./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 887cf4e14e8728db5857436acaac548ebce3d4060fce76a4e90a5dfc3740f96d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:15:06,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:15:06,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:15:06,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:15:06,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:15:06,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:15:06,263 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:15:06,263 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:15:06,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:15:06,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:15:06,265 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:15:06,265 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:15:06,266 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:15:06,266 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:15:06,266 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:15:06,267 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:15:06,267 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:15:06,268 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:15:06,268 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:15:06,269 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:15:06,269 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:15:06,273 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:15:06,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:15:06,274 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:15:06,274 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:15:06,275 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:15:06,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:15:06,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:15:06,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:15:06,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:15:06,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:15:06,281 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:15:06,281 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:15:06,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:15:06,281 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:15:06,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:15:06,282 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:15:06,282 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:15:06,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:06,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:15:06,283 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:15:06,285 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:15:06,285 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:15:06,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:15:06,286 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:15:06,287 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:15:06,287 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:15:06,287 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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 887cf4e14e8728db5857436acaac548ebce3d4060fce76a4e90a5dfc3740f96d [2024-11-09 07:15:06,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:15:06,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:15:06,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:15:06,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:15:06,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:15:06,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i Unable to find full path for "g++" [2024-11-09 07:15:08,729 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:15:08,978 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:15:08,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i [2024-11-09 07:15:08,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/data/8bc56217c/9cd8f4e320844a4996ec74552904201e/FLAG76baa9d77 [2024-11-09 07:15:09,023 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/data/8bc56217c/9cd8f4e320844a4996ec74552904201e [2024-11-09 07:15:09,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:15:09,028 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:15:09,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:09,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:15:09,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:15:09,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35281edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09, skipping insertion in model container [2024-11-09 07:15:09,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:15:09,375 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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i[916,929] [2024-11-09 07:15:09,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:15:09,462 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:15:09,478 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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i[916,929] [2024-11-09 07:15:09,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:15:09,553 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:15:09,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09 WrapperNode [2024-11-09 07:15:09,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:09,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:15:09,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:15:09,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:15:09,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,627 INFO L138 Inliner]: procedures = 29, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 504 [2024-11-09 07:15:09,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:15:09,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:15:09,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:15:09,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:15:09,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:15:09,697 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:15:09,697 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:15:09,697 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:15:09,698 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (1/1) ... [2024-11-09 07:15:09,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:09,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:15:09,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:15:09,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:15:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:15:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:15:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 07:15:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 07:15:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:15:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 07:15:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:15:09,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:15:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:15:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:15:09,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:15:10,013 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:15:10,016 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:15:10,725 INFO L? ?]: Removed 127 outVars from TransFormulas that were not future-live. [2024-11-09 07:15:10,727 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:15:11,380 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:15:11,381 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:15:11,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:15:11 BoogieIcfgContainer [2024-11-09 07:15:11,382 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:15:11,385 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:15:11,387 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:15:11,391 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:15:11,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:15:09" (1/3) ... [2024-11-09 07:15:11,392 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29f4bed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:15:11, skipping insertion in model container [2024-11-09 07:15:11,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:09" (2/3) ... [2024-11-09 07:15:11,393 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29f4bed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:15:11, skipping insertion in model container [2024-11-09 07:15:11,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:15:11" (3/3) ... [2024-11-09 07:15:11,397 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-1.i [2024-11-09 07:15:11,420 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:15:11,420 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:15:11,508 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:15:11,516 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;@4b943e2f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:15:11,516 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:15:11,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 07:15:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 07:15:11,535 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:11,535 INFO L215 NwaCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:15:11,536 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:15:11,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:11,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1077471283, now seen corresponding path program 1 times [2024-11-09 07:15:11,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:15:11,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257143630] [2024-11-09 07:15:11,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:11,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:15:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 07:15:13,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [949058496] [2024-11-09 07:15:13,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:13,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:15:13,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:15:13,495 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:15:13,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:15:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:15:14,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:15:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:15:14,961 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:15:14,964 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:15:14,965 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:15:14,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:15:15,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 07:15:15,178 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 07:15:15,341 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:15:15,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:15:15 BoogieIcfgContainer [2024-11-09 07:15:15,344 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:15:15,347 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:15:15,347 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:15:15,348 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:15:15,349 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:15:11" (3/4) ... [2024-11-09 07:15:15,352 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:15:15,353 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:15:15,355 INFO L158 Benchmark]: Toolchain (without parser) took 6326.68ms. Allocated memory was 100.7MB in the beginning and 188.7MB in the end (delta: 88.1MB). Free memory was 43.7MB in the beginning and 74.6MB in the end (delta: -30.9MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2024-11-09 07:15:15,356 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:15:15,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.80ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 43.5MB in the beginning and 107.1MB in the end (delta: -63.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-11-09 07:15:15,359 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.97ms. Allocated memory is still 146.8MB. Free memory was 107.1MB in the beginning and 103.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:15:15,360 INFO L158 Benchmark]: Boogie Preprocessor took 65.25ms. Allocated memory is still 146.8MB. Free memory was 103.4MB in the beginning and 100.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:15:15,360 INFO L158 Benchmark]: RCFGBuilder took 1685.41ms. Allocated memory is still 146.8MB. Free memory was 100.4MB in the beginning and 98.1MB in the end (delta: 2.3MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2024-11-09 07:15:15,362 INFO L158 Benchmark]: TraceAbstraction took 3959.41ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 96.8MB in the beginning and 74.6MB in the end (delta: 22.2MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-11-09 07:15:15,363 INFO L158 Benchmark]: Witness Printer took 6.68ms. Allocated memory is still 188.7MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:15:15,367 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.80ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 43.5MB in the beginning and 107.1MB in the end (delta: -63.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.97ms. Allocated memory is still 146.8MB. Free memory was 107.1MB in the beginning and 103.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.25ms. Allocated memory is still 146.8MB. Free memory was 103.4MB in the beginning and 100.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1685.41ms. Allocated memory is still 146.8MB. Free memory was 100.4MB in the beginning and 98.1MB in the end (delta: 2.3MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3959.41ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 96.8MB in the beginning and 74.6MB in the end (delta: 22.2MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * Witness Printer took 6.68ms. Allocated memory is still 188.7MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 57, overapproximation of shiftLeft at line 75, overapproximation of someUnaryFLOAToperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 1, 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-L29] float float_Array_0[2][2] = { {256.2, 10.375}, {127.5, 5.5} }; [L30] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0][0]); [L31] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1][0]); [L32] float* float_Array_0_arrayfloat_Array_0arrayVar2_Pointer = &(float_Array_0[0][1]); [L33] float* float_Array_0_arrayfloat_Array_0arrayVar3_Pointer = &(float_Array_0[1][1]); [L34-L36] signed long int signed_long_int_Array_0[2][2] = { {32, 100000000}, {2, 5} }; [L37] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0][0]); [L38] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer = &(signed_long_int_Array_0[1][0]); [L39] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer = &(signed_long_int_Array_0[0][1]); [L40] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer = &(signed_long_int_Array_0[1][1]); [L41-L43] signed short int signed_short_int_Array_0[1] = { 2 }; [L44] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer = &(signed_short_int_Array_0[0]); [L45-L47] unsigned char unsigned_char_Array_0[1] = { 50 }; [L48] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L49-L51] unsigned long int unsigned_long_int_Array_0[1] = { 16 }; [L52] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer = &(unsigned_long_int_Array_0[0]); [L53] unsigned long int last_1_unsigned_long_int_Array_0_0_ = 16; [L119] isInitial = 1 [L120] FCALL initially() [L121] COND TRUE 1 [L122] CALL updateLastVariables() [L112] EXPR unsigned_long_int_Array_0[0] [L112] last_1_unsigned_long_int_Array_0_0_ = unsigned_long_int_Array_0[0] [L122] RET updateLastVariables() [L123] CALL updateVariables() [L88] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L89] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L89] 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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L89] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L90] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L90] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L91] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L92] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L92] CALL assume_abort_if_not(BOOL_unsigned_char_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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(BOOL_unsigned_char_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L93] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L93] 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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L93] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L94] float_Array_0[0][0] = __VERIFIER_nondet_float() [L95] EXPR float_Array_0[0][0] [L95] EXPR float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F [L95] EXPR float_Array_0[0][0] [L95] EXPR float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F [L95] EXPR (float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L95] CALL assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L96] float_Array_0[1][0] = __VERIFIER_nondet_float() [L97] EXPR float_Array_0[1][0] [L97] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F [L97] EXPR float_Array_0[1][0] [L97] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F [L97] EXPR (float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L97] CALL assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L98] float_Array_0[0][1] = __VERIFIER_nondet_float() [L99] EXPR float_Array_0[0][1] [L99] EXPR float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F [L99] EXPR (float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F ) [L99] EXPR float_Array_0[0][1] [L99] EXPR float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F [L99] EXPR float_Array_0[0][1] [L99] EXPR float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F [L99] EXPR (float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L99] CALL assume_abort_if_not((float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L100] signed_long_int_Array_0[0][0] = __VERIFIER_nondet_long() [L101] EXPR signed_long_int_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L101] CALL assume_abort_if_not(signed_long_int_Array_0[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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(signed_long_int_Array_0[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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L102] EXPR signed_long_int_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L102] CALL assume_abort_if_not(signed_long_int_Array_0[0][0] <= 1073741823) 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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(signed_long_int_Array_0[0][0] <= 1073741823) 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L103] signed_long_int_Array_0[1][0] = __VERIFIER_nondet_long() [L104] EXPR signed_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L104] CALL assume_abort_if_not(signed_long_int_Array_0[1][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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(signed_long_int_Array_0[1][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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L105] EXPR signed_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L105] CALL assume_abort_if_not(signed_long_int_Array_0[1][0] <= 1073741823) 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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(signed_long_int_Array_0[1][0] <= 1073741823) 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L108] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 255) 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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 255) 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L109] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L109] 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}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L20] COND FALSE !