./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b4559e8b226a38c0de79abf5c99da960f61fddc84376577123ac96424c5c8f2a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:35:50,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:35:50,385 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:35:50,390 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:35:50,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:35:50,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:35:50,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:35:50,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:35:50,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:35:50,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:35:50,438 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:35:50,439 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:35:50,439 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:35:50,442 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:35:50,442 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:35:50,443 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:35:50,443 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:35:50,443 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:35:50,444 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:35:50,444 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:35:50,444 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:35:50,445 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:35:50,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:35:50,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:35:50,447 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:35:50,447 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:35:50,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:35:50,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:35:50,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:35:50,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:35:50,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:35:50,450 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:35:50,462 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:35:50,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:35:50,462 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:35:50,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:35:50,463 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:35:50,463 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:35:50,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:35:50,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:35:50,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:35:50,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:35:50,466 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:35:50,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:35:50,467 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:35:50,467 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:35:50,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:35:50,467 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_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4559e8b226a38c0de79abf5c99da960f61fddc84376577123ac96424c5c8f2a [2024-11-09 06:35:50,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:35:50,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:35:50,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:35:50,831 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:35:50,832 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:35:50,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i Unable to find full path for "g++" [2024-11-09 06:35:52,930 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:35:53,156 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:35:53,156 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i [2024-11-09 06:35:53,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/data/0993df749/691813200bba4225841ffa6874b07558/FLAG5ada1cbca [2024-11-09 06:35:53,192 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/data/0993df749/691813200bba4225841ffa6874b07558 [2024-11-09 06:35:53,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:35:53,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:35:53,198 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:35:53,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:35:53,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:35:53,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70497560 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53, skipping insertion in model container [2024-11-09 06:35:53,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,249 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:35:53,471 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i[917,930] [2024-11-09 06:35:53,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:35:53,596 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:35:53,610 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i[917,930] [2024-11-09 06:35:53,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:35:53,706 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:35:53,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53 WrapperNode [2024-11-09 06:35:53,707 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:35:53,708 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:35:53,709 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:35:53,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:35:53,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,795 INFO L138 Inliner]: procedures = 30, calls = 171, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 526 [2024-11-09 06:35:53,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:35:53,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:35:53,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:35:53,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:35:53,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,838 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:35:53,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:35:53,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:35:53,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:35:53,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (1/1) ... [2024-11-09 06:35:53,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:35:53,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:35:53,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:35:53,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:35:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:35:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-09 06:35:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 06:35:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 06:35:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:35:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 06:35:53,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:35:53,962 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:35:53,963 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:35:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:35:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:35:53,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:35:54,154 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:35:54,157 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:35:55,094 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-09 06:35:55,094 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:35:55,874 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:35:55,874 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:35:55,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:35:55 BoogieIcfgContainer [2024-11-09 06:35:55,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:35:55,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:35:55,877 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:35:55,883 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:35:55,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:35:53" (1/3) ... [2024-11-09 06:35:55,885 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16374473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:35:55, skipping insertion in model container [2024-11-09 06:35:55,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:35:53" (2/3) ... [2024-11-09 06:35:55,885 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16374473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:35:55, skipping insertion in model container [2024-11-09 06:35:55,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:35:55" (3/3) ... [2024-11-09 06:35:55,887 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-68.i [2024-11-09 06:35:55,906 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:35:55,906 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:35:55,985 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:35:55,993 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@57e74eb6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:35:55,993 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:35:55,998 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:35:56,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-09 06:35:56,010 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:35:56,011 INFO L215 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:35:56,012 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:35:56,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:35:56,018 INFO L85 PathProgramCache]: Analyzing trace with hash 912265550, now seen corresponding path program 1 times [2024-11-09 06:35:56,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:35:56,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309986342] [2024-11-09 06:35:56,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:35:56,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:35:59,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:35:59,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [754174899] [2024-11-09 06:35:59,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:35:59,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:35:59,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:35:59,759 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:35:59,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:36:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:36:03,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 06:36:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 06:36:08,505 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 06:36:08,508 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 06:36:08,509 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 06:36:08,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 06:36:08,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:36:08,716 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 06:36:08,872 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:36:08,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:36:08 BoogieIcfgContainer [2024-11-09 06:36:08,878 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:36:08,880 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:36:08,880 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:36:08,880 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:36:08,881 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:35:55" (3/4) ... [2024-11-09 06:36:08,884 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 06:36:08,885 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:36:08,886 INFO L158 Benchmark]: Toolchain (without parser) took 15690.18ms. Allocated memory was 155.2MB in the beginning and 333.4MB in the end (delta: 178.3MB). Free memory was 112.1MB in the beginning and 240.4MB in the end (delta: -128.3MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2024-11-09 06:36:08,888 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory is still 122.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:36:08,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.92ms. Allocated memory is still 155.2MB. Free memory was 112.1MB in the beginning and 93.8MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 06:36:08,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.09ms. Allocated memory is still 155.2MB. Free memory was 93.8MB in the beginning and 90.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:36:08,889 INFO L158 Benchmark]: Boogie Preprocessor took 53.49ms. Allocated memory is still 155.2MB. Free memory was 90.1MB in the beginning and 86.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:36:08,890 INFO L158 Benchmark]: RCFGBuilder took 2024.65ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 86.9MB in the beginning and 156.7MB in the end (delta: -69.8MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2024-11-09 06:36:08,890 INFO L158 Benchmark]: TraceAbstraction took 13002.34ms. Allocated memory was 211.8MB in the beginning and 333.4MB in the end (delta: 121.6MB). Free memory was 156.7MB in the beginning and 241.4MB in the end (delta: -84.7MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2024-11-09 06:36:08,891 INFO L158 Benchmark]: Witness Printer took 5.80ms. Allocated memory is still 333.4MB. Free memory was 241.4MB in the beginning and 240.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:36:08,895 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory is still 122.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 509.92ms. Allocated memory is still 155.2MB. Free memory was 112.1MB in the beginning and 93.8MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.09ms. Allocated memory is still 155.2MB. Free memory was 93.8MB in the beginning and 90.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.49ms. Allocated memory is still 155.2MB. Free memory was 90.1MB in the beginning and 86.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2024.65ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 86.9MB in the beginning and 156.7MB in the end (delta: -69.8MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. * TraceAbstraction took 13002.34ms. Allocated memory was 211.8MB in the beginning and 333.4MB in the end (delta: 121.6MB). Free memory was 156.7MB in the beginning and 241.4MB in the end (delta: -84.7MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * Witness Printer took 5.80ms. Allocated memory is still 333.4MB. Free memory was 241.4MB in the beginning and 240.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 146, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryArithmeticDOUBLEoperation at line 99. Possible FailurePath: [L41] unsigned char isInitial = 0; [L42-L60] struct WrapperStruct00 WrapperStruct00 = { 32, 64.5, 16.8, 10, 0, 25.5, 9999999999999.729, 999.8, -25, -64, 0, -8, 5, 0, 8, 32.375, -10 }; [L61] signed long int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L62] float* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L63] float* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L64] signed long int* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L65] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L66] double* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L67] double* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L68] double* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L69] signed short int* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L70] signed short int* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L71] signed short int* WrapperStruct00_var_1_15_Pointer = &(WrapperStruct00.var_1_15); [L72] signed short int* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L73] signed long int* WrapperStruct00_var_1_17_Pointer = &(WrapperStruct00.var_1_17); [L74] unsigned long int* WrapperStruct00_var_1_18_Pointer = &(WrapperStruct00.var_1_18); [L75] unsigned long int* WrapperStruct00_var_1_19_Pointer = &(WrapperStruct00.var_1_19); [L76] float* WrapperStruct00_var_1_20_Pointer = &(WrapperStruct00.var_1_20); [L77] signed long int* WrapperStruct00_var_1_21_Pointer = &(WrapperStruct00.var_1_21); [L78] signed short int last_1_WrapperStruct00_var_1_13 = -25; [L79] signed long int last_1_WrapperStruct00_var_1_17 = 5; [L150] isInitial = 1 [L151] FCALL initially() [L152] COND TRUE 1 [L153] CALL updateLastVariables() [L142] EXPR WrapperStruct00.var_1_13 [L142] last_1_WrapperStruct00_var_1_13 = WrapperStruct00.var_1_13 [L143] EXPR WrapperStruct00.var_1_17 [L143] last_1_WrapperStruct00_var_1_17 = WrapperStruct00.var_1_17 [L153] RET updateLastVariables() [L154] CALL updateVariables() [L113] WrapperStruct00.var_1_2 = __VERIFIER_nondet_float() [L114] EXPR WrapperStruct00.var_1_2 [L114] EXPR WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F [L114] EXPR (WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) [L114] EXPR WrapperStruct00.var_1_2 [L114] EXPR WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F [L114] EXPR WrapperStruct00.var_1_2 [L114] EXPR WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F [L114] EXPR (WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L114] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L115] WrapperStruct00.var_1_3 = __VERIFIER_nondet_float() [L116] EXPR WrapperStruct00.var_1_3 [L116] EXPR WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F [L116] EXPR WrapperStruct00.var_1_3 [L116] EXPR WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F [L116] EXPR (WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L116] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L117] WrapperStruct00.var_1_8 = __VERIFIER_nondet_long() [L118] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L118] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= -2147483648) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= -2147483648) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L119] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L120] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_8 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(WrapperStruct00.var_1_8 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L121] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L122] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L122] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L123] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L123] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L124] WrapperStruct00.var_1_11 = __VERIFIER_nondet_double() [L125] EXPR WrapperStruct00.var_1_11 [L125] EXPR WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F [L125] EXPR WrapperStruct00.var_1_11 [L125] EXPR WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F [L125] EXPR (WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L125] CALL assume_abort_if_not((WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((WrapperStruct00.var_1_11 >= 0.0F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L126] WrapperStruct00.var_1_12 = __VERIFIER_nondet_double() [L127] EXPR WrapperStruct00.var_1_12 [L127] EXPR WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F [L127] EXPR WrapperStruct00.var_1_12 [L127] EXPR WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F [L127] EXPR (WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L127] CALL assume_abort_if_not((WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L128] WrapperStruct00.var_1_14 = __VERIFIER_nondet_short() [L129] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L129] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= -8191) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= -8191) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L130] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L130] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 8192) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 8192) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L131] WrapperStruct00.var_1_15 = __VERIFIER_nondet_short() [L132] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L132] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= -8191) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= -8191) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L133] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L133] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 8191) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 8191) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L134] WrapperStruct00.var_1_16 = __VERIFIER_nondet_short() [L135] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L135] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= -16383) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= -16383) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L136] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L136] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 16383) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 16383) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L137] WrapperStruct00.var_1_19 = __VERIFIER_nondet_ulong() [L138] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L138] CALL assume_abort_if_not(WrapperStruct00.var_1_19 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(WrapperStruct00.var_1_19 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L139] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L139] CALL assume_abort_if_not(WrapperStruct00.var_1_19 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(WrapperStruct00.var_1_19 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L154] RET updateVariables() [L155] CALL step() [L83] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L83] signed long int stepLocal_2 = (*(WrapperStruct00_var_1_8_Pointer)) + last_1_WrapperStruct00_var_1_17; [L84] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L84] COND TRUE (*(WrapperStruct00_var_1_9_Pointer)) [L85] COND TRUE last_1_WrapperStruct00_var_1_13 <= stepLocal_2 [L86] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L86] EXPR \read(*WrapperStruct00_var_1_15_Pointer) [L86] EXPR \read(*WrapperStruct00_var_1_16_Pointer) [L86] (*(WrapperStruct00_var_1_13_Pointer)) = (((*(WrapperStruct00_var_1_14_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))) + (*(WrapperStruct00_var_1_16_Pointer))) [L93] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L93] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L93] (*(WrapperStruct00_var_1_17_Pointer)) = ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))) [L94] EXPR \read(*WrapperStruct00_var_1_19_Pointer) [L94] (*(WrapperStruct00_var_1_18_Pointer)) = (*(WrapperStruct00_var_1_19_Pointer)) [L95] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L95] (*(WrapperStruct00_var_1_20_Pointer)) = (*(WrapperStruct00_var_1_12_Pointer)) [L96] EXPR \read(*WrapperStruct00_var_1_17_Pointer) [L96] (*(WrapperStruct00_var_1_21_Pointer)) = (*(WrapperStruct00_var_1_17_Pointer)) [L97] EXPR \read(*WrapperStruct00_var_1_17_Pointer) [L97] signed long int stepLocal_1 = (*(WrapperStruct00_var_1_17_Pointer)); [L98] EXPR \read(*WrapperStruct00_var_1_21_Pointer) [L98] COND FALSE !(stepLocal_1 != (*(WrapperStruct00_var_1_21_Pointer))) [L101] EXPR \read(*WrapperStruct00_var_1_18_Pointer) [L101] EXPR \read(*WrapperStruct00_var_1_21_Pointer) [L101] unsigned long int stepLocal_0 = (*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer)); [L102] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L102] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L102] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L102] COND TRUE ((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer)) [L103] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L103] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L103] COND TRUE stepLocal_0 >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer))) [L104] EXPR \read(*WrapperStruct00_var_1_21_Pointer) [L104] EXPR (((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))) [L104] EXPR \read(*WrapperStruct00_var_1_21_Pointer) [L104] EXPR (((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))) [L104] (*(WrapperStruct00_var_1_1_Pointer)) = (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))) [L155] RET step() [L156] CALL, EXPR property() [L146] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L146] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L146] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L146] EXPR (((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1) [L146] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L146] EXPR (*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1 [L146] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L146] EXPR \read(*WrapperStruct00_var_1_21_Pointer) [L146] EXPR \read(*WrapperStruct00_var_1_18_Pointer) [L146] EXPR (((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))) [L146] EXPR \read(*WrapperStruct00_var_1_21_Pointer) [L146] EXPR (((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))) [L146] EXPR (*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1 [L146] EXPR (((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1) [L146] EXPR ((((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1)) && (((*(WrapperStruct00_var_1_17_Pointer)) != (*(WrapperStruct00_var_1_21_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((double) ((*(WrapperStruct00_var_1_11_Pointer)) - (*(WrapperStruct00_var_1_12_Pointer))))) : 1) [L146] EXPR (((((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1)) && (((*(WrapperStruct00_var_1_17_Pointer)) != (*(WrapperStruct00_var_1_21_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((double) ((*(WrapperStruct00_var_1_11_Pointer)) - (*(WrapperStruct00_var_1_12_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_9_Pointer)) ? ((last_1_WrapperStruct00_var_1_13 <= ((*(WrapperStruct00_var_1_8_Pointer)) + last_1_WrapperStruct00_var_1_17)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (((*(WrapperStruct00_var_1_14_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))) + (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer))))) [L146] EXPR ((((((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1)) && (((*(WrapperStruct00_var_1_17_Pointer)) != (*(WrapperStruct00_var_1_21_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((double) ((*(WrapperStruct00_var_1_11_Pointer)) - (*(WrapperStruct00_var_1_12_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_9_Pointer)) ? ((last_1_WrapperStruct00_var_1_13 <= ((*(WrapperStruct00_var_1_8_Pointer)) + last_1_WrapperStruct00_var_1_17)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (((*(WrapperStruct00_var_1_14_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))) + (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer))))) [L146] EXPR (((((((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1)) && (((*(WrapperStruct00_var_1_17_Pointer)) != (*(WrapperStruct00_var_1_21_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((double) ((*(WrapperStruct00_var_1_11_Pointer)) - (*(WrapperStruct00_var_1_12_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_9_Pointer)) ? ((last_1_WrapperStruct00_var_1_13 <= ((*(WrapperStruct00_var_1_8_Pointer)) + last_1_WrapperStruct00_var_1_17)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (((*(WrapperStruct00_var_1_14_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))) + (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer)))))) && ((*(WrapperStruct00_var_1_18_Pointer)) == ((unsigned long int) (*(WrapperStruct00_var_1_19_Pointer)))) [L146] EXPR ((((((((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1)) && (((*(WrapperStruct00_var_1_17_Pointer)) != (*(WrapperStruct00_var_1_21_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((double) ((*(WrapperStruct00_var_1_11_Pointer)) - (*(WrapperStruct00_var_1_12_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_9_Pointer)) ? ((last_1_WrapperStruct00_var_1_13 <= ((*(WrapperStruct00_var_1_8_Pointer)) + last_1_WrapperStruct00_var_1_17)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (((*(WrapperStruct00_var_1_14_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))) + (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer)))))) && ((*(WrapperStruct00_var_1_18_Pointer)) == ((unsigned long int) (*(WrapperStruct00_var_1_19_Pointer))))) && ((*(WrapperStruct00_var_1_20_Pointer)) == ((float) (*(WrapperStruct00_var_1_12_Pointer)))) [L146] EXPR (((((((((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1)) && (((*(WrapperStruct00_var_1_17_Pointer)) != (*(WrapperStruct00_var_1_21_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((double) ((*(WrapperStruct00_var_1_11_Pointer)) - (*(WrapperStruct00_var_1_12_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_9_Pointer)) ? ((last_1_WrapperStruct00_var_1_13 <= ((*(WrapperStruct00_var_1_8_Pointer)) + last_1_WrapperStruct00_var_1_17)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (((*(WrapperStruct00_var_1_14_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))) + (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer)))))) && ((*(WrapperStruct00_var_1_18_Pointer)) == ((unsigned long int) (*(WrapperStruct00_var_1_19_Pointer))))) && ((*(WrapperStruct00_var_1_20_Pointer)) == ((float) (*(WrapperStruct00_var_1_12_Pointer))))) && ((*(WrapperStruct00_var_1_21_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_17_Pointer)))) [L146-L147] return (((((((((*(WrapperStruct00_var_1_2_Pointer)) - (*(WrapperStruct00_var_1_3_Pointer))) >= (*(WrapperStruct00_var_1_10_Pointer))) ? ((((*(WrapperStruct00_var_1_18_Pointer)) + (*(WrapperStruct00_var_1_21_Pointer))) >= ((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_8_Pointer)))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) < 0 ) ? -((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_21_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_9_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed long int) (((((*(WrapperStruct00_var_1_21_Pointer))) > ((*(WrapperStruct00_var_1_18_Pointer)))) ? ((*(WrapperStruct00_var_1_21_Pointer))) : ((*(WrapperStruct00_var_1_18_Pointer))))))) : 1)) && (((*(WrapperStruct00_var_1_17_Pointer)) != (*(WrapperStruct00_var_1_21_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((double) ((*(WrapperStruct00_var_1_11_Pointer)) - (*(WrapperStruct00_var_1_12_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_9_Pointer)) ? ((last_1_WrapperStruct00_var_1_13 <= ((*(WrapperStruct00_var_1_8_Pointer)) + last_1_WrapperStruct00_var_1_17)) ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (((*(WrapperStruct00_var_1_14_Pointer)) + (*(WrapperStruct00_var_1_15_Pointer))) + (*(WrapperStruct00_var_1_16_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer))))) : ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_15_Pointer)))))) && ((*(WrapperStruct00_var_1_17_Pointer)) == ((signed long int) ((*(WrapperStruct00_var_1_13_Pointer)) + (*(WrapperStruct00_var_1_14_Pointer)))))) && ((*(WrapperStruct00_var_1_18_Pointer)) == ((unsigned long int) (*(WrapperStruct00_var_1_19_Pointer))))) && ((*(WrapperStruct00_var_1_20_Pointer)) == ((float) (*(WrapperStruct00_var_1_12_Pointer))))) && ((*(WrapperStruct00_var_1_21_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_17_Pointer)))) ; [L156] RET, EXPR property() [L156] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:17}, WrapperStruct00_var_1_11_Pointer={4:25}, WrapperStruct00_var_1_12_Pointer={4:33}, WrapperStruct00_var_1_13_Pointer={4:41}, WrapperStruct00_var_1_14_Pointer={4:43}, WrapperStruct00_var_1_15_Pointer={4:45}, WrapperStruct00_var_1_16_Pointer={4:47}, WrapperStruct00_var_1_17_Pointer={4:49}, WrapperStruct00_var_1_18_Pointer={4:53}, WrapperStruct00_var_1_19_Pointer={4:57}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_20_Pointer={4:61}, WrapperStruct00_var_1_21_Pointer={4:65}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_13=-25, last_1_WrapperStruct00_var_1_17=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.8s, OverallIterations: 1, TraceHistogramMax: 17, 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=43occurred 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, 7.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 06:36:08,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b4559e8b226a38c0de79abf5c99da960f61fddc84376577123ac96424c5c8f2a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:36:11,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:36:11,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 06:36:11,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:36:11,493 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:36:11,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:36:11,533 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:36:11,534 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:36:11,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:36:11,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:36:11,537 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:36:11,538 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:36:11,539 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:36:11,539 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:36:11,539 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:36:11,540 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:36:11,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:36:11,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:36:11,541 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:36:11,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:36:11,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:36:11,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:36:11,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:36:11,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:36:11,548 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 06:36:11,548 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 06:36:11,549 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:36:11,549 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 06:36:11,549 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:36:11,550 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:36:11,550 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:36:11,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:36:11,551 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 06:36:11,552 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:36:11,553 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:36:11,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:36:11,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:36:11,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:36:11,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:36:11,554 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 06:36:11,555 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 06:36:11,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:36:11,556 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:36:11,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4559e8b226a38c0de79abf5c99da960f61fddc84376577123ac96424c5c8f2a [2024-11-09 06:36:11,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:36:11,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:36:11,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:36:12,000 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:36:12,001 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:36:12,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i Unable to find full path for "g++" [2024-11-09 06:36:14,307 