./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh --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 7581e0bea1826c3794ad0449af5150018419a32379630f3feef0d64beaf17e52 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:15:17,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:15:17,960 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 08:15:17,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:15:17,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:15:17,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:15:17,989 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:15:17,989 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:15:17,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:15:17,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:15:17,991 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:15:17,991 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:15:17,992 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:15:17,993 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:15:17,993 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:15:17,994 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:15:17,994 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:15:17,995 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:15:17,995 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:15:17,996 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:15:17,996 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:15:18,000 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:15:18,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:15:18,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:15:18,001 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:15:18,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:15:18,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:15:18,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:15:18,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:15:18,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:15:18,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:15:18,003 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:15:18,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:15:18,004 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:15:18,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:15:18,004 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:15:18,005 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:15:18,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:15:18,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:15:18,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:15:18,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:15:18,006 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:15:18,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:15:18,006 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:15:18,007 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:15:18,007 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:15:18,007 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:15:18,007 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_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7581e0bea1826c3794ad0449af5150018419a32379630f3feef0d64beaf17e52 [2023-12-02 08:15:18,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:15:18,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:15:18,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:15:18,240 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:15:18,240 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:15:18,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i [2023-12-02 08:15:20,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:15:21,183 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:15:21,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i [2023-12-02 08:15:21,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/data/c72f964a4/e233c5b0d0364375acde0b5e9ca26688/FLAG45e4fcdc3 [2023-12-02 08:15:21,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/data/c72f964a4/e233c5b0d0364375acde0b5e9ca26688 [2023-12-02 08:15:21,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:15:21,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:15:21,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:15:21,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:15:21,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:15:21,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1882905b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21, skipping insertion in model container [2023-12-02 08:15:21,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,262 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:15:21,416 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i[917,930] [2023-12-02 08:15:21,478 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:15:21,491 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:15:21,504 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i[917,930] [2023-12-02 08:15:21,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:15:21,562 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:15:21,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21 WrapperNode [2023-12-02 08:15:21,563 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:15:21,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:15:21,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:15:21,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:15:21,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,627 INFO L138 Inliner]: procedures = 29, calls = 180, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 503 [2023-12-02 08:15:21,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:15:21,628 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:15:21,628 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:15:21,628 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:15:21,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,645 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,678 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:15:21,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:15:21,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:15:21,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:15:21,686 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (1/1) ... [2023-12-02 08:15:21,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:15:21,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:15:21,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:15:21,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:15:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:15:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 08:15:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 08:15:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 08:15:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 08:15:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 08:15:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:15:21,743 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:15:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:15:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:15:21,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:15:21,874 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:15:21,876 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:15:22,320 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:15:22,790 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:15:22,790 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:15:22,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:22 BoogieIcfgContainer [2023-12-02 08:15:22,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:15:22,794 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:15:22,794 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:15:22,797 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:15:22,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:15:21" (1/3) ... [2023-12-02 08:15:22,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73026c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:15:22, skipping insertion in model container [2023-12-02 08:15:22,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:21" (2/3) ... [2023-12-02 08:15:22,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73026c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:15:22, skipping insertion in model container [2023-12-02 08:15:22,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:22" (3/3) ... [2023-12-02 08:15:22,800 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-23.i [2023-12-02 08:15:22,815 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:15:22,815 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:15:22,875 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:15:22,881 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@12d7c77e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:15:22,882 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:15:22,885 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:15:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 08:15:22,895 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:15:22,896 INFO L195 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:15:22,896 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:15:22,901 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:15:22,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1258315451, now seen corresponding path program 1 times [2023-12-02 08:15:22,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:15:22,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436164803] [2023-12-02 08:15:22,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:15:22,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:15:23,126 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:15:23,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2042841969] [2023-12-02 08:15:23,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:15:23,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:15:23,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:15:23,129 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:15:23,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:15:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:15:24,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 08:15:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:15:26,333 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 08:15:26,335 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 08:15:26,337 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 08:15:26,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:15:26,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 08:15:26,543 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 08:15:26,546 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 08:15:26,633 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-12-02 08:15:26,635 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-12-02 08:15:26,636 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-12-02 08:15:26,637 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-12-02 08:15:26,638 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-12-02 08:15:26,640 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-12-02 08:15:26,641 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-12-02 08:15:26,642 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-12-02 08:15:26,643 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-12-02 08:15:26,643 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-12-02 08:15:26,643 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-12-02 08:15:26,644 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-12-02 08:15:26,644 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-12-02 08:15:26,644 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-12-02 08:15:26,644 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-12-02 08:15:26,646 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-12-02 08:15:26,646 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-12-02 08:15:26,646 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-12-02 08:15:26,646 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-12-02 08:15:26,646 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-12-02 08:15:26,647 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-12-02 08:15:26,647 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-12-02 08:15:26,648 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-12-02 08:15:26,648 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-12-02 08:15:26,648 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-12-02 08:15:26,648 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-12-02 08:15:26,649 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-12-02 08:15:26,649 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-12-02 08:15:26,649 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-12-02 08:15:26,650 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-12-02 08:15:26,650 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-12-02 08:15:26,651 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-12-02 08:15:26,651 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-12-02 08:15:26,651 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-12-02 08:15:26,651 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-12-02 08:15:26,651 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-12-02 08:15:26,652 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-12-02 08:15:26,652 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-12-02 08:15:26,652 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-12-02 08:15:26,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated [2023-12-02 08:15:26,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-12-02 08:15:26,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 08:15:26,653 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-12-02 08:15:26,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-12-02 08:15:26,654 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 08:15:26,655 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-12-02 08:15:26,655 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-12-02 08:15:26,655 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-12-02 08:15:26,655 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-12-02 08:15:26,655 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated [2023-12-02 08:15:26,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-12-02 08:15:26,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-12-02 08:15:26,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-12-02 08:15:26,657 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-12-02 08:15:26,657 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-12-02 08:15:26,657 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-12-02 08:15:26,657 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-12-02 08:15:26,658 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-12-02 08:15:26,658 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-12-02 08:15:26,659 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-12-02 08:15:26,659 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-12-02 08:15:26,659 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-12-02 08:15:26,659 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-12-02 08:15:26,659 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-12-02 08:15:26,660 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-12-02 08:15:26,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-12-02 08:15:26,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated [2023-12-02 08:15:26,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-12-02 08:15:26,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-12-02 08:15:26,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-12-02 08:15:26,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-12-02 08:15:26,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-12-02 08:15:26,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-12-02 08:15:26,663 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-12-02 08:15:26,663 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-12-02 08:15:26,664 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-12-02 08:15:26,664 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-12-02 08:15:26,664 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-12-02 08:15:26,664 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-12-02 08:15:26,664 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated [2023-12-02 08:15:26,665 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-12-02 08:15:26,666 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-12-02 08:15:26,666 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-12-02 08:15:26,667 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-12-02 08:15:26,667 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-12-02 08:15:26,668 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-12-02 08:15:26,668 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-12-02 08:15:26,669 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-12-02 08:15:26,669 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-12-02 08:15:26,670 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-12-02 08:15:26,671 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-12-02 08:15:26,671 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-12-02 08:15:26,672 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-12-02 08:15:26,672 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-12-02 08:15:26,673 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-02 08:15:26,673 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-02 08:15:26,674 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-12-02 08:15:26,675 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-12-02 08:15:26,675 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-12-02 08:15:26,676 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-12-02 08:15:26,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:15:26 BoogieIcfgContainer [2023-12-02 08:15:26,702 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 08:15:26,702 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 08:15:26,702 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 08:15:26,703 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 08:15:26,703 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:22" (3/4) ... [2023-12-02 08:15:26,705 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 08:15:26,707 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 08:15:26,708 INFO L158 Benchmark]: Toolchain (without parser) took 5494.82ms. Allocated memory was 111.1MB in the beginning and 169.9MB in the end (delta: 58.7MB). Free memory was 72.9MB in the beginning and 86.8MB in the end (delta: -13.9MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2023-12-02 08:15:26,709 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory was 79.3MB in the beginning and 79.2MB in the end (delta: 31.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:15:26,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.76ms. Allocated memory is still 111.1MB. Free memory was 72.6MB in the beginning and 57.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 08:15:26,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.87ms. Allocated memory is still 111.1MB. Free memory was 57.2MB in the beginning and 53.3MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:15:26,711 INFO L158 Benchmark]: Boogie Preprocessor took 55.79ms. Allocated memory is still 111.1MB. Free memory was 53.3MB in the beginning and 50.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 08:15:26,711 INFO L158 Benchmark]: RCFGBuilder took 1107.17ms. Allocated memory was 111.1MB in the beginning and 140.5MB in the end (delta: 29.4MB). Free memory was 50.2MB in the beginning and 48.4MB in the end (delta: 1.8MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-12-02 08:15:26,712 INFO L158 Benchmark]: TraceAbstraction took 3907.90ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 48.4MB in the beginning and 86.8MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:15:26,713 INFO L158 Benchmark]: Witness Printer took 4.33ms. Allocated memory is still 169.9MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:15:26,716 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory was 79.3MB in the beginning and 79.2MB in the end (delta: 31.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.76ms. Allocated memory is still 111.1MB. Free memory was 72.6MB in the beginning and 57.2MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.87ms. Allocated memory is still 111.1MB. Free memory was 57.2MB in the beginning and 53.3MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.79ms. Allocated memory is still 111.1MB. Free memory was 53.3MB in the beginning and 50.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1107.17ms. Allocated memory was 111.1MB in the beginning and 140.5MB in the end (delta: 29.4MB). Free memory was 50.2MB in the beginning and 48.4MB in the end (delta: 1.8MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * TraceAbstraction took 3907.90ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 48.4MB in the beginning and 86.8MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.33ms. Allocated memory is still 169.9MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 52. