementalHoareTripleChecker+Time [2024-11-09 01:15:03,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 405 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 194 Invalid, 8 Unknown, 0 Unchecked, 24.9s Time] [2024-11-09 01:15:03,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-09 01:15:03,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 107. [2024-11-09 01:15:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 87 states have (on average 1.3448275862068966) internal successors, (117), 87 states have internal predecessors, (117), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:15:03,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 153 transitions. [2024-11-09 01:15:03,178 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 153 transitions. Word has length 147 [2024-11-09 01:15:03,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:15:03,178 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 153 transitions. [2024-11-09 01:15:03,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:15:03,179 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 153 transitions. [2024-11-09 01:15:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-09 01:15:03,182 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:15:03,182 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:15:03,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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)] Ended with exit code 0 [2024-11-09 01:15:03,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:15:03,383 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:15:03,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:15:03,384 INFO L85 PathProgramCache]: Analyzing trace with hash 163944856, now seen corresponding path program 1 times [2024-11-09 01:15:03,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:15:03,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1071435451] [2024-11-09 01:15:03,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:15:03,385 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 01:15:03,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:15:03,388 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:15:03,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:15:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:15:04,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 01:15:04,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:15:05,844 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:15:05,844 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 01:15:06,235 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:15:06,235 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:15:07,254 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:15:07,255 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 01:15:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:15:07,483 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:15:07,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1071435451] [2024-11-09 01:15:07,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1071435451] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:15:07,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1198920553] [2024-11-09 01:15:07,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:15:07,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:15:07,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 01:15:07,488 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:15:07,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 01:15:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:15:10,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 01:15:10,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:15:11,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2024-11-09 01:15:16,653 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:15:16,653 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 247 treesize of output 91 [2024-11-09 01:15:16,774 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:15:16,774 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:15:18,757 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:15:18,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1198920553] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:15:18,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807722098] [2024-11-09 01:15:18,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:15:18,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:15:18,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:15:18,762 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:15:18,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 01:15:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:15:19,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 01:15:19,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:15:27,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2024-11-09 01:15:27,675 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:15:27,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 45 [2024-11-09 01:15:28,253 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:15:28,253 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:15:29,009 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 79 treesize of output 63 [2024-11-09 01:15:31,715 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-09 01:15:31,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [807722098] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 01:15:31,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 5 imperfect interpolant sequences. [2024-11-09 01:15:31,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9, 8, 10, 9, 7] total 27 [2024-11-09 01:15:31,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505715579] [2024-11-09 01:15:31,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:15:31,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 01:15:31,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:15:31,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 01:15:31,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=599, Unknown=2, NotChecked=0, Total=702 [2024-11-09 01:15:31,719 INFO L87 Difference]: Start difference. First operand 107 states and 153 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:15:33,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:36,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:38,570 WARN L539 Checker$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 01:15:42,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:44,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:47,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:15:47,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:15:47,205 INFO L93 Difference]: Finished difference Result 246 states and 352 transitions. [2024-11-09 01:15:47,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 01:15:47,207 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 149 [2024-11-09 01:15:47,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:15:47,209 INFO L225 Difference]: With dead ends: 246 [2024-11-09 01:15:47,209 INFO L226 Difference]: Without dead ends: 142 [2024-11-09 01:15:47,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 891 GetRequests, 861 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=118, Invalid=750, Unknown=2, NotChecked=0, Total=870 [2024-11-09 01:15:47,211 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 180 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2024-11-09 01:15:47,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 438 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 178 Invalid, 3 Unknown, 0 Unchecked, 14.8s Time] [2024-11-09 01:15:47,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-09 01:15:47,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 114. [2024-11-09 01:15:47,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 94 states have (on average 1.351063829787234) internal successors, (127), 94 states have internal predecessors, (127), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:15:47,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 163 transitions. [2024-11-09 01:15:47,229 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 163 transitions. Word has length 149 [2024-11-09 01:15:47,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:15:47,230 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 163 transitions. [2024-11-09 01:15:47,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:15:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 163 transitions. [2024-11-09 01:15:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-09 01:15:47,233 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:15:47,233 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:15:47,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 01:15:47,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 01:15:47,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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)] Forceful destruction successful, exit code 0 [2024-11-09 01:15:47,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:15:47,835 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:15:47,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:15:47,835 INFO L85 PathProgramCache]: Analyzing trace with hash 865009434, now seen corresponding path program 1 times [2024-11-09 01:15:47,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:15:47,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1563455155] [2024-11-09 01:15:47,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:15:47,836 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 01:15:47,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:15:47,838 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:15:47,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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)] Waiting until timeout for monitored process [2024-11-09 01:15:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:15:48,933 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 01:15:48,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:15:50,154 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:15:50,154 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 01:15:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:15:50,538 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:15:51,433 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:15:51,433 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 01:15:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:15:51,655 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:15:51,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1563455155] [2024-11-09 01:15:51,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1563455155] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:15:51,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [302983462] [2024-11-09 01:15:51,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:15:51,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:15:51,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 01:15:51,659 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:15:51,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 01:15:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:15:54,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 01:15:54,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:15:55,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2024-11-09 01:16:00,398 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:00,398 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 