(!cond) [L109] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [L123] RET updateVariables() [L124] CALL step() [L57] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) [L57] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L57] COND TRUE (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) <= (- (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) [L58] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L58] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) [L58] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L58] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) [L58] (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) = (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L67] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L67] unsigned char stepLocal_0 = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)); [L68] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer) [L68] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || stepLocal_0) [L71] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L71] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer) [L71] (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) = (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) - 4) [L73] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer) [L73] signed long int stepLocal_3 = (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)); [L74] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L74] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer) [L74] signed long int stepLocal_2 = (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)); [L75] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer) [L75] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L75] EXPR (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) << (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) [L75] signed long int stepLocal_1 = (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) << (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)); [L76] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L76] EXPR (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) [L76] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L76] EXPR (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) [L76] COND TRUE stepLocal_1 != (((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) [L77] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L77] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L77] COND FALSE !(((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) % (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) >= stepLocal_3) [L85] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) [L85] (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) = (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) [L124] RET step() [L125] CALL, EXPR property() [L115] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) [L115] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L115] EXPR ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) <= (- (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) [L115] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar3_Pointer) [L115] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L115] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) [L115] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L115] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) [L115] EXPR ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) <= (- (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) [L115] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) <= (- (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) > ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) - 4)))) [L115] EXPR ((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) <= (- (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) > ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) - 4))))) && ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) << (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) != (((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)))))) ? ((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) % (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) ? ((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) > (last_1_unsigned_long_int_Array_0_0_ * (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) : 1) : 1) [L115] EXPR (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) <= (- (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) > ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) - 4))))) && ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) << (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) != (((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)))))) ? ((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) % (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) ? ((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) > (last_1_unsigned_long_int_Array_0_0_ * (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) : 1) : 1)) && ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) == ((signed long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) [L115] EXPR ((((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) <= (- (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) > ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) - 4))))) && ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) << (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) != (((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)))))) ? ((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) % (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) ? ((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) > (last_1_unsigned_long_int_Array_0_0_ * (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) : 1) : 1)) && ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) == ((signed long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))) && ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) [L115-L116] return ((((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) <= (- (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) > ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) == ((signed long int) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) - 4))))) && ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) << (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))) != (((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)))))) ? ((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) % (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) ? ((((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) > (last_1_unsigned_long_int_Array_0_0_ * (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) : 1) : 1)) && ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) == ((signed long int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer))))) && ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ; [L125] RET, EXPR property() [L125] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] [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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, isInitial=1, last_1_unsigned_long_int_Array_0_0_=16, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_long_int_Array_0={9:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 1, TraceHistogramMax: 14, 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=37occurred 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, 2.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 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 07:15:15,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 887cf4e14e8728db5857436acaac548ebce3d4060fce76a4e90a5dfc3740f96d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:15:18,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:15:18,255 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 07:15:18,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:15:18,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:15:18,328 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:15:18,329 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:15:18,329 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:15:18,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:15:18,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:15:18,335 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:15:18,335 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:15:18,336 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:15:18,336 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:15:18,339 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:15:18,339 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:15:18,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:15:18,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:15:18,341 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:15:18,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:15:18,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:15:18,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:15:18,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:15:18,347 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:15:18,347 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:15:18,348 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:15:18,348 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:15:18,348 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:15:18,349 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:15:18,349 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:15:18,349 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:15:18,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:15:18,352 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:15:18,353 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:15:18,353 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:15:18,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:18,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:15:18,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:15:18,354 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:15:18,355 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:15:18,355 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:15:18,356 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:15:18,356 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:15:18,357 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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 887cf4e14e8728db5857436acaac548ebce3d4060fce76a4e90a5dfc3740f96d [2024-11-09 07:15:18,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:15:18,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:15:18,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:15:18,802 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:15:18,803 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:15:18,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i Unable to find full path for "g++" [2024-11-09 07:15:21,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:15:21,445 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:15:21,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i [2024-11-09 07:15:21,461 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/data/3c5e8ee61/a161593306a14185bf476f837d5269c1/FLAG450696b9e [2024-11-09 07:15:21,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/data/3c5e8ee61/a161593306a14185bf476f837d5269c1 [2024-11-09 07:15:21,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:15:21,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:15:21,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:21,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:15:21,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:15:21,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:21,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2568a2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21, skipping insertion in model container [2024-11-09 07:15:21,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:21,542 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:15:21,772 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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i[916,929] [2024-11-09 07:15:21,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:15:21,890 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:15:21,930 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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-1.i[916,929] [2024-11-09 07:15:22,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:15:22,084 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:15:22,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22 WrapperNode [2024-11-09 07:15:22,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:22,086 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:15:22,086 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:15:22,086 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:15:22,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,158 INFO L138 Inliner]: procedures = 36, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 489 [2024-11-09 07:15:22,158 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:15:22,159 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:15:22,159 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:15:22,160 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:15:22,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,178 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,217 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:15:22,234 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:15:22,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:15:22,235 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:15:22,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (1/1) ... [2024-11-09 07:15:22,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:22,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:15:22,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:15:22,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:15:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:15:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 07:15:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-09 07:15:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:15:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 07:15:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 07:15:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 07:15:22,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 07:15:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 07:15:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-09 07:15:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:15:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:15:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:15:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:15:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 07:15:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 07:15:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 07:15:22,575 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:15:22,581 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:15:23,609 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-09 07:15:23,609 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:15:23,661 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:15:23,661 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:15:23,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:15:23 BoogieIcfgContainer [2024-11-09 07:15:23,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:15:23,664 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:15:23,666 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:15:23,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:15:23,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:15:21" (1/3) ... [2024-11-09 07:15:23,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb0f5be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:15:23, skipping insertion in model container [2024-11-09 07:15:23,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:22" (2/3) ... [2024-11-09 07:15:23,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb0f5be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:15:23, skipping insertion in model container [2024-11-09 07:15:23,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:15:23" (3/3) ... [2024-11-09 07:15:23,675 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-1.i [2024-11-09 07:15:23,698 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:15:23,698 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:15:23,780 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:15:23,786 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;@7ea12161, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:15:23,786 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:15:23,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 86 states have (on average 1.430232558139535) internal successors, (123), 87 states have internal predecessors, (123), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 07:15:23,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 07:15:23,807 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:23,808 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:15:23,809 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:15:23,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:23,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1214986204, now seen corresponding path program 1 times [2024-11-09 07:15:23,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:15:23,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [335128763] [2024-11-09 07:15:23,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:23,830 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 07:15:23,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:15:23,834 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:23,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:24,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 07:15:24,313 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:15:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-11-09 07:15:24,432 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:15:24,433 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:15:24,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [335128763] [2024-11-09 07:15:24,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [335128763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:15:24,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:15:24,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:15:24,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006620885] [2024-11-09 07:15:24,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:15:24,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:15:24,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:15:24,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:15:24,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:15:24,480 INFO L87 Difference]: Start difference. First operand has 103 states, 86 states have (on average 1.430232558139535) internal successors, (123), 87 states have internal predecessors, (123), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 07:15:24,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:15:24,532 INFO L93 Difference]: Finished difference Result 199 states and 310 transitions. [2024-11-09 07:15:24,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:15:24,535 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 123 [2024-11-09 07:15:24,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:15:24,550 INFO L225 Difference]: With dead ends: 199 [2024-11-09 07:15:24,550 INFO L226 Difference]: Without dead ends: 99 [2024-11-09 07:15:24,555 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 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 07:15:24,561 INFO L432 NwaCegarLoop]: 144 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, 144 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 07:15:24,564 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:15:24,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-09 07:15:24,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-09 07:15:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 83 states have (on average 1.3975903614457832) internal successors, (116), 83 states have internal predecessors, (116), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 