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {0, 0}, {0, 0} }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0][0]); [L26] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer = &(BOOL_unsigned_char_Array_0[1][0]); [L27] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer = &(BOOL_unsigned_char_Array_0[0][1]); [L28] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer = &(BOOL_unsigned_char_Array_0[1][1]); [L29-L31] float float_Array_0[5] = { 1.75, 9.75, 1.4, 999.7, 1.2 }; [L32] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0]); [L33] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1]); [L34] float* float_Array_0_arrayfloat_Array_0arrayVar2_Pointer = &(float_Array_0[2]); [L35] float* float_Array_0_arrayfloat_Array_0arrayVar3_Pointer = &(float_Array_0[3]); [L36] float* float_Array_0_arrayfloat_Array_0arrayVar4_Pointer = &(float_Array_0[4]); [L37-L39] unsigned long int unsigned_long_int_Array_0[2][2][2] = { {{1394088949, 25}, {16, 16}}, {{0, 64}, {1277342739, 0}} }; [L40] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer = &(unsigned_long_int_Array_0[0][0][0]); [L41] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer = &(unsigned_long_int_Array_0[1][0][0]); [L42] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer = &(unsigned_long_int_Array_0[0][1][0]); [L43] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer = &(unsigned_long_int_Array_0[1][1][0]); [L44] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer = &(unsigned_long_int_Array_0[0][0][1]); [L45] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer = &(unsigned_long_int_Array_0[1][0][1]); [L46] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer = &(unsigned_long_int_Array_0[0][1][1]); [L47] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer = &(unsigned_long_int_Array_0[1][1][1]); [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] FCALL updateLastVariables() [L115] CALL updateVariables() [L71] BOOL_unsigned_char_Array_0[0][0] = __VERIFIER_nondet_uchar() [L72] EXPR 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L72] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L73] EXPR 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L73] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L74] BOOL_unsigned_char_Array_0[1][1] = __VERIFIER_nondet_uchar() [L75] EXPR 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L75] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L76] EXPR 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L77] float_Array_0[0] = __VERIFIER_nondet_float() [L78] EXPR float_Array_0[0] [L78] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F [L78] EXPR float_Array_0[0] [L78] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F [L78] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L78] CALL assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L79] float_Array_0[1] = __VERIFIER_nondet_float() [L80] EXPR float_Array_0[1] [L80] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L80] EXPR float_Array_0[1] [L80] EXPR float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F [L80] EXPR (float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L80] CALL assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((float_Array_0[1] >= 0.0F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L81] float_Array_0[2] = __VERIFIER_nondet_float() [L82] EXPR float_Array_0[2] [L82] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L82] EXPR float_Array_0[2] [L82] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L82] EXPR (float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L82] CALL assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L83] float_Array_0[3] = __VERIFIER_nondet_float() [L84] EXPR float_Array_0[3] [L84] EXPR float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F [L84] EXPR float_Array_0[3] [L84] EXPR float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F [L84] EXPR (float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854776000e+12F && float_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L84] CALL assume_abort_if_not((float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854776000e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not((float_Array_0[3] >= -922337.2036854776000e+13F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 9223372.036854776000e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L85] EXPR float_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L85] CALL assume_abort_if_not(float_Array_0[3] != 0.0F) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(float_Array_0[3] != 0.0F) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L86] float_Array_0[4] = __VERIFIER_nondet_float() [L87] EXPR float_Array_0[4] [L87] EXPR float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F [L87] EXPR float_Array_0[4] [L87] EXPR float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F [L87] EXPR (float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854776000e+12F && float_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L87] CALL assume_abort_if_not((float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854776000e+12F && float_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not((float_Array_0[4] >= -922337.2036854776000e+13F && float_Array_0[4] <= -1.0e-20F) || (float_Array_0[4] <= 9223372.036854776000e+12F && float_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L88] unsigned_long_int_Array_0[0][0][0] = __VERIFIER_nondet_ulong() [L89] EXPR unsigned_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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L89] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0][0] >= 1073741824) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0][0] >= 1073741824) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L90] EXPR unsigned_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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L90] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0][0] <= 2147483647) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0][0] <= 2147483647) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L91] unsigned_long_int_Array_0[1][0][0] = __VERIFIER_nondet_ulong() [L92] EXPR unsigned_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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L92] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L93] EXPR unsigned_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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L93] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0][0] <= 2147483647) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0][0] <= 2147483647) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L94] unsigned_long_int_Array_0[1][1][0] = __VERIFIER_nondet_ulong() [L95] EXPR unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L95] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L96] EXPR unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L96] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1][0] <= 2147483647) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1][0] <= 2147483647) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L97] unsigned_long_int_Array_0[1][0][1] = __VERIFIER_nondet_ulong() [L98] EXPR unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L98] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L99] EXPR unsigned_long_int_Array_0[1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L99] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0][1] <= 4294967294) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0][1] <= 4294967294) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L100] unsigned_long_int_Array_0[0][1][1] = __VERIFIER_nondet_ulong() [L101] EXPR unsigned_long_int_Array_0[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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L101] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1][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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L102] EXPR unsigned_long_int_Array_0[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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L102] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1][1] <= 4294967294) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1][1] <= 4294967294) 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [L115] RET updateVariables() [L116] CALL step() [L51] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer) [L51] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L51] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))) [L51] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L51] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))) [L51] (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer)) = (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))) [L52] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar4_Pointer) [L52] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar3_Pointer) [L52] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) [L52] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L52] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L52] COND FALSE !(((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) [L55] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer) [L55] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer) [L55] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer) [L55] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer) [L55] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) > ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) [L55] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer) [L55] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) > ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) [L55] (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)) = (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) > ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))))) [L56] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar4_Pointer) [L56] unsigned char stepLocal_0 = (- (*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer))) != 1.9f; [L57] stepLocal_0 || (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))) [L57] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer) [L57] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer) [L57] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L57] stepLocal_0 || (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))) [L57] COND FALSE !(stepLocal_0 || (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) [L60] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer) [L60] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) [L62] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) [L62] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer) [L107] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer) [L107] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L107] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))) [L107] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L107] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))) [L107] EXPR ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) && ((((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) : 1) [L107] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar4_Pointer) [L107] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar3_Pointer) [L107] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) [L107] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L107] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L107] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) : 1 [L107] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer) [L107] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer) [L107] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L107] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))) [L107] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L107] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))) [L107] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) : 1 [L107] EXPR ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) && ((((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) : 1) [L107] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) && ((((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) : 1)) && ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) > ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))))))) [L107] EXPR ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) && ((((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) : 1)) && ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) > ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((! (((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) < ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))))) : 1) : 1) : 1) [L107] EXPR (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) && ((((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) : 1)) && ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) > ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((! (((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) < ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))))) : 1) : 1) : 1)) && ((((- (*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer))) != 1.9f) || (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer))))) [L107-L108] return (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) && ((((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) <= ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer))))))) : 1)) && ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) > ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer))) : ((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) + (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) - (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((! (((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) / (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))) < ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))))) : 1) : 1) : 1)) && ((((- (*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer))) != 1.9f) || (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer))))) ; [L117] RET, EXPR property() [L117] 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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=0, cond=0, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] [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={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=0, cond=0, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:24}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer={6:28}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 1, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 08:15:26,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh --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 7581e0bea1826c3794ad0449af5150018419a32379630f3feef0d64beaf17e52 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:15:28,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:15:28,767 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 08:15:28,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:15:28,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:15:28,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:15:28,800 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:15:28,801 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:15:28,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:15:28,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:15:28,803 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:15:28,803 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:15:28,804 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:15:28,804 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:15:28,805 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:15:28,805 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:15:28,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:15:28,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:15:28,807 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:15:28,807 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:15:28,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:15:28,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:15:28,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:15:28,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:15:28,810 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 08:15:28,810 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 08:15:28,811 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 08:15:28,811 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:15:28,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:15:28,812 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:15:28,812 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:15:28,813 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 08:15:28,813 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:15:28,813 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:15:28,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:15:28,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:15:28,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:15:28,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:15:28,814 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 08:15:28,815 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 08:15:28,815 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:15:28,815 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:15:28,815 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:15:28,815 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:15:28,816 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7581e0bea1826c3794ad0449af5150018419a32379630f3feef0d64beaf17e52 [2023-12-02 08:15:29,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:15:29,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:15:29,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:15:29,124 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:15:29,124 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:15:29,125 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i [2023-12-02 08:15:31,858 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:15:32,081 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:15:32,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i [2023-12-02 08:15:32,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/data/03d5e8c4a/ec6f1ee311644b65bca73a46fcf1e2cc/FLAG039d2f2aa [2023-12-02 08:15:32,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/data/03d5e8c4a/ec6f1ee311644b65bca73a46fcf1e2cc [2023-12-02 08:15:32,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:15:32,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:15:32,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:15:32,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:15:32,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:15:32,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7451c98b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32, skipping insertion in model container [2023-12-02 08:15:32,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,146 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:15:32,268 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i[917,930] [2023-12-02 08:15:32,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:15:32,351 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:15:32,361 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-23.i[917,930] [2023-12-02 08:15:32,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:15:32,436 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:15:32,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32 WrapperNode [2023-12-02 08:15:32,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:15:32,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:15:32,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:15:32,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:15:32,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,505 INFO L138 Inliner]: procedures = 33, calls = 180, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 503 [2023-12-02 08:15:32,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:15:32,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:15:32,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:15:32,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:15:32,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,566 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,574 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:15:32,575 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:15:32,575 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:15:32,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:15:32,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (1/1) ... [2023-12-02 08:15:32,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:15:32,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:15:32,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:15:32,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:15:32,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:15:32,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 08:15:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 08:15:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 08:15:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-02 08:15:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 08:15:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-02 08:15:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-02 