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:36:14,531 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:36:14,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i [2024-11-09 06:36:14,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/data/45c8f449c/7e4d9c99777446cba12db6bc9782971a/FLAG3f65b0963 [2024-11-09 06:36:14,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/data/45c8f449c/7e4d9c99777446cba12db6bc9782971a [2024-11-09 06:36:14,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:36:14,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:36:14,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:36:14,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:36:14,569 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:36:14,570 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:36:14" (1/1) ... [2024-11-09 06:36:14,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f60df3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:14, skipping insertion in model container [2024-11-09 06:36:14,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:36:14" (1/1) ... [2024-11-09 06:36:14,609 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:36:14,849 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i[917,930] [2024-11-09 06:36:14,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:36:14,969 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:36:14,983 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-68.i[917,930] [2024-11-09 06:36:15,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:36:15,116 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:36:15,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15 WrapperNode [2024-11-09 06:36:15,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:36:15,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:36:15,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:36:15,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:36:15,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,205 INFO L138 Inliner]: procedures = 40, calls = 171, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 521 [2024-11-09 06:36:15,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:36:15,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:36:15,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:36:15,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:36:15,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,258 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:36:15,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:36:15,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:36:15,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:36:15,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (1/1) ... [2024-11-09 06:36:15,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:36:15,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:36:15,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:36:15,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:36:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:36:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 06:36:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-09 06:36:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 06:36:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 06:36:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 06:36:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 06:36:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 06:36:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-09 06:36:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-09 06:36:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 06:36:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-09 06:36:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-09 06:36:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:36:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:36:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-09 06:36:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:36:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:36:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 06:36:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-09 06:36:15,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 06:36:15,516 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:36:15,517 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:36:20,103 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-09 06:36:20,103 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:36:20,123 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:36:20,123 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 06:36:20,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:36:20 BoogieIcfgContainer [2024-11-09 06:36:20,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:36:20,127 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:36:20,128 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:36:20,131 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:36:20,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:36:14" (1/3) ... [2024-11-09 06:36:20,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e957bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:36:20, skipping insertion in model container [2024-11-09 06:36:20,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:36:15" (2/3) ... [2024-11-09 06:36:20,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e957bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:36:20, skipping insertion in model container [2024-11-09 06:36:20,133 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:36:20" (3/3) ... [2024-11-09 06:36:20,134 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-68.i [2024-11-09 06:36:20,152 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:36:20,152 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:36:20,214 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:36:20,220 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68827c59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:36:20,221 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:36:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 94 states have (on average 1.4148936170212767) internal successors, (133), 95 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-09 06:36:20,239 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:20,239 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:20,240 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:20,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:20,244 INFO L85 PathProgramCache]: Analyzing trace with hash 653595362, now seen corresponding path program 1 times [2024-11-09 06:36:20,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:20,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [243498228] [2024-11-09 06:36:20,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:20,259 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:20,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:20,262 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:20,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 06:36:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:21,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 06:36:21,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:21,130 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2024-11-09 06:36:21,130 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:21,131 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:21,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [243498228] [2024-11-09 06:36:21,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [243498228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:21,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:21,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:36:21,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619930144] [2024-11-09 06:36:21,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:21,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:36:21,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:21,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:36:21,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:36:21,178 INFO L87 Difference]: Start difference. First operand has 114 states, 94 states have (on average 1.4148936170212767) internal successors, (133), 95 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:36:21,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:21,225 INFO L93 Difference]: Finished difference Result 221 states and 345 transitions. [2024-11-09 06:36:21,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:36:21,228 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 146 [2024-11-09 06:36:21,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:21,239 INFO L225 Difference]: With dead ends: 221 [2024-11-09 06:36:21,240 INFO L226 Difference]: Without dead ends: 110 [2024-11-09 06:36:21,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:36:21,250 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:21,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:36:21,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-09 06:36:21,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-09 06:36:21,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 91 states have (on average 1.3846153846153846) internal successors, (126), 91 states have internal predecessors, (126), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 160 transitions. [2024-11-09 06:36:21,299 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 160 transitions. Word has length 146 [2024-11-09 06:36:21,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:21,300 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 160 transitions. [2024-11-09 06:36:21,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:36:21,300 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 160 transitions. [2024-11-09 06:36:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-09 06:36:21,303 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:21,304 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:21,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-09 06:36:21,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:21,505 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:21,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:21,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1497979516, now seen corresponding path program 1 times [2024-11-09 06:36:21,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:21,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [544781627] [2024-11-09 06:36:21,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:21,508 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:21,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:21,512 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:21,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 06:36:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:22,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:36:22,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:22,293 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 06:36:22,294 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:22,294 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:22,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [544781627] [2024-11-09 06:36:22,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [544781627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:22,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:22,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:36:22,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732209824] [2024-11-09 06:36:22,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:22,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:36:22,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:22,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:36:22,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:36:22,299 INFO L87 Difference]: Start difference. First operand 110 states and 160 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:36:22,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:22,396 INFO L93 Difference]: Finished difference Result 219 states and 320 transitions. [2024-11-09 06:36:22,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:36:22,397 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 146 [2024-11-09 06:36:22,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:22,398 INFO L225 Difference]: With dead ends: 219 [2024-11-09 06:36:22,399 INFO L226 Difference]: Without dead ends: 112 [2024-11-09 06:36:22,400 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:36:22,401 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 0 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:22,402 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 463 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:36:22,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-09 06:36:22,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-09 06:36:22,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 162 transitions. [2024-11-09 06:36:22,415 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 162 transitions. Word has length 146 [2024-11-09 06:36:22,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:22,416 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 162 transitions. [2024-11-09 06:36:22,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:36:22,417 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 162 transitions. [2024-11-09 06:36:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-09 06:36:22,419 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:22,420 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:22,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 06:36:22,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:22,624 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:22,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:22,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1209160126, now seen corresponding path program 1 times [2024-11-09 06:36:22,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:22,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [353543251] [2024-11-09 06:36:22,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:22,627 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:22,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:22,628 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:22,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 06:36:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:23,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 06:36:23,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:23,357 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-09 06:36:23,359 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:23,360 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:23,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [353543251] [2024-11-09 06:36:23,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [353543251] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:23,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:23,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:36:23,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101623064] [2024-11-09 06:36:23,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:23,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:36:23,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:23,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:36:23,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:36:23,366 INFO L87 Difference]: Start difference. First operand 112 states and 162 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:36:23,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:23,479 INFO L93 Difference]: Finished difference Result 223 states and 324 transitions. [2024-11-09 06:36:23,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:36:23,484 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 146 [2024-11-09 06:36:23,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:23,486 INFO L225 Difference]: With dead ends: 223 [2024-11-09 06:36:23,486 INFO L226 Difference]: Without dead ends: 114 [2024-11-09 06:36:23,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:36:23,491 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 0 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:23,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 463 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:36:23,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-09 06:36:23,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2024-11-09 06:36:23,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 95 states have (on average 1.368421052631579) internal successors, (130), 95 states have internal predecessors, (130), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:23,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 164 transitions. [2024-11-09 06:36:23,516 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 164 transitions. Word has length 146 [2024-11-09 06:36:23,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:23,517 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 164 transitions. [2024-11-09 06:36:23,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:36:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 164 transitions. [2024-11-09 06:36:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-09 06:36:23,524 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:23,524 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:23,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 