07:15:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 144 transitions. [2024-11-09 07:15:24,642 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 144 transitions. Word has length 123 [2024-11-09 07:15:24,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:15:24,644 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 144 transitions. [2024-11-09 07:15:24,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 07:15:24,645 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2024-11-09 07:15:24,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 07:15:24,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:24,655 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:15:24,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:24,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:24,856 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:15:24,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:24,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1444435436, now seen corresponding path program 1 times [2024-11-09 07:15:24,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:15:24,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [517302991] [2024-11-09 07:15:24,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:24,859 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 07:15:24,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:15:24,863 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:24,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:25,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 07:15:25,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:15:25,443 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 07:15:25,444 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:15:25,444 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:15:25,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [517302991] [2024-11-09 07:15:25,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [517302991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:15:25,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:15:25,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:15:25,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532350756] [2024-11-09 07:15:25,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:15:25,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 07:15:25,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:15:25,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 07:15:25,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:15:25,455 INFO L87 Difference]: Start difference. First operand 99 states and 144 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 07:15:25,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:15:25,593 INFO L93 Difference]: Finished difference Result 200 states and 292 transitions. [2024-11-09 07:15:25,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:15:25,594 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 123 [2024-11-09 07:15:25,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:15:25,600 INFO L225 Difference]: With dead ends: 200 [2024-11-09 07:15:25,600 INFO L226 Difference]: Without dead ends: 104 [2024-11-09 07:15:25,601 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:15:25,602 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 1 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 07:15:25,605 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 540 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 07:15:25,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-09 07:15:25,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2024-11-09 07:15:25,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 87 states have (on average 1.3793103448275863) internal successors, (120), 87 states have internal predecessors, (120), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 07:15:25,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2024-11-09 07:15:25,634 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 123 [2024-11-09 07:15:25,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:15:25,636 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2024-11-09 07:15:25,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 07:15:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2024-11-09 07:15:25,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 07:15:25,642 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:25,642 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:15:25,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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)] Ended with exit code 0 [2024-11-09 07:15:25,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:25,844 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:15:25,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:25,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1075524498, now seen corresponding path program 1 times [2024-11-09 07:15:25,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:15:25,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470270044] [2024-11-09 07:15:25,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:25,846 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 07:15:25,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:15:25,850 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:25,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:26,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:26,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:15:26,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:15:26,321 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 07:15:26,321 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:15:26,322 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:15:26,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470270044] [2024-11-09 07:15:26,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1470270044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:15:26,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:15:26,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 07:15:26,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695185886] [2024-11-09 07:15:26,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:15:26,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:15:26,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:15:26,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:15:26,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:15:26,326 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 07:15:26,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:15:26,418 INFO L93 Difference]: Finished difference Result 206 states and 297 transitions. [2024-11-09 07:15:26,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:15:26,420 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 123 [2024-11-09 07:15:26,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:15:26,422 INFO L225 Difference]: With dead ends: 206 [2024-11-09 07:15:26,422 INFO L226 Difference]: Without dead ends: 106 [2024-11-09 07:15:26,427 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:15:26,428 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 1 mSDsluCounter, 532 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 07:15:26,429 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 669 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 07:15:26,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-09 07:15:26,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 105. [2024-11-09 07:15:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 89 states have (on average 1.3707865168539326) internal successors, (122), 89 states have internal predecessors, (122), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 07:15:26,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 150 transitions. [2024-11-09 07:15:26,451 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 150 transitions. Word has length 123 [2024-11-09 07:15:26,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:15:26,455 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 150 transitions. [2024-11-09 07:15:26,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 07:15:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2024-11-09 07:15:26,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 07:15:26,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:26,461 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:15:26,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 07:15:26,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:26,662 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:15:26,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:26,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1073677456, now seen corresponding path program 1 times [2024-11-09 07:15:26,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:15:26,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1453980686] [2024-11-09 07:15:26,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:26,665 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 07:15:26,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:15:26,668 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:26,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:15:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:27,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 07:15:27,200 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:15:28,797 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 07:15:29,809 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 18 treesize of output 13 [2024-11-09 07:15:30,316 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 07:15:30,757 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 07:15:31,233 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 07:15:31,774 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 07:15:32,214 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 07:15:32,954 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 07:15:33,037 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 07:15:33,086 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 07:15:33,171 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 07:15:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 2 proven. 318 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-09 07:15:33,245 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:15:33,316 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_107 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_107) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)))) is different from false [2024-11-09 07:15:33,357 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_106 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_107 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_106) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_107) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)) (_ bv0 8))) is different from false [2024-11-09 07:15:33,712 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:15:33,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1453980686] [2024-11-09 07:15:33,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1453980686] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:15:33,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [996594315] [2024-11-09 07:15:33,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:33,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:15:33,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:15:33,716 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:15:33,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 07:15:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:34,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 07:15:34,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:15:35,429 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 07:15:35,874 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 07:15:36,162 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 07:15:36,419 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 07:15:36,690 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 07:15:37,008 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 07:15:37,306 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 07:15:37,752 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 07:15:37,784 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 07:15:37,811 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 07:15:37,854 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 07:15:37,876 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 07:15:37,876 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:15:38,116 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_141 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_142 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_143 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_141) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_142) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_143) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)))) is different from false [2024-11-09 07:15:38,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [996594315] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:15:38,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402849386] [2024-11-09 07:15:38,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:38,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:15:38,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:15:38,247 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:15:38,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 07:15:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:38,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 07:15:38,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:15:39,815 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 07:15:41,015 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 40 treesize of output 20 [2024-11-09 07:15:42,867 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 81 treesize of output 60 [2024-11-09 07:15:43,551 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 81 treesize of output 60 [2024-11-09 07:15:44,300 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 81 treesize of output 60 [2024-11-09 07:15:45,218 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 115 treesize of output 55 [2024-11-09 07:15:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 20 proven. 276 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-09 07:15:45,497 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:15:45,873 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_173 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| |c_~#unsigned_char_Array_0~0.base| v_ArrVal_173))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))))) is different from false [2024-11-09 07:15:45,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402849386] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:15:45,887 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:15:45,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12, 12] total 31 [2024-11-09 07:15:45,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106997239] [2024-11-09 07:15:45,888 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:15:45,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-09 07:15:45,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:15:45,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-09 07:15:45,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=1340, Unknown=65, NotChecked=316, Total=1892 [2024-11-09 07:15:45,893 INFO L87 Difference]: Start difference. First operand 105 states and 150 transitions. Second operand has 32 states, 31 states have (on average 5.258064516129032) internal successors, (163), 31 states have internal predecessors, (163), 15 states have call successors, (40), 14 states have call predecessors, (40), 15 states have return successors, (40), 14 states have call predecessors, (40), 15 states have call successors, (40) [2024-11-09 07:16:04,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:04,726 INFO L93 Difference]: Finished difference Result 384 states and 535 transitions. [2024-11-09 07:16:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-09 07:16:04,727 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 5.258064516129032) internal successors, (163), 31 states have internal predecessors, (163), 15 states have call successors, (40), 14 states have call predecessors, (40), 15 states have return successors, (40), 14 states have call predecessors, (40), 15 states have call successors, (40) Word has length 123 [2024-11-09 07:16:04,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:04,730 INFO L225 Difference]: With dead ends: 384 [2024-11-09 07:16:04,730 INFO L226 Difference]: Without dead ends: 282 [2024-11-09 07:16:04,733 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 422 SyntacticMatches, 1 SemanticMatches, 75 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 1085 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=838, Invalid=4369, Unknown=65, NotChecked=580, Total=5852 [2024-11-09 07:16:04,734 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 851 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 2549 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 851 SdHoareTripleChecker+Valid, 1202 SdHoareTripleChecker+Invalid, 2849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 2549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-09 07:16:04,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [851 Valid, 1202 Invalid, 2849 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [300 Valid, 2549 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2024-11-09 07:16:04,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2024-11-09 07:16:04,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 257. [2024-11-09 07:16:04,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 216 states have (on average 1.3333333333333333) internal successors, (288), 219 states have internal predecessors, (288), 35 states have call successors, (35), 5 states have call predecessors, (35), 5 states have return successors, (35), 32 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 07:16:04,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 358 transitions. [2024-11-09 07:16:04,801 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 358 transitions. Word has length 123 [2024-11-09 07:16:04,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:04,801 INFO L471 AbstractCegarLoop]: Abstraction has 257 states and 358 transitions. [2024-11-09 07:16:04,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 5.258064516129032) internal successors, (163), 31 states have internal predecessors, (163), 15 states have call successors, (40), 14 states have call predecessors, (40), 15 states have return successors, (40), 14 states have call predecessors, (40), 15 states have call successors, (40) [2024-11-09 07:16:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 358 transitions. [2024-11-09 07:16:04,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 07:16:04,805 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:04,806 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:04,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 07:16:05,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 07:16:05,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-09 07:16:05,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:16:05,408 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:16:05,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:05,408 INFO L85 PathProgramCache]: Analyzing trace with hash 132835692, now seen corresponding path program 1 times [2024-11-09 07:16:05,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:16:05,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247354872] [2024-11-09 07:16:05,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:05,409 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 07:16:05,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:16:05,413 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:16:05,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 (8)] Waiting until timeout for monitored process [2024-11-09 