247 treesize of output 91 [2024-11-09 01:16:00,483 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:16:00,484 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:16:02,129 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:16:02,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [302983462] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:16:02,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026342974] [2024-11-09 01:16:02,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:16:02,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:16:02,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:16:02,136 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:16:02,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 01:16:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:16:02,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 01:16:02,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:16:04,153 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:04,153 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 01:16:04,554 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2024-11-09 01:16:04,554 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:16:04,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026342974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:16:04,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 01:16:04,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 21 [2024-11-09 01:16:04,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591731579] [2024-11-09 01:16:04,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:16:04,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 01:16:04,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:16:04,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 01:16:04,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=341, Unknown=2, NotChecked=0, Total=420 [2024-11-09 01:16:04,557 INFO L87 Difference]: Start difference. First operand 114 states and 163 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:16:09,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:12,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:15,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:17,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:19,878 WARN L539 Checker$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 01:16:21,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:21,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:16:21,627 INFO L93 Difference]: Finished difference Result 226 states and 324 transitions. [2024-11-09 01:16:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 01:16:21,629 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 149 [2024-11-09 01:16:21,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:16:21,630 INFO L225 Difference]: With dead ends: 226 [2024-11-09 01:16:21,630 INFO L226 Difference]: Without dead ends: 115 [2024-11-09 01:16:21,631 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 743 GetRequests, 719 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=91, Invalid=459, Unknown=2, NotChecked=0, Total=552 [2024-11-09 01:16:21,632 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 98 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2024-11-09 01:16:21,632 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 399 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 203 Invalid, 4 Unknown, 0 Unchecked, 16.6s Time] [2024-11-09 01:16:21,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-09 01:16:21,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-09 01:16:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 94 states have (on average 1.3404255319148937) internal successors, (126), 94 states have internal predecessors, (126), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:16:21,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 162 transitions. [2024-11-09 01:16:21,643 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 162 transitions. Word has length 149 [2024-11-09 01:16:21,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:16:21,644 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 162 transitions. [2024-11-09 01:16:21,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:16:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 162 transitions. [2024-11-09 01:16:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-09 01:16:21,646 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:16:21,646 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:16:21,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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)] Ended with exit code 0 [2024-11-09 01:16:21,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-09 01:16:22,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-09 01:16:22,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:16:22,247 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:16:22,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:16:22,248 INFO L85 PathProgramCache]: Analyzing trace with hash -948257152, now seen corresponding path program 1 times [2024-11-09 01:16:22,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:16:22,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1604850150] [2024-11-09 01:16:22,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:16:22,248 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 01:16:22,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:16:22,251 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:16:22,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (12)] Waiting until timeout for monitored process [2024-11-09 01:16:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:16:23,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 01:16:23,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:16:24,385 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:24,386 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 01:16:24,703 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:16:24,703 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:16:25,522 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:25,523 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 01:16:25,726 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:16:25,727 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:16:25,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1604850150] [2024-11-09 01:16:25,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1604850150] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:16:25,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [412874292] [2024-11-09 01:16:25,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:16:25,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:16:25,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 01:16:25,729 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:16:25,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 01:16:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:16:28,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 01:16:28,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:16:29,522 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:29,522 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 01:16:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:16:29,605 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:16:30,996 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:30,997 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 01:16:31,207 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:16:31,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [412874292] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:16:31,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528552491] [2024-11-09 01:16:31,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:16:31,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:16:31,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:16:31,208 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:16:31,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-09 01:16:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:16:31,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 01:16:31,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:16:33,069 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:33,069 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 01:16:33,448 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-09 01:16:33,448 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:16:33,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [528552491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:16:33,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 01:16:33,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-09 01:16:33,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919814649] [2024-11-09 01:16:33,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:16:33,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 01:16:33,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:16:33,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 01:16:33,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-09 01:16:33,451 INFO L87 Difference]: Start difference. First operand 114 states and 162 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:16:39,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:40,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:43,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:45,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:47,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:49,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:51,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:16:51,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:16:51,152 INFO L93 Difference]: Finished difference Result 226 states and 322 transitions. [2024-11-09 01:16:51,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 01:16:51,155 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 151 [2024-11-09 01:16:51,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:16:51,156 INFO L225 Difference]: With dead ends: 226 [2024-11-09 01:16:51,156 INFO L226 Difference]: Without dead ends: 115 [2024-11-09 01:16:51,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 753 GetRequests, 731 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2024-11-09 01:16:51,157 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 103 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2024-11-09 01:16:51,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 397 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 201 Invalid, 4 Unknown, 0 Unchecked, 17.3s Time] [2024-11-09 01:16:51,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-09 01:16:51,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-09 01:16:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 94 states have (on average 1.3297872340425532) internal successors, (125), 94 states have internal predecessors, (125), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:16:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 161 transitions. [2024-11-09 01:16:51,178 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 161 transitions. Word has length 151 [2024-11-09 01:16:51,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:16:51,178 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 161 transitions. [2024-11-09 01:16:51,179 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, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-09 01:16:51,179 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2024-11-09 