08:15:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:15:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:15:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:15:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:15:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 08:15:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 08:15:32,777 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:15:32,780 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:15:47,579 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:15:47,645 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:15:47,645 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:15:47,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:47 BoogieIcfgContainer [2023-12-02 08:15:47,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:15:47,649 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:15:47,649 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:15:47,655 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:15:47,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:15:32" (1/3) ... [2023-12-02 08:15:47,656 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48a951ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:15:47, skipping insertion in model container [2023-12-02 08:15:47,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:15:32" (2/3) ... [2023-12-02 08:15:47,656 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48a951ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:15:47, skipping insertion in model container [2023-12-02 08:15:47,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:15:47" (3/3) ... [2023-12-02 08:15:47,658 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-23.i [2023-12-02 08:15:47,676 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:15:47,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:15:47,719 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:15:47,724 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2cd4f368, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:15:47,724 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:15:47,729 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:15:47,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 08:15:47,746 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:15:47,746 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:15:47,747 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:15:47,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:15:47,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1331688967, now seen corresponding path program 1 times [2023-12-02 08:15:47,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:15:47,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [659496816] [2023-12-02 08:15:47,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:15:47,768 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:15:47,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:15:47,785 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:15:47,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 08:15:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:15:48,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 08:15:48,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:15:48,514 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2023-12-02 08:15:48,514 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:15:48,515 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:15:48,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [659496816] [2023-12-02 08:15:48,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [659496816] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:15:48,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:15:48,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:15:48,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539098983] [2023-12-02 08:15:48,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:15:48,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 08:15:48,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:15:48,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 08:15:48,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:15:48,554 INFO L87 Difference]: Start difference. First operand has 117 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-12-02 08:15:48,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:15:48,613 INFO L93 Difference]: Finished difference Result 231 states and 370 transitions. [2023-12-02 08:15:48,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 08:15:48,615 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 160 [2023-12-02 08:15:48,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:15:48,625 INFO L225 Difference]: With dead ends: 231 [2023-12-02 08:15:48,625 INFO L226 Difference]: Without dead ends: 115 [2023-12-02 08:15:48,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:15:48,633 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:15:48,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 167 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 08:15:48,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-12-02 08:15:48,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2023-12-02 08:15:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:15:48,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 171 transitions. [2023-12-02 08:15:48,683 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 171 transitions. Word has length 160 [2023-12-02 08:15:48,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:15:48,684 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 171 transitions. [2023-12-02 08:15:48,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-12-02 08:15:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 171 transitions. [2023-12-02 08:15:48,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 08:15:48,688 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:15:48,689 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:15:48,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:15:48,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:15:48,890 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:15:48,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:15:48,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1781793467, now seen corresponding path program 1 times [2023-12-02 08:15:48,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:15:48,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [838767682] [2023-12-02 08:15:48,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:15:48,893 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:15:48,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:15:48,894 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:15:48,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 08:15:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:15:49,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 08:15:49,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:15:49,808 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 77 treesize of output 41 [2023-12-02 08:15:49,881 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2023-12-02 08:15:49,882 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:15:49,882 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:15:49,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [838767682] [2023-12-02 08:15:49,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [838767682] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:15:49,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:15:49,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:15:49,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842690370] [2023-12-02 08:15:49,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:15:49,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 08:15:49,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:15:49,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 08:15:49,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 08:15:49,887 INFO L87 Difference]: Start difference. First operand 115 states and 171 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-12-02 08:15:52,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:15:54,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:15:55,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:15:58,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:15:59,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:02,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:05,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:07,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:09,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:12,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:14,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:16,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:17,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:16:17,747 INFO L93 Difference]: Finished difference Result 235 states and 350 transitions. [2023-12-02 08:16:17,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:16:17,748 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 160 [2023-12-02 08:16:17,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:16:17,750 INFO L225 Difference]: With dead ends: 235 [2023-12-02 08:16:17,750 INFO L226 Difference]: Without dead ends: 121 [2023-12-02 08:16:17,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-12-02 08:16:17,752 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 166 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 5 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:16:17,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 452 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 215 Invalid, 9 Unknown, 0 Unchecked, 27.7s Time] [2023-12-02 08:16:17,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-12-02 08:16:17,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 115. [2023-12-02 08:16:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 93 states have (on average 1.3978494623655915) internal successors, (130), 93 states have internal predecessors, (130), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:16:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 170 transitions. [2023-12-02 08:16:17,766 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 170 transitions. Word has length 160 [2023-12-02 08:16:17,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:16:17,767 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 170 transitions. [2023-12-02 08:16:17,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-12-02 08:16:17,767 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 170 transitions. [2023-12-02 08:16:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 08:16:17,769 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:16:17,770 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:16:17,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:16:17,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:16:17,970 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:16:17,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:16:17,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1874339713, now seen corresponding path program 1 times [2023-12-02 08:16:17,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:16:17,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [738374520] [2023-12-02 08:16:17,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:16:17,972 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:16:17,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:16:17,973 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:16:17,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:16:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:16:18,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 08:16:18,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:16:18,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2023-12-02 08:16:18,903 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2023-12-02 08:16:18,903 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:16:18,904 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:16:18,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [738374520] [2023-12-02 08:16:18,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [738374520] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:16:18,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:16:18,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:16:18,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391059485] [2023-12-02 08:16:18,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:16:18,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 08:16:18,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:16:18,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 08:16:18,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 08:16:18,908 INFO L87 Difference]: Start difference. First operand 115 states and 170 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-12-02 08:16:21,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:23,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:25,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:29,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:30,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:33,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:36,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:38,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:40,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:42,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:43,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:16:43,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:16:43,799 INFO L93 Difference]: Finished difference Result 235 states and 348 transitions. [2023-12-02 08:16:43,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:16:43,800 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 162 [2023-12-02 08:16:43,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:16:43,801 INFO L225 Difference]: With dead ends: 235 [2023-12-02 08:16:43,801 INFO L226 Difference]: Without dead ends: 121 [2023-12-02 08:16:43,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-12-02 08:16:43,803 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 157 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 4 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:16:43,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 451 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 221 Invalid, 6 Unknown, 0 Unchecked, 24.7s Time] [2023-12-02 08:16:43,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-12-02 08:16:43,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 115. [2023-12-02 08:16:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 93 states have (on average 1.3870967741935485) internal successors, (129), 93 states have internal predecessors, (129), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:16:43,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 169 transitions. [2023-12-02 08:16:43,813 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 169 transitions. Word has length 162 [2023-12-02 08:16:43,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:16:43,814 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 169 transitions. [2023-12-02 08:16:43,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-12-02 08:16:43,814 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 169 transitions. [2023-12-02 08:16:43,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 08:16:43,816 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:16:43,816 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:16:43,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-12-02 08:16:44,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:16:44,017 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:16:44,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:16:44,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1373135995, now seen corresponding path program 1 times [2023-12-02 08:16:44,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:16:44,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1389076464] [2023-12-02 08:16:44,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:16:44,018 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:16:44,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:16:44,019 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:16:44,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:16:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:16:44,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 08:16:44,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:16:45,659 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 [2023-12-02 08:16:46,535 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 [2023-12-02 08:16:47,013 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 18 treesize of output 13 [2023-12-02 08:16:47,479 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 [2023-12-02 08:16:47,890 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 [2023-12-02 08:16:48,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 08:16:48,892 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 18 treesize of output 13 [2023-12-02 08:16:49,305 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 [2023-12-02 08:16:49,723 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 [2023-12-02 08:16:50,159 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 [2023-12-02 08:16:50,572 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 [2023-12-02 08:16:50,947 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 [2023-12-02 08:16:51,075 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 [2023-12-02 08:16:51,212 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:16:51,213 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:16:51,293 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 17 treesize of output 9 [2023-12-02 08:16:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:16:51,346 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:16:51,525 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_133 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_133) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:16:51,569 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_132 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_133 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer~0.base v_ArrVal_132) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_133) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:16:51,601 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:16:51,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1389076464] [2023-12-02 08:16:51,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1389076464] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:16:51,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1556792506] [2023-12-02 08:16:51,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:16:51,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:16:51,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:16:51,603 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:16:51,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 08:16:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:16:54,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 08:16:54,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:17:00,797 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 15 treesize of output 1 [2023-12-02 08:17:01,487 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 15 treesize of output 15 [2023-12-02 08:17:01,770 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 27 treesize of output 18 [2023-12-02 08:17:01,933 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 20 treesize of output 13 [2023-12-02 08:17:02,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:17:02,358 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:17:02,358 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:17:03,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1556792506] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:17:03,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815134203] [2023-12-02 08:17:03,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:17:03,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:17:03,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:17:03,428 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:17:03,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 08:17:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:17:06,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 08:17:06,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:17:12,313 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 15 treesize of output 15 [2023-12-02 08:17:12,513 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 27 treesize of output 18 [2023-12-02 08:17:12,577 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 20 treesize of output 13 [2023-12-02 08:17:12,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:17:12,675 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:17:12,675 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:17:12,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [815134203] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:17:12,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:17:12,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [13, 10] total 22 [2023-12-02 08:17:12,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068805761] [2023-12-02 08:17:12,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:17:12,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 