07:16:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:05,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 07:16:05,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:05,744 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-09 07:16:05,744 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:16:05,744 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:16:05,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247354872] [2024-11-09 07:16:05,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1247354872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:16:05,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:16:05,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:16:05,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434867875] [2024-11-09 07:16:05,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:16:05,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:16:05,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:16:05,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:16:05,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:16:05,747 INFO L87 Difference]: Start difference. First operand 257 states and 358 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 07:16:05,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:05,826 INFO L93 Difference]: Finished difference Result 513 states and 716 transitions. [2024-11-09 07:16:05,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:16:05,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 123 [2024-11-09 07:16:05,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:05,831 INFO L225 Difference]: With dead ends: 513 [2024-11-09 07:16:05,831 INFO L226 Difference]: Without dead ends: 259 [2024-11-09 07:16:05,832 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:16:05,833 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:16:05,833 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 418 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:16:05,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-09 07:16:05,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2024-11-09 07:16:05,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 218 states have (on average 1.3256880733944953) internal successors, (289), 221 states have internal predecessors, (289), 35 states have call successors, (35), 5 states have call predecessors, (35), 5 states have return successors, (35), 32 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 07:16:05,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 359 transitions. [2024-11-09 07:16:05,891 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 359 transitions. Word has length 123 [2024-11-09 07:16:05,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:05,891 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 359 transitions. [2024-11-09 07:16:05,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 07:16:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 359 transitions. [2024-11-09 07:16:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 07:16:05,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:05,895 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:05,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 (8)] Ended with exit code 0 [2024-11-09 07:16:06,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:16:06,096 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:16:06,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:06,096 INFO L85 PathProgramCache]: Analyzing trace with hash -208311888, now seen corresponding path program 1 times [2024-11-09 07:16:06,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:16:06,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [767764037] [2024-11-09 07:16:06,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:06,097 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 07:16:06,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:16:06,099 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:16:06,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:16:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:06,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 07:16:06,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-11-09 07:16:06,408 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:16:06,408 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:16:06,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [767764037] [2024-11-09 07:16:06,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [767764037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:16:06,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:16:06,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:16:06,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741712445] [2024-11-09 07:16:06,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:16:06,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:16:06,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:16:06,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:16:06,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:16:06,412 INFO L87 Difference]: Start difference. First operand 259 states and 359 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 07:16:06,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:06,510 INFO L93 Difference]: Finished difference Result 515 states and 715 transitions. [2024-11-09 07:16:06,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:16:06,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 123 [2024-11-09 07:16:06,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:06,515 INFO L225 Difference]: With dead ends: 515 [2024-11-09 07:16:06,515 INFO L226 Difference]: Without dead ends: 259 [2024-11-09 07:16:06,516 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:16:06,517 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:16:06,517 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 418 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:16:06,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-09 07:16:06,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2024-11-09 07:16:06,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 218 states have (on average 1.3211009174311927) internal successors, (288), 221 states have internal predecessors, (288), 35 states have call successors, (35), 5 states have call predecessors, (35), 5 states have return successors, (35), 32 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-09 07:16:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 358 transitions. [2024-11-09 07:16:06,582 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 358 transitions. Word has length 123 [2024-11-09 07:16:06,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:06,582 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 358 transitions. [2024-11-09 07:16:06,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 07:16:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 358 transitions. [2024-11-09 07:16:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 07:16:06,585 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:06,586 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:16:06,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:16:06,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:16:06,786 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:16:06,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:06,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1243493572, now seen corresponding path program 1 times [2024-11-09 07:16:06,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:16:06,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [53799766] [2024-11-09 07:16:06,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:06,788 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 07:16:06,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:16:06,791 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:16:06,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-09 07:16:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:07,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 07:16:07,204 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:08,256 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 07:16:09,026 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 18 treesize of output 13 [2024-11-09 07:16:09,392 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 07:16:09,812 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 07:16:10,205 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 07:16:10,648 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 07:16:11,016 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 07:16:11,569 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 07:16:11,629 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 07:16:11,689 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 07:16:11,757 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 07:16:11,829 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 2 proven. 318 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-09 07:16:11,830 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:16:12,025 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_255 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_256 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_254 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_254))) (or (not (= (_ bv0 8) ((_ extract 7 0) (select (select .cse0 c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store .cse0 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_255) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_256) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2024-11-09 07:16:12,235 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:16:12,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [53799766] [2024-11-09 07:16:12,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [53799766] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:16:12,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [327753136] [2024-11-09 07:16:12,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:12,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:16:12,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:16:12,239 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:16:12,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 07:16:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:13,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 07:16:13,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:13,999 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 07:16:14,518 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 07:16:14,871 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 07:16:15,198 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 07:16:15,551 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 07:16:15,921 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 07:16:16,317 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 07:16:16,857 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 07:16:16,972 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 07:16:17,080 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 25 treesize of output 18 [2024-11-09 07:16:17,230 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 25 treesize of output 18 [2024-11-09 07:16:17,339 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 07:16:17,339 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:16:17,557 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_255 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_289 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_256 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_289))) (or (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store .cse0 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_255) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_256) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset))) (not (= (_ bv0 8) ((_ extract 7 0) (select (select .cse0 c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset))))))) is different from false [2024-11-09 07:16:17,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [327753136] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:16:17,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298557119] [2024-11-09 07:16:17,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:17,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:16:17,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:16:17,905 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:16:17,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-09 07:16:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:18,162 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-09 07:16:18,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:21,117 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 07:16:23,142 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 64 treesize of output 32 [2024-11-09 07:16:25,401 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 105 treesize of output 78 [2024-11-09 07:16:26,673 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 105 treesize of output 78 [2024-11-09 07:16:28,231 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 105 treesize of output 78 [2024-11-09 07:16:31,442 INFO L349 Elim1Store]: treesize reduction 45, result has 25.0 percent of original size [2024-11-09 07:16:31,442 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 135 treesize of output 89 [2024-11-09 07:16:31,765 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 105 treesize of output 78 [2024-11-09 07:16:32,066 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 105 treesize of output 78 [2024-11-09 07:16:32,511 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 105 treesize of output 78 [2024-11-09 07:16:32,868 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 139 treesize of output 67 [2024-11-09 07:16:33,137 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 20 proven. 276 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-09 07:16:33,138 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:16:33,573 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_325 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_325))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))))) is different from false [2024-11-09 07:16:39,588 WARN L851 $PredicateComparison]: unable to prove that (or (forall ((~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base (_ BitVec 32)) (~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset (_ BitVec 32))) (not (fp.lt (let ((.cse0 (select (select |c_#memory_int| ~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) ~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))))) (forall ((v_ArrVal_323 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_324 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_75| (_ BitVec 32)) (v_ArrVal_325 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset |v_skolemized_q#valueAsBitvector_75|)) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_323) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_324) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_325))) (fp.leq (let ((.cse1 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.neg (let ((.cse3 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))))))) is different from false [2024-11-09 07:16:39,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298557119] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:16:39,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:16:39,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 19] total 41 [2024-11-09 07:16:39,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411451868] [2024-11-09 07:16:39,730 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:16:39,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-11-09 07:16:39,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:16:39,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-11-09 07:16:39,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=258, Invalid=2389, Unknown=125, NotChecked=420, Total=3192 [2024-11-09 07:16:39,735 INFO L87 Difference]: Start difference. First operand 259 states and 358 transitions. Second operand has 42 states, 41 states have (on average 4.2439024390243905) internal successors, (174), 40 states have internal predecessors, (174), 15 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 14 states have call predecessors, (40), 15 states have call successors, (40) [2024-11-09 07:17:39,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:17:39,097 INFO L93 Difference]: Finished difference Result 1020 states and 1383 transitions. [2024-11-09 07:17:39,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-09 07:17:39,099 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 41 states have (on average 4.2439024390243905) internal successors, (174), 40 states have internal predecessors, (174), 15 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 14 states have call predecessors, (40), 15 states have call successors, (40) Word has length 124 [2024-11-09 07:17:39,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:17:39,104 INFO L225 Difference]: With dead ends: 1020 [2024-11-09 07:17:39,104 INFO L226 Difference]: Without dead ends: 764 [2024-11-09 07:17:39,110 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 515 GetRequests, 396 SyntacticMatches, 2 SemanticMatches, 117 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 3103 ImplicationChecksByTransitivity, 49.7s TimeCoverageRelationStatistics Valid=2161, Invalid=10828, Unknown=137, NotChecked=916, Total=14042 [2024-11-09 07:17:39,111 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 2234 mSDsluCounter, 1154 mSDsCounter, 0 mSdLazyCounter, 2961 mSolverCounterSat, 453 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2234 SdHoareTripleChecker+Valid, 1222 SdHoareTripleChecker+Invalid, 3414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 453 IncrementalHoareTripleChecker+Valid, 2961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2024-11-09 07:17:39,111 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2234 Valid, 1222 Invalid, 3414 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [453 Valid, 2961 Invalid, 0 Unknown, 0 Unchecked, 21.9s Time] [2024-11-09 07:17:39,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2024-11-09 07:17:39,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 370. [2024-11-09 07:17:39,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 321 states have (on average 1.3457943925233644) internal successors, (432), 324 states have internal predecessors, (432), 40 states have call successors, (40), 8 states have call predecessors, (40), 8 states have return successors, (40), 37 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-09 07:17:39,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 512 transitions. [2024-11-09 07:17:39,208 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 512 transitions. Word has length 124 [2024-11-09 07:17:39,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:17:39,209 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 512 transitions. [2024-11-09 07:17:39,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 41 states have (on average 4.2439024390243905) internal successors, (174), 40 states have internal predecessors, (174), 15 states have call successors, (40), 15 states have call predecessors, (40), 15 states have return successors, (40), 14 states have call predecessors, (40), 15 states have call successors, (40) [2024-11-09 07:17:39,210 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 512 transitions. [2024-11-09 07:17:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 07:17:39,212 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:17:39,213 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:17:39,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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)] Ended with exit code 0 [2024-11-09 07:17:39,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 07:17:39,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-09 07:17:39,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:17:39,814 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:17:39,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:17:39,815 INFO L85 PathProgramCache]: Analyzing trace with hash 969129427, now seen corresponding path program 1 times [2024-11-09 07:17:39,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:17:39,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786105069] [2024-11-09 07:17:39,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:39,815 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 07:17:39,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:17:39,817 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:17:39,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-11-09 07:17:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:40,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 07:17:40,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:17:46,061 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 07:17:47,996 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 23 treesize of output 11 [2024-11-09 07:17:49,152 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 16 treesize of output 11 [2024-11-09 07:17:50,970 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 16 treesize of output 11 [2024-11-09 07:17:51,115 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 16 treesize of output 11 [2024-11-09 07:17:51,286 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 23 treesize of output 11 [2024-11-09 07:17:51,403 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 15 treesize of output 7 [2024-11-09 07:17:51,483 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 50 proven. 