06:36:23,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:23,725 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:23,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:23,725 INFO L85 PathProgramCache]: Analyzing trace with hash 2092669116, now seen corresponding path program 1 times [2024-11-09 06:36:23,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:23,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509076335] [2024-11-09 06:36:23,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:23,727 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:23,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:23,730 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:23,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-09 06:36:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:24,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:36:24,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:24,473 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:36:24,473 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:24,475 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:24,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509076335] [2024-11-09 06:36:24,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [509076335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:24,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:24,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:36:24,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31744290] [2024-11-09 06:36:24,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:24,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:36:24,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:24,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:36:24,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:36:24,478 INFO L87 Difference]: Start difference. First operand 114 states and 164 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:24,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:24,558 INFO L93 Difference]: Finished difference Result 228 states and 329 transitions. [2024-11-09 06:36:24,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:36:24,559 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2024-11-09 06:36:24,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:24,561 INFO L225 Difference]: With dead ends: 228 [2024-11-09 06:36:24,564 INFO L226 Difference]: Without dead ends: 117 [2024-11-09 06:36:24,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:36:24,566 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:24,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 613 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:36:24,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-09 06:36:24,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-11-09 06:36:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 98 states have (on average 1.3571428571428572) internal successors, (133), 98 states have internal predecessors, (133), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 167 transitions. [2024-11-09 06:36:24,581 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 167 transitions. Word has length 146 [2024-11-09 06:36:24,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:24,583 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 167 transitions. [2024-11-09 06:36:24,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:24,584 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 167 transitions. [2024-11-09 06:36:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-09 06:36:24,590 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:24,590 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:24,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-09 06:36:24,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:24,791 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:24,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:24,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1424116020, now seen corresponding path program 1 times [2024-11-09 06:36:24,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:24,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [560089455] [2024-11-09 06:36:24,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:24,792 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:24,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:24,795 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:24,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 06:36:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:25,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:36:25,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:25,417 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:36:25,417 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:25,417 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:25,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [560089455] [2024-11-09 06:36:25,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [560089455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:25,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:25,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:36:25,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419751131] [2024-11-09 06:36:25,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:25,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:36:25,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:25,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:36:25,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:36:25,420 INFO L87 Difference]: Start difference. First operand 117 states and 167 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:25,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:25,508 INFO L93 Difference]: Finished difference Result 234 states and 335 transitions. [2024-11-09 06:36:25,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:36:25,509 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2024-11-09 06:36:25,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:25,511 INFO L225 Difference]: With dead ends: 234 [2024-11-09 06:36:25,511 INFO L226 Difference]: Without dead ends: 120 [2024-11-09 06:36:25,511 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:36:25,512 INFO L432 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:25,513 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 618 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:36:25,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-09 06:36:25,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 118. [2024-11-09 06:36:25,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 99 states have (on average 1.3535353535353536) internal successors, (134), 99 states have internal predecessors, (134), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:25,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 168 transitions. [2024-11-09 06:36:25,523 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 168 transitions. Word has length 146 [2024-11-09 06:36:25,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:25,523 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 168 transitions. [2024-11-09 06:36:25,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 168 transitions. [2024-11-09 06:36:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 06:36:25,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:25,526 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:25,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-09 06:36:25,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:25,730 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:25,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:25,731 INFO L85 PathProgramCache]: Analyzing trace with hash 302920705, now seen corresponding path program 1 times [2024-11-09 06:36:25,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:25,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [845341320] [2024-11-09 06:36:25,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:25,732 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:25,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:25,734 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:25,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-09 06:36:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:26,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:36:26,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:26,564 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:36:26,564 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:26,564 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:26,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [845341320] [2024-11-09 06:36:26,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [845341320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:26,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:26,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:36:26,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205995722] [2024-11-09 06:36:26,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:26,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:36:26,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:26,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:36:26,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:36:26,567 INFO L87 Difference]: Start difference. First operand 118 states and 168 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:26,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:26,635 INFO L93 Difference]: Finished difference Result 238 states and 340 transitions. [2024-11-09 06:36:26,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:36:26,635 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-09 06:36:26,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:26,637 INFO L225 Difference]: With dead ends: 238 [2024-11-09 06:36:26,637 INFO L226 Difference]: Without dead ends: 123 [2024-11-09 06:36:26,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:36:26,638 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 1 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:26,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 604 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:36:26,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-09 06:36:26,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 122. [2024-11-09 06:36:26,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 103 states have (on average 1.3398058252427185) internal successors, (138), 103 states have internal predecessors, (138), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:26,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 172 transitions. [2024-11-09 06:36:26,647 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 172 transitions. Word has length 148 [2024-11-09 06:36:26,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:26,648 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 172 transitions. [2024-11-09 06:36:26,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:26,649 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 172 transitions. [2024-11-09 06:36:26,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 06:36:26,650 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:26,650 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:26,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-09 06:36:26,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:26,851 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:26,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:26,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1003985283, now seen corresponding path program 1 times [2024-11-09 06:36:26,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:26,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1889063757] [2024-11-09 06:36:26,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:26,852 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:26,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:26,853 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:26,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-09 06:36:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:27,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 06:36:27,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:36:27,583 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:27,583 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:27,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1889063757] [2024-11-09 06:36:27,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1889063757] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:27,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:27,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 06:36:27,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125632361] [2024-11-09 06:36:27,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:27,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 06:36:27,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:27,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 06:36:27,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:36:27,585 INFO L87 Difference]: Start difference. First operand 122 states and 172 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:27,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:27,997 INFO L93 Difference]: Finished difference Result 246 states and 348 transitions. [2024-11-09 06:36:27,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:36:27,998 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-09 06:36:27,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:27,999 INFO L225 Difference]: With dead ends: 246 [2024-11-09 06:36:27,999 INFO L226 Difference]: Without dead ends: 127 [2024-11-09 06:36:28,000 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:36:28,001 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 1 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:28,001 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 882 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 06:36:28,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-09 06:36:28,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 126. [2024-11-09 06:36:28,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.3271028037383177) internal successors, (142), 107 states have internal predecessors, (142), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:28,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 176 transitions. [2024-11-09 06:36:28,010 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 176 transitions. Word has length 148 [2024-11-09 06:36:28,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:28,011 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 176 transitions. [2024-11-09 06:36:28,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 176 transitions. [2024-11-09 06:36:28,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 06:36:28,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:28,013 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:28,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-09 06:36:28,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:28,214 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:28,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:28,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1515974651, now seen corresponding path program 1 times [2024-11-09 06:36:28,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:28,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [358993727] [2024-11-09 06:36:28,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:28,217 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:28,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:28,220 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:28,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-09 06:36:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:28,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:36:28,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:29,019 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:36:29,019 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:29,019 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:29,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [358993727] [2024-11-09 06:36:29,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [358993727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:29,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:29,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 06:36:29,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011399483] [2024-11-09 06:36:29,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:29,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 06:36:29,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:29,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 06:36:29,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:36:29,021 INFO L87 Difference]: Start difference. First operand 126 states and 176 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:29,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:29,407 INFO L93 Difference]: Finished difference Result 252 states and 353 transitions. [2024-11-09 06:36:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 06:36:29,410 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-09 06:36:29,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:29,411 INFO L225 Difference]: With dead ends: 252 [2024-11-09 06:36:29,412 INFO L226 Difference]: Without dead ends: 129 [2024-11-09 06:36:29,412 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:36:29,413 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 1 