08:17:12,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:17:12,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 08:17:12,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=880, Unknown=15, NotChecked=122, Total=1122 [2023-12-02 08:17:12,680 INFO L87 Difference]: Start difference. First operand 115 states and 169 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:17:15,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:17,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:19,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:20,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:24,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:27,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:29,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:30,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:32,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:34,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:36,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:38,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:17:39,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:17:39,062 INFO L93 Difference]: Finished difference Result 297 states and 438 transitions. [2023-12-02 08:17:39,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 08:17:39,064 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 164 [2023-12-02 08:17:39,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:17:39,067 INFO L225 Difference]: With dead ends: 297 [2023-12-02 08:17:39,067 INFO L226 Difference]: Without dead ends: 183 [2023-12-02 08:17:39,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 544 GetRequests, 507 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=169, Invalid=1156, Unknown=15, NotChecked=142, Total=1482 [2023-12-02 08:17:39,070 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 304 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 6 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2023-12-02 08:17:39,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 589 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 506 Invalid, 7 Unknown, 0 Unchecked, 25.8s Time] [2023-12-02 08:17:39,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-12-02 08:17:39,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 130. [2023-12-02 08:17:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 108 states have (on average 1.4074074074074074) internal successors, (152), 108 states have internal predecessors, (152), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:17:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 192 transitions. [2023-12-02 08:17:39,093 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 192 transitions. Word has length 164 [2023-12-02 08:17:39,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:17:39,094 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 192 transitions. [2023-12-02 08:17:39,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:17:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 192 transitions. [2023-12-02 08:17:39,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 08:17:39,096 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:17:39,097 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:17:39,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-12-02 08:17:39,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 08:17:39,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 08:17:39,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:17:39,698 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:17:39,698 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:17:39,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1114970557, now seen corresponding path program 1 times [2023-12-02 08:17:39,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:17:39,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [123692313] [2023-12-02 08:17:39,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:17:39,699 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:17:39,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:17:39,700 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:17:39,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:17:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:17:40,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 08:17:40,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:17:41,077 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 [2023-12-02 08:17:41,784 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 18 treesize of output 13 [2023-12-02 08:17:42,207 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 [2023-12-02 08:17:42,679 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 [2023-12-02 08:17:43,066 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 18 treesize of output 13 [2023-12-02 08:17:43,678 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 [2023-12-02 08:17:44,014 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 [2023-12-02 08:17:44,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 08:17:44,824 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 [2023-12-02 08:17:45,209 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 [2023-12-02 08:17:45,606 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 [2023-12-02 08:17:46,027 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 [2023-12-02 08:17:46,159 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 [2023-12-02 08:17:46,293 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:17:46,294 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:17:46,361 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 17 treesize of output 9 [2023-12-02 08:17:46,406 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:17:46,406 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:17:46,583 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_248 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_248) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:17:46,740 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:17:46,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [123692313] [2023-12-02 08:17:46,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [123692313] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:17:46,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [608364235] [2023-12-02 08:17:46,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:17:46,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:17:46,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:17:46,741 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:17:46,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 08:17:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:17:49,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 08:17:49,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:17:57,416 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 [2023-12-02 08:17:58,208 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 [2023-12-02 08:17:59,399 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 27 treesize of output 18 [2023-12-02 08:17:59,890 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 27 treesize of output 25 [2023-12-02 08:18:00,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 20 [2023-12-02 08:18:00,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 13 [2023-12-02 08:18:00,444 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:18:00,444 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:18:00,583 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_286 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_286))) (bvult (select (select .cse0 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.offset) (select (select .cse0 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer~0.offset)))) is different from false [2023-12-02 08:18:03,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [608364235] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:18:03,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025593524] [2023-12-02 08:18:03,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:18:03,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:18:03,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:18:03,123 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:18:03,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 08:18:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:18:07,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 08:18:07,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:18:14,904 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 27 treesize of output 18 [2023-12-02 08:18:15,105 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 27 treesize of output 18 [2023-12-02 08:18:15,837 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 20 treesize of output 13 [2023-12-02 08:18:16,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:18:16,596 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:18:16,597 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:18:16,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025593524] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:18:16,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:18:16,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 10] total 24 [2023-12-02 08:18:16,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547988850] [2023-12-02 08:18:16,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:18:16,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-02 08:18:16,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:18:16,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-02 08:18:16,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=999, Unknown=65, NotChecked=134, Total=1332 [2023-12-02 08:18:16,600 INFO L87 Difference]: Start difference. First operand 130 states and 192 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:18:19,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:21,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:24,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:26,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:28,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:30,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:33,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:35,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:37,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:18:37,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:18:37,325 INFO L93 Difference]: Finished difference Result 312 states and 460 transitions. [2023-12-02 08:18:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:18:37,327 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 164 [2023-12-02 08:18:37,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:18:37,329 INFO L225 Difference]: With dead ends: 312 [2023-12-02 08:18:37,329 INFO L226 Difference]: Without dead ends: 183 [2023-12-02 08:18:37,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=168, Invalid=1179, Unknown=67, NotChecked=146, Total=1560 [2023-12-02 08:18:37,332 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 357 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 13 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2023-12-02 08:18:37,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [357 Valid, 474 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 427 Invalid, 5 Unknown, 0 Unchecked, 20.1s Time] [2023-12-02 08:18:37,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-12-02 08:18:37,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 130. [2023-12-02 08:18:37,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 108 states have (on average 1.3981481481481481) internal successors, (151), 108 states have internal predecessors, (151), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:18:37,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 191 transitions. [2023-12-02 08:18:37,351 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 191 transitions. Word has length 164 [2023-12-02 08:18:37,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:18:37,352 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 191 transitions. [2023-12-02 08:18:37,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:18:37,352 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 191 transitions. [2023-12-02 08:18:37,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 08:18:37,354 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:18:37,354 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:18:37,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:18:37,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 08:18:37,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-02 08:18:37,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:18:37,955 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:18:37,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:18:37,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1116392967, now seen corresponding path program 1 times [2023-12-02 08:18:37,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:18:37,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [371603821] [2023-12-02 08:18:37,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:18:37,957 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:18:37,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:18:37,958 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:18:37,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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)] Waiting until timeout for monitored process [2023-12-02 08:18:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:18:38,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 08:18:38,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:18:39,354 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 [2023-12-02 08:18:40,159 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 [2023-12-02 08:18:40,618 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 [2023-12-02 08:18:41,093 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 18 treesize of output 13 [2023-12-02 08:18:41,463 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 [2023-12-02 08:18:42,104 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 [2023-12-02 08:18:42,474 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 [2023-12-02 08:18:42,889 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 [2023-12-02 08:18:43,311 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 [2023-12-02 08:18:43,697 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 [2023-12-02 08:18:44,041 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 [2023-12-02 08:18:44,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 08:18:44,590 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 [2023-12-02 08:18:44,728 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:18:44,729 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:18:44,812 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 17 treesize of output 9 [2023-12-02 08:18:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:18:44,858 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:18:45,178 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_362 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_363 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer~0.base v_ArrVal_362) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_363) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:18:45,203 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:18:45,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [371603821] [2023-12-02 08:18:45,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [371603821] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:18:45,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1196820913] [2023-12-02 08:18:45,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:18:45,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:18:45,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:18:45,204 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:18:45,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-02 08:18:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:18:47,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 08:18:47,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:18:56,606 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 [2023-12-02 08:18:57,761 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 28 treesize of output 26 [2023-12-02 08:18:58,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 36 [2023-12-02 08:18:58,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 28 [2023-12-02 08:18:58,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 17 [2023-12-02 08:18:58,859 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:18:58,859 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:18:59,831 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_401 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer~0.offset |c_ULTIMATE.start_step_#t~ite8#1|)))) (store .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.offset (select (select .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.offset)))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_401))) (bvult (select (select .cse0 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.offset) (select (select .cse0 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer~0.offset))))) is different from false [2023-12-02 08:19:01,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1196820913] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:19:01,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1038511772] [2023-12-02 08:19:01,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:19:01,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:19:01,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:19:01,028 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:19:01,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-12-02 08:19:05,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:19:05,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 08:19:05,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:19:13,019 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 28 treesize of output 19 [2023-12-02 08:19:13,445 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 28 treesize of output 19 [2023-12-02 08:19:13,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2023-12-02 08:19:14,243 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 27 treesize of output 11 [2023-12-02 08:19:14,252 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:19:14,252 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:19:14,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1038511772] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:19:14,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:19:14,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 10] total 26 [2023-12-02 08:19:14,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289152832] [2023-12-02 08:19:14,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:19:14,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-02 08:19:14,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:19:14,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-02 08:19:14,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1124, Unknown=44, NotChecked=142, Total=1482 [2023-12-02 08:19:14,255 INFO L87 Difference]: Start difference. First operand 130 states and 191 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:19:17,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:21,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:24,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:25,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:27,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:29,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:31,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:33,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:35,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:37,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:39,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:19:40,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:19:40,796 INFO L93 Difference]: Finished difference Result 325 states and 479 transitions. [2023-12-02 08:19:40,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:19:40,797 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 164 [2023-12-02 08:19:40,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:19:40,799 INFO L225 Difference]: With dead ends: 325 [2023-12-02 08:19:40,799 INFO L226 Difference]: Without dead ends: 196 [2023-12-02 08:19:40,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 502 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 403 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=206, Invalid=1317, Unknown=45, NotChecked=154, Total=1722 [2023-12-02 08:19:40,801 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 214 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 5 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:19:40,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 500 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 497 Invalid, 6 Unknown, 0 Unchecked, 26.0s Time] [2023-12-02 08:19:40,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2023-12-02 08:19:40,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 141. [2023-12-02 08:19:40,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 119 states have (on average 1.411764705882353) internal successors, (168), 119 states have internal predecessors, (168), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:19:40,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 