207 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-11-09 07:17:51,483 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:17:51,874 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_356 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_357 (_ BitVec 32))) (bvsge (select (select (let ((.cse0 (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_356))) (store .cse0 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base (store (select .cse0 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.offset v_ArrVal_357))) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.offset) (_ bv0 32))) is different from false [2024-11-09 07:17:52,517 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:17:52,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786105069] [2024-11-09 07:17:52,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786105069] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:17:52,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [770999487] [2024-11-09 07:17:52,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:52,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:17:52,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:17:52,522 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:17:52,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 07:17:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:54,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 07:17:54,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:17:59,790 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 07:18:01,225 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 23 treesize of output 11 [2024-11-09 07:18:02,345 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 16 treesize of output 11 [2024-11-09 07:18:03,887 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 16 treesize of output 11 [2024-11-09 07:18:03,963 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 16 treesize of output 11 [2024-11-09 07:18:04,024 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 23 treesize of output 11 [2024-11-09 07:18:04,052 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 15 treesize of output 7 [2024-11-09 07:18:04,064 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 50 proven. 207 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-11-09 07:18:04,064 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:18:04,366 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_388 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_357 (_ BitVec 32))) (bvsge (select (select (let ((.cse0 (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_388))) (store .cse0 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base (store (select .cse0 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.offset v_ArrVal_357))) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.base) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer~0.offset) (_ bv0 32))) is different from false [2024-11-09 07:18:05,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [770999487] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:18:05,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731741002] [2024-11-09 07:18:05,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:18:05,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:18:05,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:18:05,239 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:18:05,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-09 07:18:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:18:05,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-09 07:18:05,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:18:09,789 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 07:18:10,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-09 07:18:11,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-09 07:18:13,167 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 07:18:14,292 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 07:18:15,344 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 07:18:17,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 07:18:17,609 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 79 treesize of output 47 [2024-11-09 07:18:17,978 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 72 treesize of output 51 [2024-11-09 07:18:18,363 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 72 treesize of output 51 [2024-11-09 07:18:18,985 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 72 treesize of output 51 [2024-11-09 07:18:19,699 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 07:18:19,699 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 119 treesize of output 47 [2024-11-09 07:18:20,531 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-09 07:18:20,531 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:18:22,245 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_426 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_426))) (let ((.cse0 (let ((.cse3 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))) (or (not (fp.lt .cse0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))) (fp.eq (let ((.cse1 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp.neg .cse0)))))) is different from false [2024-11-09 07:18:33,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [731741002] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:18:33,105 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:18:33,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 17] total 28 [2024-11-09 07:18:33,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098187330] [2024-11-09 07:18:33,105 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:18:33,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-09 07:18:33,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:18:33,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-09 07:18:33,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1623, Unknown=100, NotChecked=258, Total=2162 [2024-11-09 07:18:33,107 INFO L87 Difference]: Start difference. First operand 370 states and 512 transitions. Second operand has 29 states, 28 states have (on average 4.571428571428571) internal successors, (128), 28 states have internal predecessors, (128), 9 states have call successors, (28), 8 states have call predecessors, (28), 10 states have return successors, (28), 8 states have call predecessors, (28), 9 states have call successors, (28) [2024-11-09 07:18:56,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:18:56,557 INFO L93 Difference]: Finished difference Result 981 states and 1348 transitions. [2024-11-09 07:18:56,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 07:18:56,558 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 4.571428571428571) internal successors, (128), 28 states have internal predecessors, (128), 9 states have call successors, (28), 8 states have call predecessors, (28), 10 states have return successors, (28), 8 states have call predecessors, (28), 9 states have call successors, (28) Word has length 124 [2024-11-09 07:18:56,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:18:56,561 INFO L225 Difference]: With dead ends: 981 [2024-11-09 07:18:56,561 INFO L226 Difference]: Without dead ends: 614 [2024-11-09 07:18:56,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 405 SyntacticMatches, 3 SemanticMatches, 65 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 891 ImplicationChecksByTransitivity, 27.9s TimeCoverageRelationStatistics Valid=586, Invalid=3350, Unknown=108, NotChecked=378, Total=4422 [2024-11-09 07:18:56,565 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 366 mSDsluCounter, 1065 mSDsCounter, 0 mSdLazyCounter, 1796 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 1143 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 1796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2024-11-09 07:18:56,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 1143 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 1796 Invalid, 0 Unknown, 0 Unchecked, 13.7s Time] [2024-11-09 07:18:56,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2024-11-09 07:18:56,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 455. [2024-11-09 07:18:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 455 states, 403 states have (on average 1.315136476426799) internal successors, (530), 406 states have internal predecessors, (530), 40 states have call successors, (40), 11 states have call predecessors, (40), 11 states have return successors, (40), 37 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-09 07:18:56,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 610 transitions. [2024-11-09 07:18:56,671 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 610 transitions. Word has length 124 [2024-11-09 07:18:56,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:18:56,672 INFO L471 AbstractCegarLoop]: Abstraction has 455 states and 610 transitions. [2024-11-09 07:18:56,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 4.571428571428571) internal successors, (128), 28 states have internal predecessors, (128), 9 states have call successors, (28), 8 states have call predecessors, (28), 10 states have return successors, (28), 8 states have call predecessors, (28), 9 states have call successors, (28) [2024-11-09 07:18:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 610 transitions. [2024-11-09 07:18:56,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 07:18:56,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:18:56,676 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:18:56,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-09 07:18:56,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2024-11-09 07:18:57,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-11-09 07:18:57,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:18:57,277 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:18:57,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:18:57,278 INFO L85 PathProgramCache]: Analyzing trace with hash -853827821, now seen corresponding path program 1 times [2024-11-09 07:18:57,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:18:57,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1756870225] [2024-11-09 07:18:57,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:18:57,278 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 07:18:57,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:18:57,280 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:18:57,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2024-11-09 07:18:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:18:57,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 07:18:57,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:19:00,058 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 07:19:01,852 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 64 treesize of output 32 [2024-11-09 07:19:03,102 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 64 treesize of output 32 [2024-11-09 07:19:04,047 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 07:19:05,107 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 07:19:06,092 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 07:19:07,363 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 70 treesize of output 34 [2024-11-09 07:19:07,527 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 32 proven. 276 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 07:19:07,528 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:19:08,189 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:19:08,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1756870225] [2024-11-09 07:19:08,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1756870225] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:19:08,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [70949834] [2024-11-09 07:19:08,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:19:08,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:19:08,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:19:08,191 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:19:08,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-09 07:19:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:19:09,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 07:19:09,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:19:14,275 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 07:19:17,427 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 64 treesize of output 32 [2024-11-09 07:19:19,093 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 64 treesize of output 32 [2024-11-09 07:19:20,776 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 57 treesize of output 42 [2024-11-09 07:19:22,577 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 07:19:24,537 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 07:19:27,717 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 32 proven. 276 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 07:19:27,717 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:19:28,092 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_494 (Array (_ BitVec 32) (_ BitVec 32)))) (not (fp.lt (let ((.cse0 (select (select (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_494) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))))) is different from false [2024-11-09 07:19:30,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [70949834] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:19:30,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [422587384] [2024-11-09 07:19:30,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:19:30,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:19:30,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:19:30,718 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:19:30,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-09 07:19:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:19:31,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 07:19:31,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:19:33,349 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 07:19:35,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 07:19:35,983 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 68 treesize of output 32 [2024-11-09 07:19:36,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 32 [2024-11-09 07:19:37,966 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 07:19:38,830 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 07:19:39,994 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 07:19:41,255 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 70 treesize of output 34 [2024-11-09 07:19:41,390 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 32 proven. 276 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 07:19:41,390 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:19:41,571 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_527 (Array (_ BitVec 32) (_ BitVec 32)))) (fp.lt (let ((.cse0 (select (select (store |c_#memory_int| |c_~#unsigned_char_Array_0~0.base| v_ArrVal_527) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32)))) is different from false [2024-11-09 07:19:41,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [422587384] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:19:41,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:19:41,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 27 [2024-11-09 07:19:41,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525698563] [2024-11-09 07:19:41,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:19:41,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-09 07:19:41,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:19:41,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-09 07:19:41,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=1148, Unknown=53, NotChecked=146, Total=1560 [2024-11-09 07:19:41,611 INFO L87 Difference]: Start difference. First operand 455 states and 610 transitions. Second operand has 28 states, 28 states have (on average 5.714285714285714) internal successors, (160), 27 states have internal predecessors, (160), 15 states have call successors, (42), 15 states have call predecessors, (42), 15 states have return successors, (42), 15 states have call predecessors, (42), 15 states have call successors, (42) [2024-11-09 07:19:52,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:19:52,798 INFO L93 Difference]: Finished difference Result 1290 states and 1735 transitions. [2024-11-09 07:19:52,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 07:19:52,800 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 5.714285714285714) internal successors, (160), 27 states have internal predecessors, (160), 15 states have call successors, (42), 15 states have call predecessors, (42), 15 states have return successors, (42), 15 states have call predecessors, (42), 15 states have call successors, (42) Word has length 124 [2024-11-09 07:19:52,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:19:52,806 INFO L225 Difference]: With dead ends: 1290 [2024-11-09 07:19:52,807 INFO L226 Difference]: Without dead ends: 838 [2024-11-09 07:19:52,813 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 491 GetRequests, 450 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 594 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=260, Invalid=1255, Unknown=53, NotChecked=154, Total=1722 [2024-11-09 07:19:52,814 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 590 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 1617 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 1725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2024-11-09 07:19:52,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [590 Valid, 934 Invalid, 1725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1617 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2024-11-09 07:19:52,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2024-11-09 07:19:53,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 572. [2024-11-09 07:19:53,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 572 states, 485 states have (on average 1.288659793814433) internal successors, (625), 489 states have internal predecessors, (625), 68 states have call successors, (68), 18 states have call predecessors, (68), 18 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-09 07:19:53,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 761 transitions. [2024-11-09 07:19:53,019 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 761 transitions. Word has length 124 [2024-11-09 07:19:53,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:19:53,020 INFO L471 AbstractCegarLoop]: Abstraction has 572 states and 761 transitions. [2024-11-09 07:19:53,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 