01:16:51,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-09 01:16:51,184 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:16:51,185 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:16:51,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-09 01:16:51,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-09 01:16:51,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (12)] Ended with exit code 0 [2024-11-09 01:16:51,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:16:51,786 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:16:51,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:16:51,786 INFO L85 PathProgramCache]: Analyzing trace with hash 36472410, now seen corresponding path program 1 times [2024-11-09 01:16:51,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:16:51,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1619240381] [2024-11-09 01:16:51,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:16:51,787 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 01:16:51,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:16:51,788 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:16:51,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (15)] Waiting until timeout for monitored process [2024-11-09 01:16:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:16:52,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 01:16:52,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:16:53,976 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:53,977 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 01:16:54,296 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:16:54,296 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:16:55,121 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:55,122 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 01:16:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:16:55,325 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:16:55,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1619240381] [2024-11-09 01:16:55,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1619240381] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:16:55,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [837401252] [2024-11-09 01:16:55,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:16:55,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:16:55,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 01:16:55,327 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:16:55,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 01:16:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:16:57,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 01:16:57,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:16:59,141 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:16:59,142 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 01:16:59,234 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:16:59,235 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:17:00,724 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:17:00,725 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 01:17:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:17:00,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [837401252] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:17:00,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1717801178] [2024-11-09 01:17:00,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:17:00,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:17:00,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:17:00,930 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:17:00,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-09 01:17:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:17:02,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 01:17:02,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:17:03,697 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:17:03,697 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 01:17:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 320 proven. 36 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 01:17:03,767 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:17:04,341 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:17:04,341 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 01:17:04,541 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 27 proven. 24 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:17:04,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1717801178] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 01:17:04,542 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 01:17:04,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 10, 9, 10, 9] total 16 [2024-11-09 01:17:04,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947135485] [2024-11-09 01:17:04,542 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 01:17:04,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 01:17:04,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:17:04,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 01:17:04,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-09 01:17:04,545 INFO L87 Difference]: Start difference. First operand 114 states and 161 transitions. Second operand has 16 states, 15 states have (on average 7.133333333333334) internal successors, (107), 16 states have internal predecessors, (107), 4 states have call successors, (35), 3 states have call predecessors, (35), 4 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) [2024-11-09 01:17:11,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:17:13,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:17:15,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:17:19,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:17:21,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:17:23,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:17:25,692 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 01:17:26,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:17:26,478 INFO L93 Difference]: Finished difference Result 239 states and 335 transitions. [2024-11-09 01:17:26,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 01:17:26,480 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 7.133333333333334) internal successors, (107), 16 states have internal predecessors, (107), 4 states have call successors, (35), 3 states have call predecessors, (35), 4 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) Word has length 153 [2024-11-09 01:17:26,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:17:26,481 INFO L225 Difference]: With dead ends: 239 [2024-11-09 01:17:26,481 INFO L226 Difference]: Without dead ends: 116 [2024-11-09 01:17:26,482 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 924 GetRequests, 897 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=150, Invalid=552, Unknown=0, NotChecked=0, Total=702 [2024-11-09 01:17:26,482 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 125 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 12 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2024-11-09 01:17:26,482 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 446 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 492 Invalid, 4 Unknown, 0 Unchecked, 20.8s Time] [2024-11-09 01:17:26,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-09 01:17:26,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2024-11-09 01:17:26,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 94 states have (on average 1.3085106382978724) internal successors, (123), 94 states have internal predecessors, (123), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:17:26,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 159 transitions. [2024-11-09 01:17:26,500 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 159 transitions. Word has length 153 [2024-11-09 01:17:26,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:17:26,500 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 159 transitions. [2024-11-09 01:17:26,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 7.133333333333334) internal successors, (107), 16 states have internal predecessors, (107), 4 states have call successors, (35), 3 states have call predecessors, (35), 4 states have return successors, (35), 3 states have call predecessors, (35), 4 states have call successors, (35) [2024-11-09 01:17:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2024-11-09 01:17:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-09 01:17:26,503 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:17:26,503 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:17:26,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (15)] Ended with exit code 0 [2024-11-09 01:17:26,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-09 01:17:26,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-11-09 01:17:27,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:17:27,107 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:17:27,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:17:27,107 INFO L85 PathProgramCache]: Analyzing trace with hash 807205976, now seen corresponding path program 1 times [2024-11-09 01:17:27,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:17:27,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1446063686] [2024-11-09 01:17:27,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:17:27,108 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 01:17:27,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:17:27,109 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:17:27,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (18)] Waiting until timeout for monitored process [2024-11-09 01:17:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:17:28,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 01:17:28,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:17:31,584 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 8 treesize of output 1 [2024-11-09 01:17:31,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 41 [2024-11-09 01:17:31,931 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:17:31,931 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 93 treesize of output 33 [2024-11-09 01:17:32,781 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-09 01:17:32,781 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:17:32,781 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:17:32,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1446063686] [2024-11-09 01:17:32,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1446063686] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:17:32,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:17:32,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 01:17:32,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633777515] [2024-11-09 01:17:32,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:17:32,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 01:17:32,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:17:32,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 01:17:32,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 01:17:32,784 INFO L87 Difference]: Start difference. First operand 114 states and 159 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:17:34,797 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 [0] [2024-11-09 01:17:36,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:17:38,925 WARN L539 Checker$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 [0] [2024-11-09 01:17:40,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:17:43,317 