208 transitions. [2023-12-02 08:19:40,813 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 208 transitions. Word has length 164 [2023-12-02 08:19:40,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:19:40,813 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 208 transitions. [2023-12-02 08:19:40,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:19:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 208 transitions. [2023-12-02 08:19:40,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 08:19:40,815 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:19:40,815 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:19:40,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-02 08:19:41,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-12-02 08:19:41,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 08:19:41,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:19:41,416 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:19:41,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:19:41,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1374558405, now seen corresponding path program 1 times [2023-12-02 08:19:41,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:19:41,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295443873] [2023-12-02 08:19:41,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:19:41,417 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:19:41,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:19:41,418 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:19:41,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (14)] Waiting until timeout for monitored process [2023-12-02 08:19:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:19:42,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 08:19:42,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:19:42,745 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 [2023-12-02 08:19:43,382 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 [2023-12-02 08:19:43,753 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 [2023-12-02 08:19:44,147 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 [2023-12-02 08:19:44,453 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 [2023-12-02 08:19:44,956 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 [2023-12-02 08:19:45,244 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 [2023-12-02 08:19:45,546 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 18 treesize of output 13 [2023-12-02 08:19:45,835 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 [2023-12-02 08:19:46,162 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 [2023-12-02 08:19:46,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 08:19:46,807 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 [2023-12-02 08:19:46,893 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 [2023-12-02 08:19:47,017 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-12-02 08:19:47,017 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 1 case distinctions, treesize of input 61 treesize of output 49 [2023-12-02 08:19:47,154 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 08:19:47,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 29 [2023-12-02 08:19:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:19:47,211 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:19:47,539 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_477 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_478 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var7_Pointer~0.base v_ArrVal_477) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_478) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:19:47,563 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:19:47,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295443873] [2023-12-02 08:19:47,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295443873] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:19:47,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [565412965] [2023-12-02 08:19:47,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:19:47,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:19:47,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:19:47,565 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:19:47,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-02 08:19:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:19:49,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 08:19:49,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:19:56,674 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 [2023-12-02 08:19:57,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 15 [2023-12-02 08:19:57,811 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 27 treesize of output 18 [2023-12-02 08:19:57,992 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 20 treesize of output 13 [2023-12-02 08:19:58,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:19:58,449 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:19:58,450 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:19:59,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [565412965] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:19:59,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292369363] [2023-12-02 08:19:59,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:19:59,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:19:59,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:19:59,691 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:19:59,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-12-02 08:20:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:20:03,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 08:20:03,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:20:08,923 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 15 treesize of output 15 [2023-12-02 08:20:09,107 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 27 treesize of output 18 [2023-12-02 08:20:09,178 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 20 treesize of output 13 [2023-12-02 08:20:09,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:20:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:20:09,294 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:20:09,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292369363] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:20:09,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:20:09,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [13, 10] total 22 [2023-12-02 08:20:09,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106925902] [2023-12-02 08:20:09,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:20:09,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 08:20:09,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:20:09,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 08:20:09,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=919, Unknown=32, NotChecked=62, Total=1122 [2023-12-02 08:20:09,297 INFO L87 Difference]: Start difference. First operand 141 states and 208 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:20:12,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:15,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:17,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:20,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:22,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:23,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:24,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:20:24,258 INFO L93 Difference]: Finished difference Result 312 states and 459 transitions. [2023-12-02 08:20:24,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 08:20:24,259 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 164 [2023-12-02 08:20:24,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:20:24,261 INFO L225 Difference]: With dead ends: 312 [2023-12-02 08:20:24,261 INFO L226 Difference]: Without dead ends: 172 [2023-12-02 08:20:24,262 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 507 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=157, Invalid=1147, Unknown=32, NotChecked=70, Total=1406 [2023-12-02 08:20:24,263 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 264 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 675 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 675 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2023-12-02 08:20:24,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 739 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 675 Invalid, 2 Unknown, 0 Unchecked, 14.5s Time] [2023-12-02 08:20:24,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-12-02 08:20:24,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 141. [2023-12-02 08:20:24,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 119 states have (on average 1.411764705882353) internal successors, (168), 119 states have internal predecessors, (168), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:20:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 208 transitions. [2023-12-02 08:20:24,277 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 208 transitions. Word has length 164 [2023-12-02 08:20:24,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:20:24,277 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 208 transitions. [2023-12-02 08:20:24,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:20:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 208 transitions. [2023-12-02 08:20:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:20:24,279 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:20:24,279 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:20:24,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (14)] Ended with exit code 0 [2023-12-02 08:20:24,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-02 08:20:24,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-12-02 08:20:24,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:20:24,880 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:20:24,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:20:24,881 INFO L85 PathProgramCache]: Analyzing trace with hash 485384627, now seen corresponding path program 1 times [2023-12-02 08:20:24,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:20:24,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1095951221] [2023-12-02 08:20:24,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:20:24,882 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:20:24,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:20:24,883 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:20:24,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (17)] Waiting until timeout for monitored process [2023-12-02 08:20:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:20:25,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:20:25,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:20:25,670 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:20:25,670 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:20:25,671 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:20:25,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1095951221] [2023-12-02 08:20:25,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1095951221] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:20:25,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:20:25,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:20:25,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279595054] [2023-12-02 08:20:25,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:20:25,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 08:20:25,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:20:25,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 08:20:25,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:20:25,672 INFO L87 Difference]: Start difference. First operand 141 states and 208 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:20:25,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:20:25,797 INFO L93 Difference]: Finished difference Result 300 states and 443 transitions. [2023-12-02 08:20:25,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 08:20:25,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:20:25,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:20:25,800 INFO L225 Difference]: With dead ends: 300 [2023-12-02 08:20:25,800 INFO L226 Difference]: Without dead ends: 160 [2023-12-02 08:20:25,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 08:20:25,802 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 61 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 672 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 08:20:25,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 672 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 08:20:25,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-12-02 08:20:25,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 144. [2023-12-02 08:20:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 122 states have (on average 1.401639344262295) internal successors, (171), 122 states have internal predecessors, (171), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:20:25,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 211 transitions. [2023-12-02 08:20:25,824 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 211 transitions. Word has length 166 [2023-12-02 08:20:25,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:20:25,824 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 211 transitions. [2023-12-02 08:20:25,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:20:25,824 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2023-12-02 08:20:25,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:20:25,825 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:20:25,826 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:20:25,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (17)] Ended with exit code 0 [2023-12-02 08:20:26,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:20:26,026 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:20:26,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:20:26,027 INFO L85 PathProgramCache]: Analyzing trace with hash 843600624, now seen corresponding path program 1 times [2023-12-02 08:20:26,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:20:26,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [201961471] [2023-12-02 08:20:26,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:20:26,028 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:20:26,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:20:26,029 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:20:26,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2023-12-02 08:20:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:20:27,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 08:20:27,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:20:33,790 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 15 treesize of output 15 [2023-12-02 08:20:34,081 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 27 treesize of output 18 [2023-12-02 08:20:34,226 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 20 treesize of output 13 [2023-12-02 08:20:34,412 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 20 treesize of output 13 [2023-12-02 08:20:34,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:20:34,633 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:20:34,633 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:20:34,633 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:20:34,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [201961471] [2023-12-02 08:20:34,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [201961471] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:20:34,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:20:34,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-12-02 08:20:34,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77478517] [2023-12-02 08:20:34,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:20:34,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 08:20:34,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:20:34,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 08:20:34,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-12-02 08:20:34,635 INFO L87 Difference]: Start difference. First operand 144 states and 211 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:20:37,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:38,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:41,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:44,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:46,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:49,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:52,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:54,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:56,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:20:58,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:01,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:02,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:05,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:07,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:08,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:21:08,407 INFO L93 Difference]: Finished difference Result 352 states and 512 transitions. [2023-12-02 08:21:08,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 08:21:08,409 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:21:08,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:21:08,410 INFO L225 Difference]: With dead ends: 352 [2023-12-02 08:21:08,411 INFO L226 Difference]: Without dead ends: 209 [2023-12-02 08:21:08,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2023-12-02 08:21:08,412 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 442 mSDsluCounter, 503 mSDsCounter, 0 mSdLazyCounter, 609 mSolverCounterSat, 10 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 609 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.4s IncrementalHoareTripleChecker+Time [2023-12-02 08:21:08,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 646 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 609 Invalid, 11 Unknown, 0 Unchecked, 33.4s Time] [2023-12-02 08:21:08,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-12-02 08:21:08,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 146. [2023-12-02 08:21:08,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 124 states have (on average 1.403225806451613) internal successors, (174), 124 states have internal predecessors, (174), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:21:08,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 214 transitions. [2023-12-02 08:21:08,426 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 214 transitions. Word has length 166 [2023-12-02 08:21:08,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:21:08,426 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 214 transitions. [2023-12-02 08:21:08,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:21:08,426 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 214 transitions. [2023-12-02 08:21:08,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:21:08,427 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:21:08,428 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:21:08,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2023-12-02 08:21:08,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:08,628 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:21:08,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:21:08,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1101766062, now seen corresponding path program 1 times [2023-12-02 08:21:08,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:21:08,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1629368769] [2023-12-02 08:21:08,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:08,630 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:08,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:21:08,631 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:21:08,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:21:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:10,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 08:21:10,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:19,392 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 27 treesize of output 18 [2023-12-02 08:21:19,762 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 27 treesize of output 18 [2023-12-02 08:21:19,902 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 20 treesize of output 13 [2023-12-02 08:21:20,085 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 20 treesize of output 13 [2023-12-02 08:21:20,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:21:20,216 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:21:20,216 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:21:20,216 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:21:20,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1629368769] [2023-12-02 08:21:20,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1629368769] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:21:20,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:21:20,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-02 08:21:20,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303203739] [2023-12-02 08:21:20,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:21:20,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 