5.714285714285714) internal successors, (160), 27 states have internal predecessors, (160), 15 states have call successors, (42), 15 states have call predecessors, (42), 15 states have return successors, (42), 15 states have call predecessors, (42), 15 states have call successors, (42) [2024-11-09 07:19:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 761 transitions. [2024-11-09 07:19:53,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 07:19:53,025 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:19:53,026 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:19:53,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-09 07:19:53,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-09 07:19:53,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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)] Forceful destruction successful, exit code 0 [2024-11-09 07:19:53,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:19:53,630 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:19:53,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:19:53,631 INFO L85 PathProgramCache]: Analyzing trace with hash 497557397, now seen corresponding path program 1 times [2024-11-09 07:19:53,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:19:53,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1471046293] [2024-11-09 07:19:53,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:19:53,632 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 07:19:53,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:19:53,633 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:19:53,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:19:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:19:53,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 07:19:53,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:19:53,984 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-09 07:19:53,985 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:19:53,985 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:19:53,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1471046293] [2024-11-09 07:19:53,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1471046293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:19:53,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:19:53,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:19:53,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761059437] [2024-11-09 07:19:53,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:19:53,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:19:53,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:19:53,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:19:53,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:19:53,987 INFO L87 Difference]: Start difference. First operand 572 states and 761 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 07:19:54,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:19:54,212 INFO L93 Difference]: Finished difference Result 1141 states and 1519 transitions. [2024-11-09 07:19:54,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:19:54,213 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 124 [2024-11-09 07:19:54,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:19:54,216 INFO L225 Difference]: With dead ends: 1141 [2024-11-09 07:19:54,216 INFO L226 Difference]: Without dead ends: 572 [2024-11-09 07:19:54,218 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:19:54,218 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 0 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 07:19:54,219 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 415 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 07:19:54,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2024-11-09 07:19:54,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 572. [2024-11-09 07:19:54,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 572 states, 485 states have (on average 1.284536082474227) internal successors, (623), 489 states have internal predecessors, (623), 68 states have call successors, (68), 18 states have call predecessors, (68), 18 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-09 07:19:54,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 759 transitions. [2024-11-09 07:19:54,329 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 759 transitions. Word has length 124 [2024-11-09 07:19:54,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:19:54,329 INFO L471 AbstractCegarLoop]: Abstraction has 572 states and 759 transitions. [2024-11-09 07:19:54,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 07:19:54,330 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 759 transitions. [2024-11-09 07:19:54,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-09 07:19:54,332 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:19:54,333 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:19:54,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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)] Ended with exit code 0 [2024-11-09 07:19:54,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:19:54,533 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:19:54,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:19:54,534 INFO L85 PathProgramCache]: Analyzing trace with hash -548239082, now seen corresponding path program 1 times [2024-11-09 07:19:54,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:19:54,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1272402088] [2024-11-09 07:19:54,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:19:54,535 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 07:19:54,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:19:54,538 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:19:54,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:19:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:19:54,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-09 07:19:55,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:19:59,299 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 07:20:01,818 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 64 treesize of output 32 [2024-11-09 07:20:03,707 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 64 treesize of output 32 [2024-11-09 07:20:05,178 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 07:20:06,881 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 07:20:08,505 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 07:20:10,978 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 103 treesize of output 59 [2024-11-09 07:20:11,341 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 96 treesize of output 69 [2024-11-09 07:20:11,613 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 96 treesize of output 69 [2024-11-09 07:20:12,237 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 96 treesize of output 69 [2024-11-09 07:20:12,718 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 176 treesize of output 80 [2024-11-09 07:20:13,215 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 07:20:13,215 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:20:14,147 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_585 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_584 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_584) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_585))) (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))) is different from false [2024-11-09 07:20:16,695 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_585 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_583 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_584 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_124| (_ BitVec 32))) (or (not (= (let ((.cse0 (select (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_124|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_124|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_124|)))) (let ((.cse2 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset |v_skolemized_q#valueAsBitvector_124|)) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_583) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_584) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_585))) (fp.eq (let ((.cse1 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (let ((.cse3 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))))) is different from false [2024-11-09 07:20:16,876 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:20:16,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1272402088] [2024-11-09 07:20:16,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1272402088] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:20:16,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [598729169] [2024-11-09 07:20:16,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:20:16,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:20:16,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:20:16,878 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:20:16,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 07:20:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:20:18,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-09 07:20:18,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:20:22,920 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 07:20:24,478 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 64 treesize of output 32 [2024-11-09 07:20:26,318 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 64 treesize of output 32 [2024-11-09 07:20:27,609 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 07:20:29,208 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 07:20:30,729 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 07:20:33,013 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 103 treesize of output 59 [2024-11-09 07:20:33,161 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 96 treesize of output 69 [2024-11-09 07:20:33,265 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 96 treesize of output 69 [2024-11-09 07:20:33,651 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 96 treesize of output 69 [2024-11-09 07:20:33,874 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 176 treesize of output 80 [2024-11-09 07:20:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 07:20:33,944 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:20:34,025 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_620 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_620))) (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))) is different from false [2024-11-09 07:20:34,099 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_620 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_619 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_619) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_620))) (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))) is different from false [2024-11-09 07:20:36,568 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_620 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_619 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_132| (_ BitVec 32)) (v_ArrVal_618 (Array (_ BitVec 32) (_ BitVec 32)))) (or (not (= (let ((.cse0 (select (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_132|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_132|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_132|)))) (let ((.cse2 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset |v_skolemized_q#valueAsBitvector_132|)) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_618) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_619) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_620))) (fp.eq (let ((.cse1 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (let ((.cse3 (select (select .cse2 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))))))) is different from false [2024-11-09 07:20:36,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [598729169] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:20:36,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772721730] [2024-11-09 07:20:36,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:20:36,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:20:36,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:20:36,795 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:20:36,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-09 07:20:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:20:38,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 07:20:38,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:20:42,673 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 07:20:45,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 07:20:45,671 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 44 treesize of output 20 [2024-11-09 07:20:47,227 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 50 treesize of output 22 [2024-11-09 07:20:48,603 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 07:20:49,949 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 07:20:51,649 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 07:20:54,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 07:20:54,079 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 47 [2024-11-09 07:20:56,652 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 72 treesize of output 51 [2024-11-09 07:20:57,199 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 72 treesize of output 51 [2024-11-09 07:20:58,001 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 72 treesize of output 51 [2024-11-09 07:20:58,665 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 07:20:58,666 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 170 treesize of output 68 [2024-11-09 07:20:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 26 proven. 291 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-09 07:20:58,743 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:21:02,674 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_585 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_139| (_ BitVec 32)) (v_ArrVal_654 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_655 (Array (_ BitVec 32) (_ BitVec 32)))) (or (let ((.cse1 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset |v_skolemized_q#valueAsBitvector_139|)) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_654) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_655) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_585))) (fp.eq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))) (not (= (let ((.cse3 (select (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar0_Pointer~0.offset))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_139|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_139|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_139|)))))) is different from false [2024-11-09 07:21:02,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772721730] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:21:02,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:21:02,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 17] total 29 [2024-11-09 07:21:02,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7759243] [2024-11-09 07:21:02,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:21:02,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-09 07:21:02,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:21:02,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-09 07:21:02,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=1135, Unknown=122, NotChecked=462, Total=1892 [2024-11-09 07:21:02,979 INFO L87 Difference]: Start difference. First operand 572 states and 759 transitions. Second operand has 30 states, 30 states have (on average 4.333333333333333) internal successors, (130), 29 states have internal predecessors, (130), 10 states have call successors, (28), 10 states have call predecessors, (28), 11 states have return successors, (28), 10 states have call predecessors, (28), 10 states have call successors, (28) [2024-11-09 07:21:27,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:21:29,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:34,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:21:36,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:21:36,012 INFO L93 Difference]: Finished difference Result 1580 states and 2106 transitions. [2024-11-09 07:21:36,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 07:21:36,014 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.333333333333333) internal successors, (130), 29 states have internal predecessors, (130), 10 states have call successors, (28), 10 states have call predecessors, (28), 11 states have return successors, (28), 10 states have call predecessors, (28), 10 states have call successors, (28) Word has length 125 [2024-11-09 07:21:36,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:21:36,019 INFO L225 Difference]: With dead ends: 1580 [2024-11-09 07:21:36,020 INFO L226 Difference]: Without dead ends: 1011 [2024-11-09 07:21:36,022 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 411 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 26.5s TimeCoverageRelationStatistics Valid=397, Invalid=2148, Unknown=131, NotChecked=630, Total=3306 [2024-11-09 07:21:36,023 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 683 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 2240 mSolverCounterSat, 111 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 693 SdHoareTripleChecker+Valid, 1247 SdHoareTripleChecker+Invalid, 2353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 2240 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.4s IncrementalHoareTripleChecker+Time [2024-11-09 07:21:36,024 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [693 Valid, 1247 Invalid, 2353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 2240 Invalid, 2 Unknown, 0 Unchecked, 26.4s Time] [2024-11-09 07:21:36,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2024-11-09 07:21:36,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 626. [2024-11-09 07:21:36,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 626 states, 539 states have (on average 1.300556586270872) internal successors, (701), 543 states have internal predecessors, (701), 68 states have call successors, (68), 18 states have call predecessors, (68), 18 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-09 07:21:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 837 transitions. [2024-11-09 07:21:36,163 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 837 transitions. Word has length 125 [2024-11-09 07:21:36,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:21:36,164 INFO L471 AbstractCegarLoop]: Abstraction has 626 states and 837 transitions. [2024-11-09 07:21:36,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.333333333333333) internal successors, (130), 29 states have internal predecessors, (130), 10 states have call successors, (28), 10 states have call predecessors, (28), 11 states have return successors, (28), 10 states have call predecessors, (28), 10 states have call successors, (28) [2024-11-09 07:21:36,164 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 837 transitions. [2024-11-09 07:21:36,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-09 07:21:36,167 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:21:36,167 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:21:36,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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)] Ended with exit code 0 [2024-11-09 07:21:36,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-09 07:21:36,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-11-09 07:21:36,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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=3,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:21:36,768 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:21:36,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:21:36,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1619466129, now seen corresponding path program 1 times [2024-11-09 07:21:36,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:21:36,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1349146480] [2024-11-09 07:21:36,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:21:36,769 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 07:21:36,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:21:36,770 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:21:36,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:21:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:21:37,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-09 07:21:37,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:21:45,733 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 07:21:51,087 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 62 treesize of output 30 [2024-11-09 07:21:55,393 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 103 treesize of output 76 [2024-11-09 07:21:58,814 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 103 treesize of output 76 [2024-11-09 07:22:02,233 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 103 treesize of output 76 [2024-11-09 07:22:08,475 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 104 treesize of output 55 [2024-11-09 07:22:09,093 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 97 treesize of output 70 [2024-11-09 07:22:09,635 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 97 treesize of output 70 [2024-11-09 07:22:10,660 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 97 treesize of output 70 [2024-11-09 07:22:11,165 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 131 treesize of output 59 [2024-11-09 07:22:11,661 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 20 proven. 