WARN L539 Checker$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 [0] [2024-11-09 01:17:47,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:17:49,049 WARN L539 Checker$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 [0] [2024-11-09 01:17:52,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:17:53,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:17:56,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:17:58,500 WARN L539 Checker$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 [0] [2024-11-09 01:18:00,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:02,869 WARN L539 Checker$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 [0] [2024-11-09 01:18:04,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:07,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:09,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:18:11,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:13,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:18:14,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:16,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:18:19,122 WARN L539 Checker$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 [0] [2024-11-09 01:18:25,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:27,191 WARN L539 Checker$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 01:18:29,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:18:31,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:33,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:18:35,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:18:38,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:18:41,327 WARN L539 Checker$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 [0] [2024-11-09 01:18:43,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:45,517 WARN L539 Checker$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 [0] [2024-11-09 01:18:47,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:18:49,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:18:49,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:18:49,800 INFO L93 Difference]: Finished difference Result 251 states and 350 transitions. [2024-11-09 01:18:49,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 01:18:49,801 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 153 [2024-11-09 01:18:49,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:18:49,802 INFO L225 Difference]: With dead ends: 251 [2024-11-09 01:18:49,802 INFO L226 Difference]: Without dead ends: 140 [2024-11-09 01:18:49,802 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-09 01:18:49,803 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 122 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 1 mSolverCounterUnsat, 26 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 75.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 26 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.5s IncrementalHoareTripleChecker+Time [2024-11-09 01:18:49,803 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 367 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 273 Invalid, 26 Unknown, 0 Unchecked, 76.5s Time] [2024-11-09 01:18:49,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-09 01:18:49,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 114. [2024-11-09 01:18:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 94 states have (on average 1.297872340425532) internal successors, (122), 94 states have internal predecessors, (122), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:18:49,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 158 transitions. [2024-11-09 01:18:49,820 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 158 transitions. Word has length 153 [2024-11-09 01:18:49,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:18:49,821 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 158 transitions. [2024-11-09 01:18:49,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:18:49,821 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 158 transitions. [2024-11-09 01:18:49,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-09 01:18:49,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:18:49,823 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:18:49,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (18)] Forceful destruction successful, exit code 0 [2024-11-09 01:18:50,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:18:50,023 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:18:50,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:18:50,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1173722280, now seen corresponding path program 1 times [2024-11-09 01:18:50,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:18:50,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786515559] [2024-11-09 01:18:50,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:18:50,025 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 01:18:50,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:18:50,026 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:18:50,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (19)] Waiting until timeout for monitored process [2024-11-09 01:18:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:18:51,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 01:18:51,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:18:54,639 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 8 treesize of output 1 [2024-11-09 01:18:54,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2024-11-09 01:18:54,985 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:18:54,986 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 94 treesize of output 34 [2024-11-09 01:18:55,091 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-09 01:18:55,092 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:18:55,092 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:18:55,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786515559] [2024-11-09 01:18:55,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786515559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:18:55,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:18:55,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 01:18:55,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109739971] [2024-11-09 01:18:55,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:18:55,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 01:18:55,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:18:55,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 01:18:55,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 01:18:55,094 INFO L87 Difference]: Start difference. First operand 114 states and 158 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:18:59,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:19:01,743 WARN L539 Checker$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 01:19:03,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:05,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:07,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:08,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:11,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:13,478 WARN L539 Checker$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 01:19:15,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:19:20,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:22,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:24,310 WARN L539 Checker$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 [0] [2024-11-09 01:19:26,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:28,515 WARN L539 Checker$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 01:19:31,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:33,691 WARN L539 Checker$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 01:19:35,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:19:37,704 WARN L539 Checker$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 01:19:39,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:19:40,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:19:40,081 INFO L93 Difference]: Finished difference Result 255 states and 354 transitions. [2024-11-09 01:19:40,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 01:19:40,082 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 153 [2024-11-09 01:19:40,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:19:40,083 INFO L225 Difference]: With dead ends: 255 [2024-11-09 01:19:40,083 INFO L226 Difference]: Without dead ends: 144 [2024-11-09 01:19:40,084 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-09 01:19:40,084 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 129 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 0 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.8s IncrementalHoareTripleChecker+Time [2024-11-09 01:19:40,085 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 355 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 285 Invalid, 16 Unknown, 0 Unchecked, 44.8s Time] [2024-11-09 01:19:40,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-09 01:19:40,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 116. [2024-11-09 01:19:40,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 96 states have (on average 1.2916666666666667) internal successors, (124), 96 states have internal predecessors, (124), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:19:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 160 transitions. [2024-11-09 01:19:40,100 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 160 transitions. Word has length 153 [2024-11-09 01:19:40,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:19:40,100 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 160 transitions. [2024-11-09 01:19:40,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:19:40,100 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 160 transitions. [2024-11-09 01:19:40,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-09 01:19:40,101 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:19:40,101 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:19:40,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (19)] Forceful destruction successful, exit code 0 [2024-11-09 01:19:40,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:19:40,302 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:19:40,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:19:40,302 INFO L85 PathProgramCache]: Analyzing trace with hash -472657702, now seen corresponding path program 1 times [2024-11-09 01:19:40,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:19:40,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771383412] [2024-11-09 01:19:40,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:19:40,303 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 01:19:40,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:19:40,304 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:19:40,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (20)] Waiting until timeout for monitored process [2024-11-09 01:19:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:19:41,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 01:19:41,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:19:59,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-09 01:20:01,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2024-11-09 01:20:02,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2024-11-09 01:20:02,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 59 [2024-11-09 01:20:03,120 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 1 proven. 