08:21:20,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:21:20,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 08:21:20,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-12-02 08:21:20,219 INFO L87 Difference]: Start difference. First operand 146 states and 214 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:21:23,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:25,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:28,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:30,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:32,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:34,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:37,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:39,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:41,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:44,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:46,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:47,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:47,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:21:47,569 INFO L93 Difference]: Finished difference Result 352 states and 512 transitions. [2023-12-02 08:21:47,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:21:47,570 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:21:47,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:21:47,572 INFO L225 Difference]: With dead ends: 352 [2023-12-02 08:21:47,572 INFO L226 Difference]: Without dead ends: 207 [2023-12-02 08:21:47,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-12-02 08:21:47,573 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 308 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 12 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:21:47,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 534 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 549 Invalid, 7 Unknown, 0 Unchecked, 27.0s Time] [2023-12-02 08:21:47,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2023-12-02 08:21:47,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 144. [2023-12-02 08:21:47,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 122 states have (on average 1.401639344262295) internal successors, (171), 122 states have internal predecessors, (171), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:21:47,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 211 transitions. [2023-12-02 08:21:47,593 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 211 transitions. Word has length 166 [2023-12-02 08:21:47,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:21:47,594 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 211 transitions. [2023-12-02 08:21:47,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:21:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2023-12-02 08:21:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:21:47,596 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:21:47,596 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:21:47,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2023-12-02 08:21:47,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:47,797 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:21:47,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:21:47,797 INFO L85 PathProgramCache]: Analyzing trace with hash -836699520, now seen corresponding path program 1 times [2023-12-02 08:21:47,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:21:47,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [548555064] [2023-12-02 08:21:47,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:47,798 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:47,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:21:47,799 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:21:47,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:21:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:48,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 08:21:48,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:49,383 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 [2023-12-02 08:21:50,364 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 [2023-12-02 08:21:50,902 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 [2023-12-02 08:21:51,458 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 [2023-12-02 08:21:51,921 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 18 treesize of output 13 [2023-12-02 08:21:52,633 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 [2023-12-02 08:21:53,077 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 [2023-12-02 08:21:53,566 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 [2023-12-02 08:21:54,059 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 [2023-12-02 08:21:54,602 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 [2023-12-02 08:21:55,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 08:21:55,580 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 [2023-12-02 08:21:55,712 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 [2023-12-02 08:21:55,835 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 [2023-12-02 08:21:55,956 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:21:55,956 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:21:56,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-02 08:21:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:21:56,098 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:21:56,309 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_700 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_700) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:21:56,340 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_699 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_700 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer~0.base v_ArrVal_699) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_700) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:21:56,531 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:21:56,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [548555064] [2023-12-02 08:21:56,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [548555064] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:21:56,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [679723623] [2023-12-02 08:21:56,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:56,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:21:56,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:21:56,532 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:21:56,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-02 08:21:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:59,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 08:21:59,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:22:08,870 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 [2023-12-02 08:22:09,945 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 15 treesize of output 15 [2023-12-02 08:22:10,266 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 27 treesize of output 18 [2023-12-02 08:22:10,553 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 27 treesize of output 18 [2023-12-02 08:22:10,732 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 20 treesize of output 13 [2023-12-02 08:22:11,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:22:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:22:11,225 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:22:13,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [679723623] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:22:13,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410158432] [2023-12-02 08:22:13,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:22:13,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:22:13,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:22:13,086 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:22:13,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-12-02 08:22:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:22:17,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 08:22:17,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:22:25,334 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 15 treesize of output 15 [2023-12-02 08:22:25,529 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 27 treesize of output 18 [2023-12-02 08:22:25,675 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 27 treesize of output 18 [2023-12-02 08:22:25,741 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 20 treesize of output 13 [2023-12-02 08:22:25,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:22:25,844 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:22:25,844 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:22:25,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410158432] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:22:25,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:22:25,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [14, 11] total 24 [2023-12-02 08:22:25,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557789797] [2023-12-02 08:22:25,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:22:25,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 08:22:25,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:22:25,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 08:22:25,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1106, Unknown=33, NotChecked=138, Total=1406 [2023-12-02 08:22:25,847 INFO L87 Difference]: Start difference. First operand 144 states and 211 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:22:29,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:31,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:32,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:35,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:37,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:39,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:43,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:45,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:47,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:49,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:52,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:54,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:56,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:59,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:00,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:01,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:03,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:03,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:23:03,799 INFO L93 Difference]: Finished difference Result 363 states and 529 transitions. [2023-12-02 08:23:03,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 08:23:03,800 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:23:03,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:23:03,803 INFO L225 Difference]: With dead ends: 363 [2023-12-02 08:23:03,803 INFO L226 Difference]: Without dead ends: 220 [2023-12-02 08:23:03,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 513 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=201, Invalid=1414, Unknown=33, NotChecked=158, Total=1806 [2023-12-02 08:23:03,806 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 380 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 8 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 701 SdHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.2s IncrementalHoareTripleChecker+Time [2023-12-02 08:23:03,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 701 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 726 Invalid, 12 Unknown, 0 Unchecked, 37.2s Time] [2023-12-02 08:23:03,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2023-12-02 08:23:03,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 157. [2023-12-02 08:23:03,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 135 states have (on average 1.4222222222222223) internal successors, (192), 135 states have internal predecessors, (192), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:23:03,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 232 transitions. [2023-12-02 08:23:03,820 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 232 transitions. Word has length 166 [2023-12-02 08:23:03,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:23:03,821 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 232 transitions. [2023-12-02 08:23:03,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:23:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 232 transitions. [2023-12-02 08:23:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:23:03,822 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:23:03,822 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:23:03,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2023-12-02 08:23:04,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:23:04,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-02 08:23:04,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 08:23:04,424 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:23:04,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:23:04,424 INFO L85 PathProgramCache]: Analyzing trace with hash -578534082, now seen corresponding path program 1 times [2023-12-02 08:23:04,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:23:04,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1610546268] [2023-12-02 08:23:04,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:04,425 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:23:04,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:23:04,427 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:23:04,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:23:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:23:05,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 08:23:05,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:23:06,203 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 [2023-12-02 08:23:07,216 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 [2023-12-02 08:23:07,706 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 [2023-12-02 08:23:08,218 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 [2023-12-02 08:23:08,659 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 [2023-12-02 08:23:09,393 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 18 treesize of output 13 [2023-12-02 08:23:09,808 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 [2023-12-02 08:23:10,290 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 [2023-12-02 08:23:10,857 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 18 treesize of output 13 [2023-12-02 08:23:11,409 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 [2023-12-02 08:23:11,935 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 [2023-12-02 08:23:12,493 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 [2023-12-02 08:23:12,645 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 [2023-12-02 08:23:12,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 08:23:12,888 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:23:12,888 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:23:12,955 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 17 treesize of output 9 [2023-12-02 08:23:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:23:13,006 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:23:13,358 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_824 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_823 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer~0.base v_ArrVal_823) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_824) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:23:13,544 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:23:13,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1610546268] [2023-12-02 08:23:13,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1610546268] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:23:13,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1912106473] [2023-12-02 08:23:13,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:13,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:23:13,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:23:13,545 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:23:13,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-02 08:23:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:23:16,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 08:23:16,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:23:27,337 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 [2023-12-02 08:23:28,502 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 [2023-12-02 08:23:29,559 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 [2023-12-02 08:23:30,209 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 27 treesize of output 25 [2023-12-02 08:23:30,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 35 [2023-12-02 08:23:31,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 27 [2023-12-02 08:23:31,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 16 [2023-12-02 08:23:31,450 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:23:31,450 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:23:32,451 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_867 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.offset (select (select |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.offset))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_867))) (bvult (select (select .cse0 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.offset) (select (select .cse0 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer~0.offset)))) is different from false [2023-12-02 08:23:35,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1912106473] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:23:35,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167814194] [2023-12-02 08:23:35,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:35,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:23:35,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:23:35,296 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:23:35,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-12-02 08:23:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:23:42,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 08:23:42,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:23:52,871 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 [2023-12-02 08:23:53,331 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 27 treesize of output 18 [2023-12-02 08:23:53,844 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 27 treesize of output 18 [2023-12-02 08:23:54,424 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 20 treesize of output 13 [2023-12-02 08:23:54,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:23:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:23:54,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:23:54,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167814194] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:23:54,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:23:54,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14, 11] total 28 [2023-12-02 08:23:54,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694862114] [2023-12-02 08:23:54,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:23:54,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 08:23:54,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:23:54,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 08:23:54,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1383, Unknown=81, NotChecked=158, Total=1806 [2023-12-02 08:23:54,785 INFO L87 Difference]: Start difference. First operand 157 states and 232 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:23:58,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:01,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:03,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:05,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:08,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:10,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:12,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:15,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:17,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:18,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:19,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:24:19,241 INFO L93 Difference]: Finished difference Result 400 states and 588 transitions. [2023-12-02 08:24:19,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:24:19,243 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:24:19,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:24:19,245 INFO L225 Difference]: With dead ends: 400 [2023-12-02 08:24:19,245 INFO L226 Difference]: Without dead ends: 244 [2023-12-02 08:24:19,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 508 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 542 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=250, Invalid=1741, Unknown=87, NotChecked=178, Total=2256 [2023-12-02 08:24:19,247 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 239 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 620 mSolverCounterSat, 10 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 620 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:24:19,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 631 Invalid, 636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 