276 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-09 07:22:11,661 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:22:12,377 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_690 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_690))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))))) is different from false [2024-11-09 07:22:14,274 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_690 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_688 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_689 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_147| (_ BitVec 32))) (not (let ((.cse1 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset |v_skolemized_q#valueAsBitvector_147|)) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_688) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_689) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_690))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))))) is different from false [2024-11-09 07:22:14,369 WARN L851 $PredicateComparison]: unable to prove that (or (fp.leq |c_ULTIMATE.start_step_#t~mem5#1| (fp.neg |c_ULTIMATE.start_step_#t~mem4#1|)) (forall ((v_ArrVal_690 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_688 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_689 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_147| (_ BitVec 32))) (not (let ((.cse1 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset |v_skolemized_q#valueAsBitvector_147|)) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_688) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_689) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_690))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))))))) is different from false [2024-11-09 07:22:15,017 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:22:15,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1349146480] [2024-11-09 07:22:15,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1349146480] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:22:15,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [529551656] [2024-11-09 07:22:15,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:22:15,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:22:15,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:22:15,019 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:22:15,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-09 07:22:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:22:17,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-09 07:22:17,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:22:26,143 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 07:22:29,464 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 62 treesize of output 30 [2024-11-09 07:22:32,259 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 103 treesize of output 76 [2024-11-09 07:22:35,662 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 103 treesize of output 76 [2024-11-09 07:22:38,671 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 103 treesize of output 76 [2024-11-09 07:22:43,681 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 104 treesize of output 55 [2024-11-09 07:22:43,838 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 97 treesize of output 70 [2024-11-09 07:22:44,008 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 97 treesize of output 70 [2024-11-09 07:22:44,544 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 97 treesize of output 70 [2024-11-09 07:22:44,669 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 131 treesize of output 59 [2024-11-09 07:22:45,130 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 20 proven. 276 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-09 07:22:45,130 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:22:45,207 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_726 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_726))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))))) is different from false [2024-11-09 07:22:45,314 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_725 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_726 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse1 (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_725) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_726))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))))) is different from false [2024-11-09 07:22:45,378 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_725 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_726 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_724 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse1 (store (store (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_724) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_725) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_726))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))))) is different from false [2024-11-09 07:22:48,048 WARN L851 $PredicateComparison]: unable to prove that (or (fp.leq |c_ULTIMATE.start_step_#t~mem5#1| (fp.neg |c_ULTIMATE.start_step_#t~mem4#1|)) (forall ((v_ArrVal_723 (_ BitVec 32)) (v_ArrVal_725 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_726 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_724 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse1 (store (store (store (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base (store (select |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.offset v_ArrVal_723)) c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_724) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_725) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_726))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))))))) is different from false [2024-11-09 07:22:48,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [529551656] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:22:48,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1398772442] [2024-11-09 07:22:48,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:22:48,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:22:48,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:22:48,988 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:22:48,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-09 07:22:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:22:49,427 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 07:22:49,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:23:04,155 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 57 treesize of output 32 [2024-11-09 07:23:04,853 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 50 treesize of output 35 [2024-11-09 07:23:05,546 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 50 treesize of output 35 [2024-11-09 07:23:08,626 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 50 treesize of output 35 [2024-11-09 07:23:09,789 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-09 07:23:09,789 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:23:09,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1398772442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:23:09,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 07:23:09,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [22, 22] total 30 [2024-11-09 07:23:09,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094284493] [2024-11-09 07:23:09,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:23:09,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 07:23:09,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:23:09,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 07:23:09,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=1140, Unknown=70, NotChecked=546, Total=1980 [2024-11-09 07:23:09,793 INFO L87 Difference]: Start difference. First operand 626 states and 837 transitions. Second operand has 10 states, 10 states have (on average 5.8) internal successors, (58), 9 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 07:23:16,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:23:18,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:23:18,906 INFO L93 Difference]: Finished difference Result 1432 states and 1920 transitions. [2024-11-09 07:23:18,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:23:18,907 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 9 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 125 [2024-11-09 07:23:18,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:23:18,911 INFO L225 Difference]: With dead ends: 1432 [2024-11-09 07:23:18,911 INFO L226 Difference]: Without dead ends: 809 [2024-11-09 07:23:18,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 381 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 524 ImplicationChecksByTransitivity, 21.2s TimeCoverageRelationStatistics Valid=240, Invalid=1200, Unknown=70, NotChecked=560, Total=2070 [2024-11-09 07:23:18,914 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 239 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 481 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 481 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-09 07:23:18,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 395 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 481 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2024-11-09 07:23:18,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2024-11-09 07:23:19,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 662. [2024-11-09 07:23:19,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 575 states have (on average 1.2956521739130435) internal successors, (745), 579 states have internal predecessors, (745), 68 states have call successors, (68), 18 states have call predecessors, (68), 18 states have return successors, (68), 64 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-09 07:23:19,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 881 transitions. [2024-11-09 07:23:19,097 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 881 transitions. Word has length 125 [2024-11-09 07:23:19,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:23:19,098 INFO L471 AbstractCegarLoop]: Abstraction has 662 states and 881 transitions. [2024-11-09 07:23:19,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 9 states have internal predecessors, (58), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-09 07:23:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 881 transitions. [2024-11-09 07:23:19,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-09 07:23:19,102 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:23:19,102 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:23:19,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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)] Ended with exit code 0 [2024-11-09 07:23:19,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-09 07:23:19,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-09 07:23:19,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 07:23:19,703 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:23:19,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:23:19,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1557645270, now seen corresponding path program 1 times [2024-11-09 07:23:19,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:23:19,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1431096802] [2024-11-09 07:23:19,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:23:19,705 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 07:23:19,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:23:19,708 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:23:19,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:23:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:23:20,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-09 07:23:20,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:23:29,707 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 07:23:35,957 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 62 treesize of output 30 [2024-11-09 07:23:40,596 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 103 treesize of output 76 [2024-11-09 07:23:43,892 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 103 treesize of output 76 [2024-11-09 07:23:47,450 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 103 treesize of output 76 [2024-11-09 07:23:53,741 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 103 treesize of output 54 [2024-11-09 07:23:54,317 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 96 treesize of output 69 [2024-11-09 07:23:54,847 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 96 treesize of output 69 [2024-11-09 07:23:55,756 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 96 treesize of output 69 [2024-11-09 07:23:56,232 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 130 treesize of output 58 [2024-11-09 07:23:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 20 proven. 276 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-09 07:23:56,658 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:23:58,466 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_786 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_787 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_786) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_787))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))))) is different from false [2024-11-09 07:24:02,327 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:24:02,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1431096802] [2024-11-09 07:24:02,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1431096802] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:24:02,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [10924706] [2024-11-09 07:24:02,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:24:02,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:24:02,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:24:02,329 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:24:02,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-09 07:24:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:24:04,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-09 07:24:04,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:24:13,051 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 07:24:16,279 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 62 treesize of output 30 [2024-11-09 07:24:18,958 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 103 treesize of output 76 [2024-11-09 07:24:22,249 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 103 treesize of output 76 [2024-11-09 07:24:25,363 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 103 treesize of output 76 [2024-11-09 07:24:30,398 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 103 treesize of output 54 [2024-11-09 07:24:30,624 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 96 treesize of output 69 [2024-11-09 07:24:30,804 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 96 treesize of output 69 [2024-11-09 07:24:31,417 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 96 treesize of output 69 [2024-11-09 07:24:31,542 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 130 treesize of output 58 [2024-11-09 07:24:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 20 proven. 276 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-09 07:24:31,960 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:24:32,027 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_823 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_823))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))))) is different from false [2024-11-09 07:24:52,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [10924706] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:24:52,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2004700006] [2024-11-09 07:24:52,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:24:52,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:24:52,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:24:52,066 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:24:52,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-09 07:24:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:24:52,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-09 07:24:52,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:25:02,208 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 07:25:12,968 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 62 treesize of output 30 [2024-11-09 07:25:18,854 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 103 treesize of output 76 [2024-11-09 07:25:23,122 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 103 treesize of output 76 [2024-11-09 07:25:28,008 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 103 treesize of output 76 [2024-11-09 07:25:37,808 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 103 treesize of output 54 [2024-11-09 07:25:38,028 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 96 treesize of output 69 [2024-11-09 07:25:38,284 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 96 treesize of output 69 [2024-11-09 07:25:38,915 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 96 treesize of output 69 [2024-11-09 07:25:39,054 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 130 treesize of output 58 [2024-11-09 07:25:39,633 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 20 proven. 276 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-09 07:25:39,634 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:25:39,723 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_857 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_857))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))))) is different from false [2024-11-09 07:25:39,850 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_857 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_856 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_856) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_857))) (fp.leq (let ((.cse0 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar2_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (let ((.cse2 (select (select .cse1 c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.base) c_~float_Array_0_arrayfloat_Array_0arrayVar1_Pointer~0.offset))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))))))) is different from false [2024-11-09 07:26:01,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2004700006] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:26:01,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:26:01,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 25] total 37 [2024-11-09 07:26:01,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142027968] [2024-11-09 07:26:01,738 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:26:01,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-09 07:26:01,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:26:01,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-09 07:26:01,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=341, Invalid=2380, Unknown=265, NotChecked=436, Total=3422 [2024-11-09 07:26:01,741 INFO L87 Difference]: Start difference. First operand 662 states and 881 transitions. Second operand has 38 states, 36 states have (on average 2.861111111111111) internal successors, (103), 34 states have internal predecessors, (103), 9 states have call successors, (23), 9 states have call predecessors, (23), 9 states have return successors, (23), 8 states have call predecessors, (23), 9 states have call successors, (23) [2024-11-09 07:26:51,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:26:51,879 INFO L93 Difference]: Finished difference Result 2186 states and 2911 transitions. [2024-11-09 07:26:51,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-09 07:26:51,881 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 36 states have (on average 2.861111111111111) internal successors, (103), 34 states have internal predecessors, (103), 9 states have call successors, (23), 9 states have call predecessors, (23), 9 states have return successors, (23), 8 states have call predecessors, (23), 9 states have call successors, (23) Word has length 126 [2024-11-09 07:26:51,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:26:51,887 INFO L225 Difference]: With dead ends: 2186 [2024-11-09 07:26:51,888 INFO L226 Difference]: Without dead ends: 1527 [2024-11-09 07:26:51,891 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 398 SyntacticMatches, 4 SemanticMatches, 72 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 1452 ImplicationChecksByTransitivity, 82.6s TimeCoverageRelationStatistics Valid=651, Invalid=3917, Unknown=278, NotChecked=556, Total=5402 [2024-11-09 07:26:51,893 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 687 mSDsluCounter, 1887 mSDsCounter, 0 mSdLazyCounter, 3428 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 2005 SdHoareTripleChecker+Invalid, 3578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 3428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.9s IncrementalHoareTripleChecker+Time [2024-11-09 07:26:51,893 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [697 Valid, 2005 Invalid, 3578 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [150 Valid, 3428 Invalid, 0 Unknown, 0 Unchecked, 35.9s Time] [2024-11-09 07:26:51,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1527 states. [2024-11-09 07:26:52,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1527 to 832. [2024-11-09 07:26:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 832 states, 707 states have (on average 1.2814710042432815) internal successors, (906), 715 states have internal predecessors, (906), 96 states have call successors, (96), 28 states have call predecessors, (96), 28 states have return successors, (96), 88 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-09 07:26:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 1098 transitions. [2024-11-09 07:26:52,142 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 1098 transitions. Word has length 126 [2024-11-09 07:26:52,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:26:52,142 INFO L471 AbstractCegarLoop]: Abstraction has 832 states and 1098 transitions. [2024-11-09 07:26:52,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 36 states have (on average 2.861111111111111) internal successors, (103), 34 states have internal predecessors, (103), 9 states have call successors, (23), 9 states have call predecessors, (23), 9 states have return successors, (23), 8 states have call predecessors, (23), 9 states have call successors, (23) [2024-11-09 07:26:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1098 transitions. [2024-11-09 07:26:52,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-09 07:26:52,146 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:26:52,146 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:26:52,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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)] Ended with exit code 0 [2024-11-09 07:26:52,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-11-09 07:26:52,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-09 07:26:52,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 07:26:52,747 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:26:52,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:26:52,750 INFO L85 PathProgramCache]: Analyzing trace with hash -860839208, now seen corresponding path program 1 times [2024-11-09 07:26:52,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:26:52,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1084980846] [2024-11-09 07:26:52,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:26:52,751 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 07:26:52,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:26:52,757 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:26:52,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 (29)] Waiting until timeout for monitored process [2024-11-09 07:26:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:26:53,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 07:26:53,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:26:53,416 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-09 07:26:53,416 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:26:53,416 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:26:53,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1084980846] [2024-11-09 07:26:53,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1084980846] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:26:53,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:26:53,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 07:26:53,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584919634] [2024-11-09 07:26:53,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:26:53,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:26:53,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:26:53,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:26:53,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:26:53,418 INFO L87 Difference]: Start difference. First operand 832 states and 1098 transitions. Second operand has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-09 07:26:54,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:26:54,568 INFO L93 Difference]: Finished difference Result 1645 states and 2157 transitions. [2024-11-09 07:26:54,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 07:26:54,569 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) Word has length 126 [2024-11-09 07:26:54,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:26:54,573 INFO L225 Difference]: With dead ends: 1645 [2024-11-09 07:26:54,574 INFO L226 Difference]: Without dead ends: 800 [2024-11-09 07:26:54,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-09 07:26:54,576 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 1 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 07:26:54,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 595 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 07:26:54,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2024-11-09 07:26:54,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 486. [2024-11-09 07:26:54,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 486 states, 401 states have (on average 1.254364089775561) internal successors, (503), 404 states have internal predecessors, (503), 64 states have call successors, (64), 20 states have call predecessors, (64), 20 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-09 07:26:54,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 631 transitions. [2024-11-09 07:26:54,727 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 631 transitions. Word has length 126 [2024-11-09 07:26:54,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:26:54,728 INFO L471 AbstractCegarLoop]: Abstraction has 486 states and 631 transitions. [2024-11-09 07:26:54,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-09 07:26:54,728 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 631 transitions. [2024-11-09 07:26:54,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-09 07:26:54,730 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:26:54,730 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:26:54,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 (29)] Ended with exit code 0 [2024-11-09 07:26:54,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:26:54,931 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:26:54,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:26:54,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1774223095, now seen corresponding path program 1 times [2024-11-09 07:26:54,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:26:54,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [149282617] [2024-11-09 07:26:54,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:26:54,932 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 07:26:54,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:26:54,936 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 07:26:54,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/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 (30)] Waiting until timeout for monitored process [2024-11-09 07:26:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:26:55,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 07:26:55,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:27:02,273 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 07:27:03,816 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 07:27:05,522 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 07:27:07,114 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 07:27:09,019 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 07:27:10,924 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 07:27:13,789 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 07:27:14,052 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 07:27:14,466 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 07:27:14,979 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 07:27:15,301 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 07:27:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 2 proven. 318 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-09 07:27:15,810 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:27:17,176 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_916 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_917 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_918 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_915 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_915))) (or (= ((_ extract 7 0) (select (select (store (store (store .cse0 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_916) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_917) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_918) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (select (select .cse0 c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset))))))) is different from false [2024-11-09 07:27:17,851 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:27:17,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [149282617] [2024-11-09 07:27:17,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [149282617] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:27:17,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1255447892] [2024-11-09 07:27:17,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:27:17,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 07:27:17,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 07:27:17,853 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 07:27:17,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-09 07:27:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:27:19,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-09 07:27:19,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:27:22,422 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 07:27:24,272 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 07:27:25,689 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 07:27:27,152 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 07:27:28,655 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 07:27:30,367 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 07:27:32,318 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 07:27:34,898 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 07:27:35,303 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 07:27:35,695 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 07:27:36,033 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 07:27:36,099 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 07:27:36,183 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-09 07:27:36,183 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:27:36,266 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_957 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store |c_#memory_int| c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_957) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)))) is different from false [2024-11-09 07:27:37,122 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_916 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_917 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_918 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_954 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base v_ArrVal_954))) (or (= ((_ extract 7 0) (select (select (store (store (store .cse0 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base v_ArrVal_916) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer~0.base v_ArrVal_917) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_918) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)) (_ bv0 8)) (not (= ((_ extract 7 0) (select (select .cse0 c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer~0.offset)) (_ bv0 8)))))) is different from false [2024-11-09 07:27:37,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1255447892] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:27:37,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889731850] [2024-11-09 07:27:37,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:27:37,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:27:37,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:27:37,909 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:27:37,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e0b4f48-da01-4933-86c8-3cd90e6ab946/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-11-09 07:27:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:27:38,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-09 07:27:38,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:27:50,915 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 07:27:57,866 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 23 treesize of output 16 [2024-11-09 07:28:01,620 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 23 treesize of output 16 [2024-11-09 07:28:02,395 INFO L349 Elim1Store]: treesize reduction 32, result has 31.9 percent of original size [2024-11-09 07:28:02,395 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 33 treesize of output 39 [2024-11-09 07:28:03,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2024-11-09 07:28:05,359 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 64 treesize of output 32 [2024-11-09 07:28:07,262 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 27 proven. 172 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-09 07:28:07,262 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:28:28,078 WARN L851 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_step_#t~mem33#1| (_ BitVec 8)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base (_ BitVec 32)) (~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_990 (_ BitVec 32))) (let ((.cse2 (let ((.cse3 (store |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base (store (select |c_#memory_int| c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) ~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset ((_ sign_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (select (select |c_#memory_int| ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))))))) (store .cse3 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base (store (select .cse3 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.offset v_ArrVal_990))))) (let ((.cse1 (select (select .cse2 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer~0.base) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer~0.offset)) (.cse0 ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse2 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) ~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset))))) (or (not (bvsge (bvsrem .cse0 ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem33#1|)) .cse1)) (not (bvugt (bvadd .cse0 .cse1) (bvmul .cse0 c_~last_1_unsigned_long_int_Array_0_0_~0))))))) is different from false [2024-11-09 07:29:18,534 WARN L851 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_step_#t~mem33#1| (_ BitVec 8)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base (_ BitVec 32)) (~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_990 (_ BitVec 32)) (v_ArrVal_987 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (let ((.cse3 (let ((.cse4 (store |c_#memory_int| c_~float_Array_0_arrayfloat_Array_0arrayVar3_Pointer~0.base v_ArrVal_987))) (store .cse4 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base (store (select .cse4 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) ~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset ((_ sign_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (select (select .cse4 ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))))))) (store .cse3 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base (store (select .cse3 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.base) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer~0.offset v_ArrVal_990))))) (let ((.cse1 (select (select .cse2 c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer~0.base) c_~signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer~0.offset)) (.cse0 ((_ sign_extend 16) ((_ extract 15 0) (select (select .cse2 c_~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.base) ~signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer~0.offset))))) (or (not (bvsge (bvsrem .cse0 ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem33#1|)) .cse1)) (not (bvugt (bvadd .cse1 .cse0) (bvmul .cse0 c_~last_1_unsigned_long_int_Array_0_0_~0))))))) is different from false [2024-11-09 07:29:19,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889731850] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:29:19,588 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:29:19,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12, 19] total 39 [2024-11-09 07:29:19,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831430522] [2024-11-09 07:29:19,589 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:29:19,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-11-09 07:29:19,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:29:19,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-11-09 07:29:19,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=233, Invalid=2350, Unknown=89, NotChecked=520, Total=3192 [2024-11-09 07:29:19,592 INFO L87 Difference]: Start difference. First operand 486 states and 631 transitions. Second operand has 40 states, 37 states have (on average 4.5675675675675675) internal successors, (169), 36 states have internal predecessors, (169), 14 states have call successors, (40), 12 states have call predecessors, (40), 14 states have return successors, (40), 13 states have call predecessors, (40), 14 states have call successors, (40)