243 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-11-09 01:20:03,121 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:20:04,547 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:20:04,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771383412] [2024-11-09 01:20:04,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771383412] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:20:04,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1644703614] [2024-11-09 01:20:04,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:20:04,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:20:04,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 01:20:04,550 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:20:04,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 01:20:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:20:08,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 01:20:08,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:20:11,977 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 12 treesize of output 8 [2024-11-09 01:20:17,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2024-11-09 01:20:20,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 01:20:21,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 01:20:23,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 01:20:24,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 01:20:26,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 01:20:27,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 01:20:29,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-11-09 01:20:31,434 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2024-11-09 01:20:31,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 36 [2024-11-09 01:20:31,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2024-11-09 01:20:32,336 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 36 proven. 492 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-09 01:20:32,336 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:20:48,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1644703614] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:20:48,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772407664] [2024-11-09 01:20:48,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:20:48,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:20:48,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:20:48,645 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:20:48,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-09 01:20:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:20:49,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 01:20:49,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:20:53,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 01:20:53,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2024-11-09 01:20:54,494 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:20:54,494 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 72 treesize of output 42 [2024-11-09 01:20:54,523 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:20:54,523 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:20:54,619 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 74 treesize of output 58 [2024-11-09 01:20:54,790 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 74 treesize of output 58 [2024-11-09 01:20:54,960 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 74 treesize of output 58 [2024-11-09 01:20:55,120 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 74 treesize of output 58 [2024-11-09 01:20:55,295 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 74 treesize of output 58 [2024-11-09 01:20:55,470 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 74 treesize of output 58 [2024-11-09 01:20:55,626 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 74 treesize of output 58 [2024-11-09 01:20:55,820 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 74 treesize of output 58 [2024-11-09 01:20:55,977 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 74 treesize of output 58 [2024-11-09 01:20:56,170 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 74 treesize of output 58 [2024-11-09 01:20:56,333 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 74 treesize of output 58 [2024-11-09 01:20:56,519 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 74 treesize of output 58 [2024-11-09 01:20:56,668 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 74 treesize of output 58 [2024-11-09 01:20:56,846 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 74 treesize of output 58 [2024-11-09 01:20:56,992 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 74 treesize of output 58 [2024-11-09 01:20:57,184 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 74 treesize of output 58 [2024-11-09 01:20:57,342 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 74 treesize of output 58 [2024-11-09 01:20:57,522 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 74 treesize of output 58 [2024-11-09 01:20:57,669 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 74 treesize of output 58 [2024-11-09 01:20:57,857 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 74 treesize of output 58 [2024-11-09 01:20:58,014 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 74 treesize of output 58 [2024-11-09 01:20:58,186 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 74 treesize of output 58 [2024-11-09 01:20:58,342 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 74 treesize of output 58 [2024-11-09 01:20:58,501 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 74 treesize of output 58 [2024-11-09 01:20:58,658 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 74 treesize of output 58 [2024-11-09 01:20:58,816 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 74 treesize of output 58 [2024-11-09 01:20:59,000 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 74 treesize of output 58 [2024-11-09 01:20:59,165 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 74 treesize of output 58 [2024-11-09 01:20:59,320 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 74 treesize of output 58 [2024-11-09 01:20:59,493 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 74 treesize of output 58 [2024-11-09 01:20:59,667 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 74 treesize of output 58 [2024-11-09 01:20:59,866 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 74 treesize of output 58 [2024-11-09 01:21:00,033 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 74 treesize of output 58 [2024-11-09 01:21:00,212 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 74 treesize of output 58 [2024-11-09 01:21:00,370 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 74 treesize of output 58 [2024-11-09 01:21:00,541 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 74 treesize of output 58 [2024-11-09 01:21:00,685 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 74 treesize of output 58 [2024-11-09 01:21:00,854 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 74 treesize of output 58 [2024-11-09 01:21:01,009 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 74 treesize of output 58 [2024-11-09 01:21:01,183 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 74 treesize of output 58 [2024-11-09 01:21:01,408 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 74 treesize of output 58 [2024-11-09 01:21:01,592 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 74 treesize of output 58 [2024-11-09 01:21:01,753 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 74 treesize of output 58 [2024-11-09 01:21:01,920 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 74 treesize of output 58 [2024-11-09 01:21:02,076 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 74 treesize of output 58 [2024-11-09 01:21:02,244 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 74 treesize of output 58 [2024-11-09 01:21:02,401 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 74 treesize of output 58 [2024-11-09 01:21:02,587 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 74 treesize of output 58 [2024-11-09 01:21:02,743 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 74 treesize of output 58 [2024-11-09 01:21:02,909 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 74 treesize of output 58 [2024-11-09 01:21:03,086 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 74 treesize of output 58 [2024-11-09 01:21:03,275 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 74 treesize of output 58 [2024-11-09 01:21:03,431 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 74 treesize of output 58 [2024-11-09 01:21:03,598 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 74 treesize of output 58 [2024-11-09 01:21:03,836 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 74 treesize of output 58 [2024-11-09 01:21:04,098 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 74 treesize of output 58 [2024-11-09 01:21:04,261 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 74 treesize of output 58 [2024-11-09 01:21:04,431 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 74 treesize of output 58 [2024-11-09 01:21:04,593 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 74 treesize of output 58 [2024-11-09 01:21:04,777 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 74 treesize of output 58 [2024-11-09 01:21:04,993 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 74 treesize of output 58 [2024-11-09 01:21:05,260 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 74 treesize of output 58 [2024-11-09 01:21:05,407 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 74 treesize of output 58 [2024-11-09 01:21:05,550 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 74 treesize of output 58 [2024-11-09 01:21:05,707 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 74 treesize of output 58 [2024-11-09 01:21:05,878 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 74 treesize of output 58 [2024-11-09 01:21:06,013 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-09 01:21:06,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772407664] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 01:21:06,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-09 01:21:06,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13, 17, 7] total 37 [2024-11-09 01:21:06,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158409905] [2024-11-09 01:21:06,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:21:06,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 01:21:06,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:21:06,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 01:21:06,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=1509, Unknown=5, NotChecked=0, Total=1722 [2024-11-09 01:21:06,016 INFO L87 Difference]: Start difference. First operand 116 states and 160 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:21:11,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:13,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:15,118 WARN L539 Checker$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 01:21:17,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:18,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:20,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:25,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:27,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:31,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:32,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:21:33,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:21:33,073 INFO L93 Difference]: Finished difference Result 257 states and 355 transitions. [2024-11-09 01:21:33,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 01:21:33,074 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 153 [2024-11-09 01:21:33,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:21:33,075 INFO L225 Difference]: With dead ends: 257 [2024-11-09 01:21:33,075 INFO L226 Difference]: Without dead ends: 144 [2024-11-09 01:21:33,076 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 654 GetRequests, 546 SyntacticMatches, 66 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1625 ImplicationChecksByTransitivity, 33.9s TimeCoverageRelationStatistics Valid=222, Invalid=1665, Unknown=5, NotChecked=0, Total=1892 [2024-11-09 01:21:33,076 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 116 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 5 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.7s IncrementalHoareTripleChecker+Time [2024-11-09 01:21:33,077 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 360 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 357 Invalid, 8 Unknown, 0 Unchecked, 26.7s Time] [2024-11-09 01:21:33,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-09 01:21:33,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 116. [2024-11-09 01:21:33,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 96 states have (on average 1.2916666666666667) internal successors, (124), 96 states have internal predecessors, (124), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:21:33,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 160 transitions. [2024-11-09 01:21:33,090 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 160 transitions. Word has length 153 [2024-11-09 01:21:33,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:21:33,090 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 160 transitions. [2024-11-09 01:21:33,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:21:33,091 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 160 transitions. [2024-11-09 01:21:33,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 01:21:33,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:21:33,092 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:21:33,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-09 01:21:33,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-11-09 01:21:33,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (20)] Forceful destruction successful, exit code 0 [2024-11-09 01:21:33,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:21:33,693 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:21:33,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:21:33,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1930841573, now seen corresponding path program 1 times [2024-11-09 01:21:33,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:21:33,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [293210585] [2024-11-09 01:21:33,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:21:33,694 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 01:21:33,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:21:33,695 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:21:33,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (23)] Waiting until timeout for monitored process [2024-11-09 01:21:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:21:35,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 01:21:35,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:21:48,427 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 8 treesize of output 1 [2024-11-09 01:21:49,665 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 8 treesize of output 1 [2024-11-09 01:21:50,798 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 8 treesize of output 1 [2024-11-09 01:21:51,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2024-11-09 01:21:51,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-09 01:21:51,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 45 [2024-11-09 01:21:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-11-09 01:21:51,968 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:21:52,254 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_693 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_693))) (= ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.offset)))) (_ bv10 32))))))) is different from false [2024-11-09 01:21:52,333 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_693 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base (store (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) (bvadd (_ bv10 32) (bvneg ((_ sign_extend 16) ((_ extract 15 0) (select (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.offset))))))))) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_693))) (= ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.offset)))) (_ bv10 32))))))) is different from false [2024-11-09 01:21:52,467 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_693 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_690 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer~0.base v_ArrVal_690))) (store .cse1 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base (store (select .cse1 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse1 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.offset)))) (_ bv10 32))))))) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_693))) (= ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (bvadd (_ bv10 32) (bvneg ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.offset)))))))))) is different from false [2024-11-09 01:21:52,677 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:21:52,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [293210585] [2024-11-09 01:21:52,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [293210585] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:21:52,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [727372689] [2024-11-09 01:21:52,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:21:52,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:21:52,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 01:21:52,679 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:21:52,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-09 01:21:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:21:56,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 01:21:56,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:21:59,778 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 12 treesize of output 8 [2024-11-09 01:22:04,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2024-11-09 01:22:06,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-11-09 01:22:08,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-11-09 01:22:09,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-11-09 01:22:11,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-11-09 01:22:13,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-11-09 01:22:15,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-11-09 01:22:16,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-11-09 01:22:18,720 INFO L349 Elim1Store]: treesize reduction 43, result has 25.9 percent of original size [2024-11-09 01:22:18,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 57 [2024-11-09 01:22:19,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-09 01:22:19,492 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 36 proven. 492 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-09 01:22:19,492 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:22:34,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [727372689] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:22:34,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131884115] [2024-11-09 01:22:34,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:22:34,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:22:34,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:22:34,453 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:22:34,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-09 01:22:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:22:38,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-09 01:22:38,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:22:48,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2024-11-09 01:22:48,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2024-11-09 01:22:48,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 45 [2024-11-09 01:22:48,874 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-09 01:22:48,874 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:22:48,951 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_770 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_770))) (= ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (bvadd (bvneg ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.offset)))) (_ bv10 32))))))) is different from false [2024-11-09 01:22:49,218 INFO L349 Elim1Store]: treesize reduction 22, result has 60.7 percent of original size [2024-11-09 01:22:49,218 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 60 [2024-11-09 01:22:49,291 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:22:49,292 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 135 treesize of output 122 [2024-11-09 01:22:49,369 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:22:49,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 100 treesize of output 100 [2024-11-09 01:22:54,605 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-09 01:22:54,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2131884115] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 01:22:54,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-09 01:22:54,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9, 17, 8] total 32 [2024-11-09 01:22:54,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830196980] [2024-11-09 01:22:54,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:22:54,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 01:22:54,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:22:54,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 01:22:54,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=986, Unknown=9, NotChecked=268, Total=1406 [2024-11-09 01:22:54,608 INFO L87 Difference]: Start difference. First operand 116 states and 160 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:22:58,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:00,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:02,839 WARN L539 Checker$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 01:23:04,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:06,847 WARN L539 Checker$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 01:23:10,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:13,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:13,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:23:13,286 INFO L93 Difference]: Finished difference Result 263 states and 363 transitions. [2024-11-09 01:23:13,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 01:23:13,287 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 154 [2024-11-09 01:23:13,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:23:13,288 INFO L225 Difference]: With dead ends: 263 [2024-11-09 01:23:13,288 INFO L226 Difference]: Without dead ends: 150 [2024-11-09 01:23:13,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 662 GetRequests, 623 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 388 ImplicationChecksByTransitivity, 22.3s TimeCoverageRelationStatistics Valid=160, Invalid=1179, Unknown=9, NotChecked=292, Total=1640 [2024-11-09 01:23:13,289 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 171 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 422 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 194 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2024-11-09 01:23:13,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 422 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 181 Invalid, 6 Unknown, 194 Unchecked, 17.9s Time] [2024-11-09 01:23:13,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2024-11-09 01:23:13,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 118. [2024-11-09 01:23:13,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 98 states have (on average 1.2959183673469388) internal successors, (127), 98 states have internal predecessors, (127), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:23:13,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 163 transitions. [2024-11-09 01:23:13,306 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 163 transitions. Word has length 154 [2024-11-09 01:23:13,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:23:13,310 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 163 transitions. [2024-11-09 01:23:13,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:23:13,311 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 163 transitions. [2024-11-09 01:23:13,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 01:23:13,312 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:23:13,312 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:13,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (23)] Forceful destruction successful, exit code 0 [2024-11-09 01:23:13,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-11-09 01:23:13,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-09 01:23:13,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 01:23:13,913 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:23:13,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:23:13,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1229776995, now seen corresponding path program 1 times [2024-11-09 01:23:13,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:23:13,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [972887627] [2024-11-09 01:23:13,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:23:13,914 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 01:23:13,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:23:13,915 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:23:13,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (26)] Waiting until timeout for monitored process [2024-11-09 01:23:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:23:15,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 01:23:15,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:23:20,371 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 8 treesize of output 1 [2024-11-09 01:23:20,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 41 [2024-11-09 01:23:20,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 41 [2024-11-09 01:23:20,960 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:23:20,960 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 93 treesize of output 33 [2024-11-09 01:23:23,009 WARN L873 $PredicateComparison]: unable to prove that (exists ((v_arrayElimCell_168 (_ BitVec 32)) (v_arrayElimCell_169 (_ BitVec 32))) (let ((.cse0 (let ((.cse1 (concat v_arrayElimCell_168 v_arrayElimCell_169))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))))) (and (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 4.0))) (= .cse0 |c_ULTIMATE.start_property_#t~mem84#1|)))) is different from true [2024-11-09 01:23:23,010 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-09 01:23:23,010 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:23:23,011 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:23:23,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [972887627] [2024-11-09 01:23:23,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [972887627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:23:23,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:23:23,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 01:23:23,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10712448] [2024-11-09 01:23:23,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:23:23,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 01:23:23,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:23:23,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 01:23:23,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=20, Unknown=1, NotChecked=8, Total=42 [2024-11-09 01:23:23,013 INFO L87 Difference]: Start difference. First operand 118 states and 163 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:23:27,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:29,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:32,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:34,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:36,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:38,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:43,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:45,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:48,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:49,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:51,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:54,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:23:56,671 WARN L539 Checker$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 01:23:56,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:23:56,775 INFO L93 Difference]: Finished difference Result 261 states and 360 transitions. [2024-11-09 01:23:56,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 01:23:56,778 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 154 [2024-11-09 01:23:56,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:23:56,779 INFO L225 Difference]: With dead ends: 261 [2024-11-09 01:23:56,779 INFO L226 Difference]: Without dead ends: 146 [2024-11-09 01:23:56,779 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=24, Invalid=35, Unknown=1, NotChecked=12, Total=72 [2024-11-09 01:23:56,780 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 164 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 3 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 192 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2024-11-09 01:23:56,780 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 250 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 235 Invalid, 11 Unknown, 192 Unchecked, 32.9s Time] [2024-11-09 01:23:56,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2024-11-09 01:23:56,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 116. [2024-11-09 01:23:56,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 96 states have (on average 1.2916666666666667) internal successors, (124), 96 states have internal predecessors, (124), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:23:56,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 160 transitions. [2024-11-09 01:23:56,794 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 160 transitions. Word has length 154 [2024-11-09 01:23:56,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:23:56,795 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 160 transitions. [2024-11-09 01:23:56,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:23:56,795 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 160 transitions. [2024-11-09 01:23:56,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 01:23:56,796 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:23:56,796 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:56,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (26)] Forceful destruction successful, exit code 0 [2024-11-09 01:23:56,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:23:56,997 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:23:56,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:23:56,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1343057369, now seen corresponding path program 1 times [2024-11-09 01:23:56,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:23:56,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1606640762] [2024-11-09 01:23:56,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:23:56,998 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 01:23:56,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:23:56,999 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:23:57,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (27)] Waiting until timeout for monitored process [2024-11-09 01:23:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:23:58,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 01:23:58,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:24:03,369 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 8 treesize of output 1 [2024-11-09 01:24:03,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2024-11-09 01:24:03,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2024-11-09 01:24:03,921 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 01:24:03,921 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 94 treesize of output 34 [2024-11-09 01:24:04,057 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-09 01:24:04,058 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:24:04,058 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:24:04,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1606640762] [2024-11-09 01:24:04,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1606640762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:24:04,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:24:04,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 01:24:04,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262590002] [2024-11-09 01:24:04,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:24:04,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 01:24:04,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:24:04,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 01:24:04,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 01:24:04,060 INFO L87 Difference]: Start difference. First operand 116 states and 160 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:24:09,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:11,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:24:14,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:17,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:20,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:22,143 WARN L539 Checker$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 01:24:24,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:24:27,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:30,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:31,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:34,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:37,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:38,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:40,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:42,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:24:42,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:24:42,446 INFO L93 Difference]: Finished difference Result 257 states and 354 transitions. [2024-11-09 01:24:42,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 01:24:42,447 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 154 [2024-11-09 01:24:42,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:24:42,448 INFO L225 Difference]: With dead ends: 257 [2024-11-09 01:24:42,448 INFO L226 Difference]: Without dead ends: 144 [2024-11-09 01:24:42,449 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-09 01:24:42,449 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 168 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.2s IncrementalHoareTripleChecker+Time [2024-11-09 01:24:42,449 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 351 Invalid, 302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 291 Invalid, 10 Unknown, 0 Unchecked, 38.2s Time] [2024-11-09 01:24:42,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-09 01:24:42,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 116. [2024-11-09 01:24:42,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 96 states have (on average 1.28125) internal successors, (123), 96 states have internal predecessors, (123), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 01:24:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 159 transitions. [2024-11-09 01:24:42,462 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 159 transitions. Word has length 154 [2024-11-09 01:24:42,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:24:42,463 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 159 transitions. [2024-11-09 01:24:42,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-09 01:24:42,463 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 159 transitions. [2024-11-09 01:24:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 01:24:42,464 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:24:42,464 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:24:42,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (27)] Forceful destruction successful, exit code 0 [2024-11-09 01:24:42,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:24:42,665 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:24:42,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:24:42,665 INFO L85 PathProgramCache]: Analyzing trace with hash 2044121947, now seen corresponding path program 1 times [2024-11-09 01:24:42,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:24:42,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1895808137] [2024-11-09 01:24:42,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:24:42,666 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 01:24:42,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:24:42,667 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 01:24:42,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/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 (28)] Waiting until timeout for monitored process [2024-11-09 01:24:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:24:43,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 01:24:43,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:25:00,707 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 8 treesize of output 1 [2024-11-09 01:25:03,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-11-09 01:25:05,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2024-11-09 01:25:06,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2024-11-09 01:25:06,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 42 [2024-11-09 01:25:07,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 59 [2024-11-09 01:25:07,569 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 1 proven. 243 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-11-09 01:25:07,569 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:25:08,368 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_878 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base (store (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset ((_ sign_extend 16) ((_ extract 15 0) (bvadd (_ bv4 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset)))))))) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_878))) (= ((_ sign_extend 16) ((_ extract 15 0) (bvadd ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset))) (_ bv4 32)))) ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset)))))) is different from false [2024-11-09 01:25:09,287 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:25:09,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1895808137] [2024-11-09 01:25:09,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1895808137] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:25:09,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [993731606] [2024-11-09 01:25:09,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:25:09,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:25:09,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 01:25:09,291 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:25:09,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-09 01:25:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:25:12,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 01:25:12,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:25:16,663 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 15 treesize of output 1 [2024-11-09 01:25:21,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2024-11-09 01:25:23,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-09 01:25:25,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-09 01:25:26,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-09 01:25:28,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-09 01:25:29,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-09 01:25:31,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-09 01:25:33,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-09 01:25:34,994 INFO L349 Elim1Store]: treesize reduction 43, result has 25.9 percent of original size [2024-11-09 01:25:34,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 53 [2024-11-09 01:25:35,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 24 [2024-11-09 01:25:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 32 proven. 492 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-09 01:25:35,850 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:25:37,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [993731606] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:25:37,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228261254] [2024-11-09 01:25:37,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:25:37,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:25:37,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:25:37,256 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:25:37,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab4e7cfe-7ca8-4971-9ada-9f6899e174af/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-11-09 01:25:43,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:25:43,208 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-09 01:25:43,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:25:59,666 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 15 treesize of output 1 [2024-11-09 01:26:03,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2024-11-09 01:26:07,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26 [2024-11-09 01:26:11,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 42 [2024-11-09 01:26:12,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 54 [2024-11-09 01:26:14,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 77 [2024-11-09 01:26:15,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 84 [2024-11-09 01:26:16,099 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 80 proven. 282 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-09 01:26:16,099 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:26:16,252 WARN L851 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_961 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_961))) (= ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (bvadd ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset))) (_ bv4 32))))))) (forall ((|ULTIMATE.start_step_#t~mem28#1| (_ BitVec 8))) (not (bvsle ((_ sign_extend 16) |c_ULTIMATE.start_step_#t~mem29#1|) (bvadd (bvshl (_ bv4294967294 32) ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem28#1|)) (bvmul ((_ sign_extend 16) |c_ULTIMATE.start_step_#t~mem26#1|) ((_ sign_extend 16) |c_ULTIMATE.start_step_#t~mem27#1|))))))) is different from false [2024-11-09 01:26:16,360 WARN L851 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_961 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_961))) (= ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (bvadd ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse0 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset))) (_ bv4 32))))))) (forall ((|ULTIMATE.start_step_#t~mem28#1| (_ BitVec 8))) (not (bvsle ((_ sign_extend 16) ((_ extract 15 0) (select (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset))) (bvadd (bvshl (_ bv4294967294 32) ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem28#1|)) (bvmul ((_ sign_extend 16) ((_ extract 15 0) (select (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (select (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset))))))))) is different from false [2024-11-09 01:26:16,582 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) ((_ extract 15 0) (bvadd (_ bv4 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset)))))))) (let ((.cse1 (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base (store (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset .cse0)))) (or (forall ((|ULTIMATE.start_step_#t~mem28#1| (_ BitVec 8))) (not (bvsle ((_ sign_extend 16) ((_ extract 15 0) .cse0)) (bvadd (bvmul ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse1 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse1 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset)))) (bvshl (_ bv4294967294 32) ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem28#1|)))))) (forall ((v_ArrVal_961 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_961))) (= ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse2 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer~0.offset))) ((_ sign_extend 16) ((_ extract 15 0) (bvadd (_ bv4 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse2 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset)))))))))))) is different from false [2024-11-09 01:28:11,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1228261254] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:28:11,699 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 01:28:11,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 16, 19] total 44 [2024-11-09 01:28:11,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525544479] [2024-11-09 01:28:11,699 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 01:28:11,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-11-09 01:28:11,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:28:11,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-11-09 01:28:11,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=307, Invalid=2655, Unknown=24, NotChecked=436, Total=3422 [2024-11-09 01:28:11,702 INFO L87 Difference]: Start difference. First operand 116 states and 159 transitions. Second operand has 45 states, 40 states have (on average 4.65) internal successors, (186), 40 states have internal predecessors, (186), 16 states have call successors, (42), 14 states have call predecessors, (42), 16 states have return successors, (43), 13 states have call predecessors, (43), 16 states have call successors, (43)