620 Invalid, 6 Unknown, 0 Unchecked, 23.3s Time] [2023-12-02 08:24:19,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2023-12-02 08:24:19,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 179. [2023-12-02 08:24:19,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 157 states have (on average 1.4394904458598725) internal successors, (226), 157 states have internal predecessors, (226), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:24:19,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 266 transitions. [2023-12-02 08:24:19,264 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 266 transitions. Word has length 166 [2023-12-02 08:24:19,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:24:19,265 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 266 transitions. [2023-12-02 08:24:19,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:24:19,265 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 266 transitions. [2023-12-02 08:24:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:24:19,266 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:24:19,267 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:24:19,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2023-12-02 08:24:19,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-02 08:24:19,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2023-12-02 08:24:19,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:24:19,868 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:24:19,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:24:19,868 INFO L85 PathProgramCache]: Analyzing trace with hash -359679364, now seen corresponding path program 1 times [2023-12-02 08:24:19,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:24:19,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1414732523] [2023-12-02 08:24:19,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:19,869 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:24:19,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:24:19,870 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:24:19,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:24:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:24:20,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 08:24:20,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:24:21,566 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 [2023-12-02 08:24:22,505 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 18 treesize of output 13 [2023-12-02 08:24:23,016 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 [2023-12-02 08:24:23,549 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 [2023-12-02 08:24:24,041 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 [2023-12-02 08:24:24,781 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 [2023-12-02 08:24:25,190 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 [2023-12-02 08:24:25,693 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 [2023-12-02 08:24:26,220 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 [2023-12-02 08:24:26,744 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 [2023-12-02 08:24:27,268 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 [2023-12-02 08:24:27,823 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 [2023-12-02 08:24:27,948 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 [2023-12-02 08:24:28,071 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 [2023-12-02 08:24:28,191 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:24:28,192 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:24:28,268 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 17 treesize of output 9 [2023-12-02 08:24:28,321 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:24:28,321 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:24:28,648 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_950 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_949 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer~0.base v_ArrVal_949) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_950) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)))) is different from false [2023-12-02 08:24:28,846 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:24:28,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1414732523] [2023-12-02 08:24:28,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1414732523] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:24:28,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [961944781] [2023-12-02 08:24:28,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:28,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:24:28,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:24:28,848 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:24:28,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-02 08:24:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:24:31,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 08:24:31,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:24:37,317 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 [2023-12-02 08:24:37,910 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 [2023-12-02 08:24:38,768 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 27 treesize of output 18 [2023-12-02 08:24:39,082 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:24:39,083 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:24:40,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [961944781] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:24:40,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243265395] [2023-12-02 08:24:40,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:40,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:24:40,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:24:40,963 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:24:40,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-12-02 08:24:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:24:42,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 08:24:42,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:24:46,711 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 27 treesize of output 18 [2023-12-02 08:24:46,885 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 08:24:46,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:24:46,893 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:24:46,893 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:24:46,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243265395] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:24:46,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:24:46,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [14, 7] total 25 [2023-12-02 08:24:46,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870612628] [2023-12-02 08:24:46,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:24:46,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 08:24:46,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:24:46,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 08:24:46,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1022, Unknown=31, NotChecked=66, Total=1260 [2023-12-02 08:24:46,896 INFO L87 Difference]: Start difference. First operand 179 states and 266 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:24:50,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:51,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:53,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:55,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:57,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:00,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:02,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:04,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:06,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:09,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:09,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:25:09,380 INFO L93 Difference]: Finished difference Result 346 states and 513 transitions. [2023-12-02 08:25:09,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:25:09,381 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:25:09,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:25:09,383 INFO L225 Difference]: With dead ends: 346 [2023-12-02 08:25:09,383 INFO L226 Difference]: Without dead ends: 168 [2023-12-02 08:25:09,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=167, Invalid=1212, Unknown=31, NotChecked=72, Total=1482 [2023-12-02 08:25:09,384 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 96 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 3 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:25:09,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 453 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 377 Invalid, 7 Unknown, 0 Unchecked, 22.0s Time] [2023-12-02 08:25:09,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2023-12-02 08:25:09,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 167. [2023-12-02 08:25:09,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 145 states have (on average 1.4206896551724137) internal successors, (206), 145 states have internal predecessors, (206), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:25:09,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 246 transitions. [2023-12-02 08:25:09,399 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 246 transitions. Word has length 166 [2023-12-02 08:25:09,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:25:09,400 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 246 transitions. [2023-12-02 08:25:09,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:25:09,400 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2023-12-02 08:25:09,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:25:09,401 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:25:09,401 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:25:09,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-02 08:25:09,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2023-12-02 08:25:09,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2023-12-02 08:25:10,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:25:10,003 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:25:10,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:25:10,003 INFO L85 PathProgramCache]: Analyzing trace with hash 984149234, now seen corresponding path program 1 times [2023-12-02 08:25:10,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:25:10,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2062889393] [2023-12-02 08:25:10,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:25:10,004 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:25:10,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:25:10,005 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:25:10,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:25:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:25:11,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 08:25:11,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:25:21,142 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 [2023-12-02 08:25:22,696 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 24 treesize of output 12 [2023-12-02 08:25:24,236 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 36 treesize of output 23 [2023-12-02 08:25:24,621 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 36 treesize of output 23 [2023-12-02 08:25:24,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2023-12-02 08:25:25,105 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 29 treesize of output 20 [2023-12-02 08:25:25,208 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 35 treesize of output 15 [2023-12-02 08:25:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 51 proven. 144 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2023-12-02 08:25:25,288 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:25:26,706 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:25:26,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2062889393] [2023-12-02 08:25:26,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2062889393] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:25:26,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [951567362] [2023-12-02 08:25:26,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:25:26,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:25:26,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:25:26,708 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:25:26,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-12-02 08:25:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:25:30,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 08:25:30,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:25:41,210 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 [2023-12-02 08:25:42,611 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 28 treesize of output 26 [2023-12-02 08:25:43,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 36 [2023-12-02 08:25:43,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 28 [2023-12-02 08:25:43,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 28 [2023-12-02 08:25:44,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 17 [2023-12-02 08:25:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:25:44,177 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:26:01,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [951567362] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:26:01,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1874992011] [2023-12-02 08:26:01,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:26:01,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:26:01,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:26:01,058 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:26:01,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2023-12-02 08:26:08,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:26:08,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 08:26:08,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:26:21,138 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 28 treesize of output 19 [2023-12-02 08:26:21,792 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 28 treesize of output 19 [2023-12-02 08:26:22,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2023-12-02 08:26:23,037 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 21 treesize of output 14 [2023-12-02 08:26:23,323 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 27 treesize of output 11 [2023-12-02 08:26:23,335 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:26:23,335 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:26:23,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1874992011] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:26:23,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:26:23,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14, 11] total 28 [2023-12-02 08:26:23,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261687938] [2023-12-02 08:26:23,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:26:23,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 08:26:23,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:26:23,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 08:26:23,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=278, Invalid=1281, Unknown=81, NotChecked=0, Total=1640 [2023-12-02 08:26:23,339 INFO L87 Difference]: Start difference. First operand 167 states and 246 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:26:27,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:30,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:34,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:37,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:39,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:41,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:43,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:45,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:47,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:50,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:52,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:53,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:56,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:56,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:26:56,591 INFO L93 Difference]: Finished difference Result 396 states and 579 transitions. [2023-12-02 08:26:56,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:26:56,593 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:26:56,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:26:56,594 INFO L225 Difference]: With dead ends: 396 [2023-12-02 08:26:56,594 INFO L226 Difference]: Without dead ends: 230 [2023-12-02 08:26:56,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 508 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 687 ImplicationChecksByTransitivity, 22.7s TimeCoverageRelationStatistics Valid=327, Invalid=1482, Unknown=83, NotChecked=0, Total=1892 [2023-12-02 08:26:56,596 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 212 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 6 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.6s IncrementalHoareTripleChecker+Time [2023-12-02 08:26:56,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 652 Invalid, 769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 754 Invalid, 9 Unknown, 0 Unchecked, 32.6s Time] [2023-12-02 08:26:56,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-12-02 08:26:56,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 169. [2023-12-02 08:26:56,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 147 states have (on average 1.4149659863945578) internal successors, (208), 147 states have internal predecessors, (208), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:26:56,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 248 transitions. [2023-12-02 08:26:56,611 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 248 transitions. Word has length 166 [2023-12-02 08:26:56,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:26:56,612 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 248 transitions. [2023-12-02 08:26:56,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:26:56,612 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 248 transitions. [2023-12-02 08:26:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:26:56,613 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:26:56,613 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:26:56,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2023-12-02 08:26:56,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2023-12-02 08:26:57,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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)] Forceful destruction successful, exit code 0 [2023-12-02 08:26:57,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:26:57,215 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:26:57,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:26:57,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1242314672, now seen corresponding path program 1 times [2023-12-02 08:26:57,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:26:57,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [748905164] [2023-12-02 08:26:57,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:26:57,216 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:26:57,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:26:57,217 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:26:57,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (32)] Waiting until timeout for monitored process [2023-12-02 08:26:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:26:58,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 08:26:58,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:27:07,081 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 15 treesize of output 15 [2023-12-02 08:27:07,433 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 27 treesize of output 18 [2023-12-02 08:27:07,651 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 20 treesize of output 13 [2023-12-02 08:27:07,902 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 20 treesize of output 13 [2023-12-02 08:27:08,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2023-12-02 08:27:08,181 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:27:08,181 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:27:08,182 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:27:08,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [748905164] [2023-12-02 08:27:08,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [748905164] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:27:08,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:27:08,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-12-02 08:27:08,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269846569] [2023-12-02 08:27:08,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:27:08,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 08:27:08,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:27:08,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 08:27:08,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-12-02 08:27:08,184 INFO L87 Difference]: Start difference. First operand 169 states and 248 