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:29,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1021 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 06:36:29,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-09 06:36:29,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 128. [2024-11-09 06:36:29,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 109 states have (on average 1.3211009174311927) internal successors, (144), 109 states have internal predecessors, (144), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:29,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2024-11-09 06:36:29,433 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 148 [2024-11-09 06:36:29,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:29,434 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2024-11-09 06:36:29,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:29,434 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2024-11-09 06:36:29,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 06:36:29,439 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:29,439 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:29,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-09 06:36:29,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:29,640 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:29,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:29,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1514127609, now seen corresponding path program 1 times [2024-11-09 06:36:29,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:29,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1041801925] [2024-11-09 06:36:29,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:29,641 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:29,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:29,643 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:29,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-09 06:36:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:30,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:36:30,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:30,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-09 06:36:30,434 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:36:30,435 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:30,435 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:30,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1041801925] [2024-11-09 06:36:30,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1041801925] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:30,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:30,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:36:30,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394329081] [2024-11-09 06:36:30,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:30,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:36:30,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:30,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:36:30,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:36:30,439 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:32,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:36:35,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:35,426 INFO L93 Difference]: Finished difference Result 254 states and 354 transitions. [2024-11-09 06:36:35,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:36:35,427 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-09 06:36:35,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:35,428 INFO L225 Difference]: With dead ends: 254 [2024-11-09 06:36:35,428 INFO L226 Difference]: Without dead ends: 129 [2024-11-09 06:36:35,429 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 06:36:35,429 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 155 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:35,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 453 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 180 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-09 06:36:35,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-09 06:36:35,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 128. [2024-11-09 06:36:35,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 109 states have (on average 1.311926605504587) internal successors, (143), 109 states have internal predecessors, (143), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:35,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 177 transitions. [2024-11-09 06:36:35,438 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 177 transitions. Word has length 148 [2024-11-09 06:36:35,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:35,438 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 177 transitions. [2024-11-09 06:36:35,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:36:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2024-11-09 06:36:35,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-09 06:36:35,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:35,441 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:35,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-09 06:36:35,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:35,642 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:35,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:35,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1696818707, now seen corresponding path program 1 times [2024-11-09 06:36:35,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:35,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [574325171] [2024-11-09 06:36:35,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:35,643 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:35,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:35,644 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:35,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-09 06:36:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:36,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:36:36,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:36,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-09 06:36:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 06:36:36,404 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:36:36,404 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:36,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [574325171] [2024-11-09 06:36:36,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [574325171] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:36:36,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:36:36,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:36:36,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390215329] [2024-11-09 06:36:36,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:36:36,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:36:36,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:36:36,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:36:36,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:36:36,407 INFO L87 Difference]: Start difference. First operand 128 states and 177 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:36:38,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:36:41,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:36:41,512 INFO L93 Difference]: Finished difference Result 253 states and 351 transitions. [2024-11-09 06:36:41,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:36:41,513 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 150 [2024-11-09 06:36:41,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:36:41,514 INFO L225 Difference]: With dead ends: 253 [2024-11-09 06:36:41,514 INFO L226 Difference]: Without dead ends: 128 [2024-11-09 06:36:41,515 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-09 06:36:41,515 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 144 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:36:41,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 448 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 178 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-09 06:36:41,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-11-09 06:36:41,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 126. [2024-11-09 06:36:41,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 107 states have (on average 1.308411214953271) internal successors, (140), 107 states have internal predecessors, (140), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:36:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 174 transitions. [2024-11-09 06:36:41,525 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 174 transitions. Word has length 150 [2024-11-09 06:36:41,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:36:41,525 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 174 transitions. [2024-11-09 06:36:41,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:36:41,526 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 174 transitions. [2024-11-09 06:36:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-09 06:36:41,528 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:36:41,528 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:36:41,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2024-11-09 06:36:41,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:41,729 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:36:41,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:36:41,730 INFO L85 PathProgramCache]: Analyzing trace with hash 527282437, now seen corresponding path program 1 times [2024-11-09 06:36:41,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:36:41,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [391582424] [2024-11-09 06:36:41,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:41,731 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:36:41,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:36:41,732 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:36:41,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-09 06:36:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:42,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:36:42,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:42,495 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 94 treesize of output 40 [2024-11-09 06:36:42,586 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:36:42,586 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:36:42,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2024-11-09 06:36:42,994 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:36:42,995 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:36:42,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [391582424] [2024-11-09 06:36:42,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [391582424] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:36:42,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1868646664] [2024-11-09 06:36:42,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:36:42,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:36:42,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:36:42,999 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:36:43,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 06:36:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:36:44,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:36:44,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:36:51,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:36:51,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 175 treesize of output 131 [2024-11-09 06:37:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:37:00,238 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:37:00,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1868646664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:37:00,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 06:37:00,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8] total 15 [2024-11-09 06:37:00,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767571117] [2024-11-09 06:37:00,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:37:00,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:37:00,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:37:00,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:37:00,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-09 06:37:00,241 INFO L87 Difference]: Start difference. First operand 126 states and 174 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:37:02,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:37:04,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:37:06,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:37:20,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:37:50,277 WARN L286 SmtUtils]: Spent 10.14s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:37:53,587 WARN L539 Checker$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 [] [2024-11-09 06:37:54,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:37:56,787 WARN L539 Checker$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 [0] [2024-11-09 06:38:01,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:38:17,001 WARN L539 Checker$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 [] [2024-11-09 06:38:17,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:38:17,003 INFO L93 Difference]: Finished difference Result 294 states and 402 transitions. [2024-11-09 06:38:17,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:38:17,024 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 152 [2024-11-09 06:38:17,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:38:17,026 INFO L225 Difference]: With dead ends: 294 [2024-11-09 06:38:17,026 INFO L226 Difference]: Without dead ends: 171 [2024-11-09 06:38:17,027 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 440 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 38.6s TimeCoverageRelationStatistics Valid=39, Invalid=200, Unknown=1, NotChecked=0, Total=240 [2024-11-09 06:38:17,028 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 45 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:38:17,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 431 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 196 Invalid, 7 Unknown, 0 Unchecked, 49.5s Time] [2024-11-09 06:38:17,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2024-11-09 06:38:17,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 128. [2024-11-09 06:38:17,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 109 states have (on average 1.3027522935779816) internal successors, (142), 109 states have internal predecessors, (142), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:38:17,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 176 transitions. [2024-11-09 06:38:17,038 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 176 transitions. Word has length 152 [2024-11-09 06:38:17,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:38:17,039 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 176 transitions. [2024-11-09 06:38:17,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:17,039 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 176 transitions. [2024-11-09 06:38:17,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-09 06:38:17,042 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:38:17,042 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:38:17,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-09 06:38:17,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2024-11-09 06:38:17,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:17,443 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:38:17,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:38:17,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1854108395, now seen corresponding path program 1 times [2024-11-09 06:38:17,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:38:17,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [751537523] [2024-11-09 06:38:17,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:17,445 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:17,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:38:17,449 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:38:17,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-11-09 06:38:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:18,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:38:18,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:18,430 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:38:18,430 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:38:18,430 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:38:18,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [751537523] [2024-11-09 06:38:18,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [751537523] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:38:18,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:38:18,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:38:18,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330790813] [2024-11-09 06:38:18,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:38:18,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:38:18,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:38:18,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:38:18,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:38:18,435 INFO L87 Difference]: Start difference. First operand 128 states and 176 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:20,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:38:25,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:38:25,105 INFO L93 Difference]: Finished difference Result 289 states and 394 transitions. [2024-11-09 06:38:25,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:38:25,106 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 152 [2024-11-09 06:38:25,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:38:25,109 INFO L225 Difference]: With dead ends: 289 [2024-11-09 06:38:25,109 INFO L226 Difference]: Without dead ends: 164 [2024-11-09 06:38:25,110 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:38:25,110 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 38 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:38:25,111 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 452 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 174 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2024-11-09 06:38:25,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-09 06:38:25,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 129. [2024-11-09 06:38:25,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 110 states have (on average 1.3) internal successors, (143), 110 states have internal predecessors, (143), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:38:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 177 transitions. [2024-11-09 06:38:25,120 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 177 transitions. Word has length 152 [2024-11-09 06:38:25,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:38:25,121 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 177 transitions. [2024-11-09 06:38:25,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:25,121 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 177 transitions. [2024-11-09 06:38:25,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-09 06:38:25,123 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:38:25,123 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:38:25,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2024-11-09 06:38:25,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:25,328 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:38:25,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:38:25,329 INFO L85 PathProgramCache]: Analyzing trace with hash -403626517, now seen corresponding path program 1 times [2024-11-09 06:38:25,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:38:25,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [205866283] [2024-11-09 06:38:25,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:25,330 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:25,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:38:25,334 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:38:25,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2024-11-09 06:38:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:26,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:38:26,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:26,476 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 94 treesize of output 40 [2024-11-09 06:38:26,692 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:38:26,692 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:38:27,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2024-11-09 06:38:27,362 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:38:27,362 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:38:27,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [205866283] [2024-11-09 06:38:27,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [205866283] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:38:27,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [732653110] [2024-11-09 06:38:27,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:27,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:38:27,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:38:27,368 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:38:27,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 06:38:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:29,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 06:38:29,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:30,023 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 123 treesize of output 51 [2024-11-09 06:38:30,073 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:38:30,074 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:38:30,778 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 88 treesize of output 34 [2024-11-09 06:38:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:38:30,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [732653110] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:38:30,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5021573] [2024-11-09 06:38:30,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:30,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:38:30,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:38:30,808 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:38:30,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-09 06:38:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:31,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 06:38:31,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:34,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-09 06:38:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:38:34,346 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:38:34,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5021573] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:38:34,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 06:38:34,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 8, 10, 9] total 18 [2024-11-09 06:38:34,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382930685] [2024-11-09 06:38:34,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:38:34,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:38:34,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:38:34,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:38:34,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-09 06:38:34,351 INFO L87 Difference]: Start difference. First operand 129 states and 177 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:35,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:38:35,574 INFO L93 Difference]: Finished difference Result 255 states and 351 transitions. [2024-11-09 06:38:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:38:35,578 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 152 [2024-11-09 06:38:35,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:38:35,580 INFO L225 Difference]: With dead ends: 255 [2024-11-09 06:38:35,581 INFO L226 Difference]: Without dead ends: 129 [2024-11-09 06:38:35,582 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 756 GetRequests, 737 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=62, Invalid=280, Unknown=0, NotChecked=0, Total=342 [2024-11-09 06:38:35,582 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 80 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:38:35,583 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 278 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 06:38:35,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-09 06:38:35,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2024-11-09 06:38:35,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 110 states have (on average 1.290909090909091) internal successors, (142), 110 states have internal predecessors, (142), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:38:35,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 176 transitions. [2024-11-09 06:38:35,594 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 176 transitions. Word has length 152 [2024-11-09 06:38:35,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:38:35,595 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 176 transitions. [2024-11-09 06:38:35,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:35,596 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 176 transitions. [2024-11-09 06:38:35,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-09 06:38:35,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:38:35,597 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:38:35,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-11-09 06:38:35,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-09 06:38:36,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2024-11-09 06:38:36,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:36,199 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:38:36,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:38:36,199 INFO L85 PathProgramCache]: Analyzing trace with hash -341586903, now seen corresponding path program 1 times [2024-11-09 06:38:36,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:38:36,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [682724560] [2024-11-09 06:38:36,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:36,201 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:36,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:38:36,204 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:38:36,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2024-11-09 06:38:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:36,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 06:38:36,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:37,040 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-09 06:38:37,041 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 26 treesize of output 10 [2024-11-09 06:38:37,069 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:38:37,069 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:38:37,069 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:38:37,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [682724560] [2024-11-09 06:38:37,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [682724560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:38:37,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:38:37,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:38:37,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156514069] [2024-11-09 06:38:37,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:38:37,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:38:37,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:38:37,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:38:37,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:38:37,072 INFO L87 Difference]: Start difference. First operand 129 states and 176 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:39,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:38:41,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:38:45,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:38:45,502 INFO L93 Difference]: Finished difference Result 305 states and 413 transitions. [2024-11-09 06:38:45,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:38:45,503 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 152 [2024-11-09 06:38:45,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:38:45,505 INFO L225 Difference]: With dead ends: 305 [2024-11-09 06:38:45,505 INFO L226 Difference]: Without dead ends: 179 [2024-11-09 06:38:45,506 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:38:45,507 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 51 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 422 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:38:45,507 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 422 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 197 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2024-11-09 06:38:45,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-09 06:38:45,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 146. [2024-11-09 06:38:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 127 states have (on average 1.2992125984251968) internal successors, (165), 127 states have internal predecessors, (165), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:38:45,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 199 transitions. [2024-11-09 06:38:45,519 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 199 transitions. Word has length 152 [2024-11-09 06:38:45,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:38:45,520 INFO L471 AbstractCegarLoop]: Abstraction has 146 states and 199 transitions. [2024-11-09 06:38:45,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:45,521 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 199 transitions. [2024-11-09 06:38:45,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-09 06:38:45,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:38:45,522 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:38:45,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2024-11-09 06:38:45,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:45,723 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:38:45,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:38:45,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1362655257, now seen corresponding path program 1 times [2024-11-09 06:38:45,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:38:45,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [215977128] [2024-11-09 06:38:45,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:45,725 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:45,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:38:45,729 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:38:45,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2024-11-09 06:38:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:46,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 06:38:46,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:46,439 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:38:46,440 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:38:46,440 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:38:46,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [215977128] [2024-11-09 06:38:46,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [215977128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:38:46,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:38:46,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:38:46,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396191770] [2024-11-09 06:38:46,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:38:46,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:38:46,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:38:46,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:38:46,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:38:46,443 INFO L87 Difference]: Start difference. First operand 146 states and 199 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:46,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:38:46,767 INFO L93 Difference]: Finished difference Result 292 states and 399 transitions. [2024-11-09 06:38:46,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:38:46,768 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 152 [2024-11-09 06:38:46,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:38:46,771 INFO L225 Difference]: With dead ends: 292 [2024-11-09 06:38:46,771 INFO L226 Difference]: Without dead ends: 149 [2024-11-09 06:38:46,772 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:38:46,776 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:38:46,776 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 599 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 06:38:46,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-09 06:38:46,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2024-11-09 06:38:46,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 130 states have (on average 1.2923076923076924) internal successors, (168), 130 states have internal predecessors, (168), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:38:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 202 transitions. [2024-11-09 06:38:46,796 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 202 transitions. Word has length 152 [2024-11-09 06:38:46,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:38:46,801 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 202 transitions. [2024-11-09 06:38:46,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:38:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 202 transitions. [2024-11-09 06:38:46,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-09 06:38:46,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:38:46,802 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:38:46,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2024-11-09 06:38:47,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:47,004 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:38:47,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:38:47,005 INFO L85 PathProgramCache]: Analyzing trace with hash 102825315, now seen corresponding path program 1 times [2024-11-09 06:38:47,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:38:47,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1748395426] [2024-11-09 06:38:47,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:47,006 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:38:47,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:38:47,007 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:38:47,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2024-11-09 06:38:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:47,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:38:47,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:47,948 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 94 treesize of output 40 [2024-11-09 06:38:48,103 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:38:48,104 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:38:48,673 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 58 treesize of output 22 [2024-11-09 06:38:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:38:48,694 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:38:48,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1748395426] [2024-11-09 06:38:48,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1748395426] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:38:48,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1135854216] [2024-11-09 06:38:48,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:48,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:38:48,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:38:48,696 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:38:48,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 06:38:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:50,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 06:38:50,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:51,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-09 06:38:51,271 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 123 treesize of output 51 [2024-11-09 06:38:51,309 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:38:51,309 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:38:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:38:52,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1135854216] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:38:52,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [862155773] [2024-11-09 06:38:52,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:38:52,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:38:52,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:38:52,017 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:38:52,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-09 06:38:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:38:52,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:38:52,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:38:53,248 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:38:53,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-09 06:38:53,489 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-09 06:38:53,489 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:38:53,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [862155773] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:38:53,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 06:38:53,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-09 06:38:53,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461997434] [2024-11-09 06:38:53,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:38:53,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:38:53,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:38:53,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:38:53,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-09 06:38:53,492 INFO L87 Difference]: Start difference. First operand 149 states and 202 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:38:55,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:38:59,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:38:59,720 INFO L93 Difference]: Finished difference Result 295 states and 401 transitions. [2024-11-09 06:38:59,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:38:59,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 152 [2024-11-09 06:38:59,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:38:59,723 INFO L225 Difference]: With dead ends: 295 [2024-11-09 06:38:59,723 INFO L226 Difference]: Without dead ends: 149 [2024-11-09 06:38:59,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 758 GetRequests, 736 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2024-11-09 06:38:59,725 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 119 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:38:59,725 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 447 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 171 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2024-11-09 06:38:59,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-09 06:38:59,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 147. [2024-11-09 06:38:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 128 states have (on average 1.2890625) internal successors, (165), 128 states have internal predecessors, (165), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:38:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 199 transitions. [2024-11-09 06:38:59,744 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 199 transitions. Word has length 152 [2024-11-09 06:38:59,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:38:59,744 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 199 transitions. [2024-11-09 06:38:59,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:38:59,744 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 199 transitions. [2024-11-09 06:38:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 06:38:59,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:38:59,746 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:38:59,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-09 06:38:59,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-11-09 06:39:00,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2024-11-09 06:39:00,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:39:00,347 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:39:00,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:39:00,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1071906507, now seen corresponding path program 1 times [2024-11-09 06:39:00,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:39:00,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351008911] [2024-11-09 06:39:00,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:39:00,349 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:39:00,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:39:00,350 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:39:00,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2024-11-09 06:39:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:39:01,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:39:01,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:39:01,366 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 94 treesize of output 40 [2024-11-09 06:39:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:39:01,510 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:39:01,973 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 58 treesize of output 22 [2024-11-09 06:39:01,996 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:39:01,997 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:39:01,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [351008911] [2024-11-09 06:39:01,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [351008911] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:39:01,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [916229513] [2024-11-09 06:39:01,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:39:01,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:39:01,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:39:02,001 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:39:02,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-09 06:39:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:39:04,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 06:39:04,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:39:04,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-09 06:39:04,585 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 123 treesize of output 51 [2024-11-09 06:39:04,616 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:39:04,616 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:39:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:39:05,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [916229513] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:39:05,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029829839] [2024-11-09 06:39:05,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:39:05,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:39:05,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:39:05,289 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:39:05,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-09 06:39:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:39:05,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:39:05,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:39:06,090 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 94 treesize of output 40 [2024-11-09 06:39:06,142 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-09 06:39:06,142 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:39:06,432 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 58 treesize of output 22 [2024-11-09 06:39:06,449 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:39:06,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029829839] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:39:06,449 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 06:39:06,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 10, 9, 9, 8] total 16 [2024-11-09 06:39:06,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157511570] [2024-11-09 06:39:06,450 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 06:39:06,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 06:39:06,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:39:06,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 06:39:06,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-09 06:39:06,453 INFO L87 Difference]: Start difference. First operand 147 states and 199 transitions. Second operand has 16 states, 15 states have (on average 7.0) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-11-09 06:39:08,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:39:10,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:39:12,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:39:14,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:39:16,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:39:18,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:39:20,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:39:22,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:39:28,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:39:28,596 INFO L93 Difference]: Finished difference Result 305 states and 411 transitions. [2024-11-09 06:39:28,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 06:39:28,597 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 7.0) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) Word has length 154 [2024-11-09 06:39:28,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:39:28,599 INFO L225 Difference]: With dead ends: 305 [2024-11-09 06:39:28,599 INFO L226 Difference]: Without dead ends: 149 [2024-11-09 06:39:28,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 930 GetRequests, 903 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=150, Invalid=552, Unknown=0, NotChecked=0, Total=702 [2024-11-09 06:39:28,600 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 132 mSDsluCounter, 516 mSDsCounter, 0 mSdLazyCounter, 656 mSolverCounterSat, 13 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 656 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:39:28,601 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 631 Invalid, 676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 656 Invalid, 7 Unknown, 0 Unchecked, 21.5s Time] [2024-11-09 06:39:28,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-09 06:39:28,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 147. [2024-11-09 06:39:28,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 128 states have (on average 1.2734375) internal successors, (163), 128 states have internal predecessors, (163), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:39:28,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 197 transitions. [2024-11-09 06:39:28,615 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 197 transitions. Word has length 154 [2024-11-09 06:39:28,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:39:28,616 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 197 transitions. [2024-11-09 06:39:28,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 7.0) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-11-09 06:39:28,616 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 197 transitions. [2024-11-09 06:39:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 06:39:28,618 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:39:28,618 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:39:28,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-09 06:39:28,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2024-11-09 06:39:29,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-09 06:39:29,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:39:29,219 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:39:29,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:39:29,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1087177587, now seen corresponding path program 1 times [2024-11-09 06:39:29,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:39:29,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1969271650] [2024-11-09 06:39:29,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:39:29,220 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:39:29,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:39:29,223 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:39:29,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2024-11-09 06:39:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:39:29,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:39:29,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:39:30,335 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:39:30,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 172 treesize of output 64 [2024-11-09 06:39:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 28 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-11-09 06:39:30,488 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:39:31,012 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:39:31,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 1 [2024-11-09 06:39:31,075 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:39:31,075 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:39:31,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1969271650] [2024-11-09 06:39:31,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1969271650] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:39:31,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2063196834] [2024-11-09 06:39:31,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:39:31,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:39:31,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:39:31,077 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:39:31,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-09 06:39:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:39:33,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 06:39:33,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:39:33,830 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:39:33,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 227 treesize of output 83 [2024-11-09 06:39:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 28 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-11-09 06:39:33,877 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:39:34,953 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:39:34,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 1 [2024-11-09 06:39:35,031 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:39:35,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2063196834] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:39:35,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1903561050] [2024-11-09 06:39:35,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:39:35,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:39:35,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:39:35,034 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:39:35,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-09 06:42:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:42:40,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 06:42:40,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:42:41,233 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:42:41,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-11-09 06:42:41,516 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 06:42:41,516 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:42:41,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1903561050] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:42:41,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2024-11-09 06:42:41,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 8, 10, 9] total 19 [2024-11-09 06:42:41,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482378812] [2024-11-09 06:42:41,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:42:41,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:42:41,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:42:41,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:42:41,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-09 06:42:41,519 INFO L87 Difference]: Start difference. First operand 147 states and 197 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:42:43,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:42:47,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:42:47,061 INFO L93 Difference]: Finished difference Result 292 states and 392 transitions. [2024-11-09 06:42:47,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 06:42:47,062 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 154 [2024-11-09 06:42:47,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:42:47,063 INFO L225 Difference]: With dead ends: 292 [2024-11-09 06:42:47,063 INFO L226 Difference]: Without dead ends: 148 [2024-11-09 06:42:47,064 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 768 GetRequests, 747 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2024-11-09 06:42:47,064 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 107 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:42:47,065 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 433 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-09 06:42:47,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-09 06:42:47,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 147. [2024-11-09 06:42:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 128 states have (on average 1.265625) internal successors, (162), 128 states have internal predecessors, (162), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:42:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 196 transitions. [2024-11-09 06:42:47,091 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 196 transitions. Word has length 154 [2024-11-09 06:42:47,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:42:47,091 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 196 transitions. [2024-11-09 06:42:47,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 06:42:47,092 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 196 transitions. [2024-11-09 06:42:47,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-09 06:42:47,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:42:47,093 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:42:47,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-11-09 06:42:47,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2024-11-09 06:42:47,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-09 06:42:47,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 06:42:47,694 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:42:47,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:42:47,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1855504615, now seen corresponding path program 1 times [2024-11-09 06:42:47,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:42:47,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1112440206] [2024-11-09 06:42:47,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:42:47,695 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:42:47,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:42:47,696 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:42:47,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2024-11-09 06:42:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:42:48,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 06:42:48,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:42:48,766 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:42:48,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 172 treesize of output 64 [2024-11-09 06:42:48,981 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 28 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-11-09 06:42:48,981 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:42:49,405 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:42:49,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 1 [2024-11-09 06:42:49,504 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:42:49,504 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:42:49,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1112440206] [2024-11-09 06:42:49,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1112440206] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:42:49,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1883783268] [2024-11-09 06:42:49,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:42:49,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 06:42:49,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 06:42:49,508 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 06:42:49,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-09 06:42:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:42:51,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 06:42:51,689 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:42:52,277 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:42:52,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 227 treesize of output 83 [2024-11-09 06:42:52,310 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 28 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-11-09 06:42:52,310 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:42:53,408 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:42:53,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 1 [2024-11-09 06:42:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:42:53,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1883783268] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:42:53,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866843615] [2024-11-09 06:42:53,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:42:53,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:42:53,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:42:53,473 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:42:53,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-11-09 06:42:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:42:54,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 06:42:54,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:42:54,566 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:42:54,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 227 treesize of output 83 [2024-11-09 06:42:54,613 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 288 proven. 28 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-11-09 06:42:54,614 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:42:54,970 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:42:54,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 1 [2024-11-09 06:42:55,034 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 21 proven. 27 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-09 06:42:55,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866843615] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:42:55,034 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 06:42:55,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 10, 9, 10, 9] total 16 [2024-11-09 06:42:55,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991164392] [2024-11-09 06:42:55,035 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 06:42:55,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 06:42:55,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:42:55,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 06:42:55,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-09 06:42:55,037 INFO L87 Difference]: Start difference. First operand 147 states and 196 transitions. Second operand has 16 states, 15 states have (on average 7.866666666666666) internal successors, (118), 16 states have internal predecessors, (118), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-11-09 06:42:57,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:42:59,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:43:01,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:43:03,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:43:05,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:43:07,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:43:13,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:43:13,569 INFO L93 Difference]: Finished difference Result 305 states and 405 transitions. [2024-11-09 06:43:13,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 06:43:13,570 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 7.866666666666666) internal successors, (118), 16 states have internal predecessors, (118), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) Word has length 156 [2024-11-09 06:43:13,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:43:13,572 INFO L225 Difference]: With dead ends: 305 [2024-11-09 06:43:13,572 INFO L226 Difference]: Without dead ends: 149 [2024-11-09 06:43:13,573 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 942 GetRequests, 916 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=150, Invalid=552, Unknown=0, NotChecked=0, Total=702 [2024-11-09 06:43:13,573 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 131 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 14 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:43:13,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 558 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 549 Invalid, 5 Unknown, 0 Unchecked, 17.9s Time] [2024-11-09 06:43:13,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-09 06:43:13,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 147. [2024-11-09 06:43:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 128 states have (on average 1.25) internal successors, (160), 128 states have internal predecessors, (160), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:43:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 194 transitions. [2024-11-09 06:43:13,584 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 194 transitions. Word has length 156 [2024-11-09 06:43:13,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:43:13,585 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 194 transitions. [2024-11-09 06:43:13,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 7.866666666666666) internal successors, (118), 16 states have internal predecessors, (118), 4 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-11-09 06:43:13,585 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 194 transitions. [2024-11-09 06:43:13,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-09 06:43:13,586 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:43:13,587 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:43:13,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-11-09 06:43:13,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-09 06:43:13,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Ended with exit code 0 [2024-11-09 06:43:14,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:43:14,189 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:43:14,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:43:14,189 INFO L85 PathProgramCache]: Analyzing trace with hash 824463717, now seen corresponding path program 1 times [2024-11-09 06:43:14,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:43:14,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1933157526] [2024-11-09 06:43:14,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:43:14,190 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:43:14,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:43:14,193 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:43:14,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2024-11-09 06:43:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:43:15,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 06:43:15,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:43:16,251 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:43:16,251 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:43:16,251 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:43:16,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1933157526] [2024-11-09 06:43:16,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1933157526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:43:16,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:43:16,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 06:43:16,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242853790] [2024-11-09 06:43:16,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:43:16,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:43:16,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:43:16,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:43:16,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:43:16,254 INFO L87 Difference]: Start difference. First operand 147 states and 194 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:43:18,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:43:20,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:43:22,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:43:31,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:43:31,762 INFO L93 Difference]: Finished difference Result 325 states and 424 transitions. [2024-11-09 06:43:31,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:43:31,767 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 156 [2024-11-09 06:43:31,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:43:31,769 INFO L225 Difference]: With dead ends: 325 [2024-11-09 06:43:31,769 INFO L226 Difference]: Without dead ends: 181 [2024-11-09 06:43:31,770 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-09 06:43:31,770 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 50 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2024-11-09 06:43:31,771 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 491 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 329 Invalid, 3 Unknown, 0 Unchecked, 14.7s Time] [2024-11-09 06:43:31,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-11-09 06:43:31,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 144. [2024-11-09 06:43:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 125 states have (on average 1.24) internal successors, (155), 125 states have internal predecessors, (155), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-09 06:43:31,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 189 transitions. [2024-11-09 06:43:31,782 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 189 transitions. Word has length 156 [2024-11-09 06:43:31,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:43:31,783 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 189 transitions. [2024-11-09 06:43:31,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:43:31,783 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 189 transitions. [2024-11-09 06:43:31,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-09 06:43:31,784 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:43:31,785 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:43:31,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Ended with exit code 0 [2024-11-09 06:43:31,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:43:31,985 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:43:31,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:43:31,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1556927115, now seen corresponding path program 1 times [2024-11-09 06:43:31,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 06:43:31,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244526098] [2024-11-09 06:43:31,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:43:31,986 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 06:43:31,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 06:43:31,988 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 06:43:31,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_005c8a99-a524-475a-bf6f-f0a26fc6f66c/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2024-11-09 06:50:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:50:30,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 06:50:30,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:50:41,100 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 06:50:41,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 174 treesize of output 130 [2024-11-09 06:50:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-09 06:50:51,513 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:50:51,513 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 06:50:51,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244526098] [2024-11-09 06:50:51,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1244526098] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:50:51,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:50:51,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:50:51,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648543214] [2024-11-09 06:50:51,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:50:51,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:50:51,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 06:50:51,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:50:51,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:50:51,516 INFO L87 Difference]: Start difference. First operand 144 states and 189 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-09 06:50:53,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:50:55,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:50:58,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 06:50:59,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:01,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]