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:27:12,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:14,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:16,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:18,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:20,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:23,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:25,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:28,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:30,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:32,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:34,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:35,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:27:35,040 INFO L93 Difference]: Finished difference Result 371 states and 541 transitions. [2023-12-02 08:27:35,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 08:27:35,041 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:27:35,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:27:35,043 INFO L225 Difference]: With dead ends: 371 [2023-12-02 08:27:35,043 INFO L226 Difference]: Without dead ends: 203 [2023-12-02 08:27:35,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2023-12-02 08:27:35,044 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 210 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 5 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 788 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.4s IncrementalHoareTripleChecker+Time [2023-12-02 08:27:35,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 788 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 784 Invalid, 6 Unknown, 0 Unchecked, 26.4s Time] [2023-12-02 08:27:35,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2023-12-02 08:27:35,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 167. [2023-12-02 08:27:35,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 145 states have (on average 1.4206896551724137) internal successors, (206), 145 states have internal predecessors, (206), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:27:35,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 246 transitions. [2023-12-02 08:27:35,068 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 246 transitions. Word has length 166 [2023-12-02 08:27:35,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:27:35,069 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 246 transitions. [2023-12-02 08:27:35,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:27:35,070 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2023-12-02 08:27:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:27:35,071 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:27:35,071 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:27:35,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (32)] Ended with exit code 0 [2023-12-02 08:27:35,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:27:35,272 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:27:35,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:27:35,273 INFO L85 PathProgramCache]: Analyzing trace with hash -696150910, now seen corresponding path program 1 times [2023-12-02 08:27:35,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:27:35,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1145101464] [2023-12-02 08:27:35,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:35,274 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:27:35,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:27:35,275 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:27:35,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (33)] Waiting until timeout for monitored process [2023-12-02 08:27:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:27:36,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 08:27:36,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:27:37,228 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 [2023-12-02 08:27:38,516 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 [2023-12-02 08:27:39,236 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 [2023-12-02 08:27:39,937 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 [2023-12-02 08:27:40,493 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 [2023-12-02 08:27:41,496 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 [2023-12-02 08:27:42,060 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 [2023-12-02 08:27:42,697 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 [2023-12-02 08:27:43,369 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 [2023-12-02 08:27:44,046 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 [2023-12-02 08:27:44,700 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 [2023-12-02 08:27:45,433 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 [2023-12-02 08:27:45,606 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 [2023-12-02 08:27:45,757 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 [2023-12-02 08:27:45,922 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:27:45,922 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:27:46,015 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 17 treesize of output 9 [2023-12-02 08:27:46,089 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:27:46,090 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:27:46,969 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:27:46,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1145101464] [2023-12-02 08:27:46,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1145101464] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:27:46,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [594684659] [2023-12-02 08:27:46,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:46,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:27:46,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:27:46,971 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:27:46,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2023-12-02 08:27:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:27:49,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 08:27:49,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:27:57,636 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 [2023-12-02 08:27:58,824 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 28 treesize of output 26 [2023-12-02 08:27:59,247 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:27:59,247 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:28:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-12-02 08:28:00,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [594684659] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-02 08:28:00,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:28:00,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [14, 7] total 25 [2023-12-02 08:28:00,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102266313] [2023-12-02 08:28:00,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:28:00,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 08:28:00,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:28:00,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 08:28:00,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=776, Unknown=44, NotChecked=0, Total=930 [2023-12-02 08:28:00,339 INFO L87 Difference]: Start difference. First operand 167 states and 246 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:28:03,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:05,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:07,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:09,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:11,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:13,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:15,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:17,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:20,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:21,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:21,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:28:21,423 INFO L93 Difference]: Finished difference Result 321 states and 473 transitions. [2023-12-02 08:28:21,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 08:28:21,424 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 166 [2023-12-02 08:28:21,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:28:21,426 INFO L225 Difference]: With dead ends: 321 [2023-12-02 08:28:21,426 INFO L226 Difference]: Without dead ends: 155 [2023-12-02 08:28:21,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 524 GetRequests, 493 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=120, Invalid=892, Unknown=44, NotChecked=0, Total=1056 [2023-12-02 08:28:21,427 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 15 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2023-12-02 08:28:21,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 511 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 182 Invalid, 7 Unknown, 0 Unchecked, 20.4s Time] [2023-12-02 08:28:21,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2023-12-02 08:28:21,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2023-12-02 08:28:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 133 states have (on average 1.406015037593985) internal successors, (187), 133 states have internal predecessors, (187), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-12-02 08:28:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 227 transitions. [2023-12-02 08:28:21,452 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 227 transitions. Word has length 166 [2023-12-02 08:28:21,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:28:21,453 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 227 transitions. [2023-12-02 08:28:21,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-12-02 08:28:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 227 transitions. [2023-12-02 08:28:21,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 08:28:21,455 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:28:21,455 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:28:21,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (33)] Ended with exit code 0 [2023-12-02 08:28:21,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2023-12-02 08:28:21,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 08:28:21,856 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:28:21,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:28:21,857 INFO L85 PathProgramCache]: Analyzing trace with hash -477296192, now seen corresponding path program 1 times [2023-12-02 08:28:21,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:28:21,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1063119420] [2023-12-02 08:28:21,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:28:21,858 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:28:21,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:28:21,859 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:28:21,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/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 (35)] Waiting until timeout for monitored process [2023-12-02 08:28:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:28:22,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 08:28:22,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:28:23,882 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 [2023-12-02 08:28:25,156 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 [2023-12-02 08:28:25,882 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 [2023-12-02 08:28:26,617 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 [2023-12-02 08:28:27,247 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 [2023-12-02 08:28:28,285 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 [2023-12-02 08:28:28,918 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 [2023-12-02 08:28:29,602 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 [2023-12-02 08:28:30,311 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 [2023-12-02 08:28:30,974 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 [2023-12-02 08:28:31,636 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 [2023-12-02 08:28:32,332 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 [2023-12-02 08:28:32,535 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 [2023-12-02 08:28:32,693 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 [2023-12-02 08:28:32,875 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:28:32,875 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:28:32,969 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 17 treesize of output 9 [2023-12-02 08:28:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:28:33,041 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:28:33,306 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1303 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_1303) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 08:28:33,347 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1302 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1303 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 8) ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer~0.base v_ArrVal_1302) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_1303) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)))) is different from false [2023-12-02 08:28:33,600 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:28:33,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1063119420] [2023-12-02 08:28:33,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1063119420] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:28:33,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [606886131] [2023-12-02 08:28:33,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:28:33,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:28:33,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:28:33,602 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:28:33,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2023-12-02 08:28:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:28:36,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 08:28:36,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:28:51,360 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 [2023-12-02 08:28:53,372 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 28 treesize of output 26 [2023-12-02 08:28:54,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 36 [2023-12-02 08:28:54,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2023-12-02 08:28:55,244 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 54 treesize of output 35 [2023-12-02 08:28:55,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 20 [2023-12-02 08:28:55,833 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2023-12-02 08:28:55,833 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:28:57,028 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1343 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer~0.offset |c_ULTIMATE.start_step_#t~ite18#1|)))) (store .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.offset (select (select .cse1 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.offset)))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_1343))) (bvult (select (select .cse0 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var6_Pointer~0.offset) (select (select .cse0 c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer~0.base) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer~0.offset))))) is different from false [2023-12-02 08:29:01,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [606886131] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:29:01,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470476838] [2023-12-02 08:29:01,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:29:01,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:29:01,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:29:01,830 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:29:01,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbe9b9-ab1d-493f-ba57-5465cd86b3ab/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2023-12-02 08:29:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:29:09,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 08:29:09,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:29:10,409 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 [2023-12-02 08:29:11,266 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 [2023-12-02 08:29:11,988 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 [2023-12-02 08:29:12,680 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 [2023-12-02 08:29:13,273 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 [2023-12-02 08:29:14,265 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 18 treesize of output 13 [2023-12-02 08:29:14,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 08:29:15,443 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 [2023-12-02 08:29:16,089 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 [2023-12-02 08:29:16,748 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 [2023-12-02 08:29:17,407 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 [2023-12-02 08:29:18,056 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 [2023-12-02 08:29:18,166 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 [2023-12-02 08:29:18,287 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 [2023-12-02 08:29:19,311 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 08:29:19,312 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 1 case distinctions, treesize of input 61 treesize of output 45 [2023-12-02 08:29:19,339 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 17 treesize of output 9 [2023-12-02 08:29:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 5 proven. 555 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 08:29:19,352 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:29:19,729 WARN L854 $PredicateComparison]: unable to prove that (forall ((~float_Array_0_arrayfloat_Array_0arrayVar4_Pointer~0.base (_ BitVec 32)) (~float_Array_0_arrayfloat_Array_0arrayVar4_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_1390 (Array (_ BitVec 32) (_ BitVec 32))) (currentRoundingMode RoundingMode)) (let ((.cse1 (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_1390))) (or (fp.eq (fp.neg (let ((.cse0 (select (select .cse1 ~float_Array_0_arrayfloat_Array_0arrayVar4_Pointer~0.base) ~float_Array_0_arrayfloat_Array_0arrayVar4_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) ((_ to_fp 8 24) currentRoundingMode (/ 19.0 10.0))) (= ((_ extract 7 0) (select (select .cse1 c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))))) is different from false [2023-12-02 08:29:19,818 WARN L854 $PredicateComparison]: unable to prove that (forall ((~float_Array_0_arrayfloat_Array_0arrayVar4_Pointer~0.base (_ BitVec 32)) (~float_Array_0_arrayfloat_Array_0arrayVar4_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_1389 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1390 (Array (_ BitVec 32) (_ BitVec 32))) (currentRoundingMode RoundingMode)) (let ((.cse1 (store (store |c_#memory_int| c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer~0.base v_ArrVal_1389) c_~unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer~0.base v_ArrVal_1390))) (or (fp.eq (fp.neg (let ((.cse0 (select (select .cse1 ~float_Array_0_arrayfloat_Array_0arrayVar4_Pointer~0.base) ~float_Array_0_arrayfloat_Array_0arrayVar4_Pointer~0.offset))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) ((_ to_fp 8 24) currentRoundingMode (/ 19.0 10.0))) (= ((_ extract 7 0) (select (select .cse1 c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.base) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer~0.offset)) (_ bv0 8))))) is different from false [2023-12-02 08:29:20,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470476838] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:29:20,875 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 08:29:20,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 15] total 26 [2023-12-02 08:29:20,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870407874] [2023-12-02 08:29:20,875 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 08:29:20,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 08:29:20,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:29:20,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 08:29:20,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=1378, Unknown=95, NotChecked=410, Total=2070 [2023-12-02 08:29:20,878 INFO L87 Difference]: Start difference. First operand 155 states and 227 transitions. Second operand has 27 states, 26 states have (on average 5.538461538461538) internal successors, (144), 25 states have internal predecessors, (144), 7 states have call successors, (40), 7 states have call predecessors, (40), 7 states have return successors, (40), 6 states have call predecessors, (40), 7 states have call successors, (40) [2023-12-02 08:29:34,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:36,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:38,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:40,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:42,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:43,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:55,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:58,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:00,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:05,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:10,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:12,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []