./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire --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 ca686f9256f657bcea08227d4780b5c57890ba4844680a923775ba3d19048603 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:16,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:16,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:16:16,660 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:16,661 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:16,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:16,703 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:16,704 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:16,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:16,711 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:16,711 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:16,712 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:16,713 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:16,715 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:16,715 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:16,716 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:16,716 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:16,717 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:16,717 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:16,718 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:16,719 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:16,719 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:16,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:16,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:16,722 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:16,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:16,723 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:16,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:16,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:16,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:16,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:16,726 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:16,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:16,727 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:16,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:16,727 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:16,728 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:16,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:16,728 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:16,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:16,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:16,730 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:16,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:16,730 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:16,731 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:16,731 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:16,732 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:16,732 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_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca686f9256f657bcea08227d4780b5c57890ba4844680a923775ba3d19048603 [2023-11-23 21:16:17,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:17,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:17,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:17,091 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:17,092 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:17,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-23 21:16:20,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:20,489 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:20,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-23 21:16:20,501 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/data/0090cc1f3/899b3e743d194ca8a1e5aabe4a51cd84/FLAGf775df103 [2023-11-23 21:16:20,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/data/0090cc1f3/899b3e743d194ca8a1e5aabe4a51cd84 [2023-11-23 21:16:20,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:20,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:20,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:20,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:20,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:20,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:20,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a49b3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20, skipping insertion in model container [2023-11-23 21:16:20,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:20,579 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:20,755 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i[919,932] [2023-11-23 21:16:20,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:20,881 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:20,894 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i[919,932] [2023-11-23 21:16:20,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:20,986 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:20,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20 WrapperNode [2023-11-23 21:16:20,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:20,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:20,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:20,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:20,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,061 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 239 [2023-11-23 21:16:21,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:21,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:21,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:21,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:21,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,114 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,114 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,164 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:21,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:21,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:21,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:21,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (1/1) ... [2023-11-23 21:16:21,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:21,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:21,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:21,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:21,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:21,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:21,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:16:21,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:21,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:21,404 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:21,406 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:22,028 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:22,462 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:22,462 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:22,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:22 BoogieIcfgContainer [2023-11-23 21:16:22,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:22,469 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:22,469 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:22,473 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:22,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:20" (1/3) ... [2023-11-23 21:16:22,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be62063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:22, skipping insertion in model container [2023-11-23 21:16:22,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:20" (2/3) ... [2023-11-23 21:16:22,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be62063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:22, skipping insertion in model container [2023-11-23 21:16:22,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:22" (3/3) ... [2023-11-23 21:16:22,479 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-23 21:16:22,502 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:22,502 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:22,578 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:22,589 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@55fa2453, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:22,590 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:16:22,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 21:16:22,613 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:22,614 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:22,615 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:22,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:22,623 INFO L85 PathProgramCache]: Analyzing trace with hash 351987498, now seen corresponding path program 1 times [2023-11-23 21:16:22,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:16:22,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887358840] [2023-11-23 21:16:22,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:22,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:16:22,925 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:16:22,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2014786379] [2023-11-23 21:16:22,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:22,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:22,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:22,932 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:16:22,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:16:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:23,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:16:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:24,365 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:16:24,367 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:16:24,369 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:16:24,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:24,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:16:24,587 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:16:24,591 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:16:24,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:16:24 BoogieIcfgContainer [2023-11-23 21:16:24,767 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:16:24,767 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:16:24,767 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:16:24,768 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:16:24,768 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:22" (3/4) ... [2023-11-23 21:16:24,770 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:16:24,772 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:16:24,773 INFO L158 Benchmark]: Toolchain (without parser) took 4250.69ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 92.6MB in the beginning and 99.0MB in the end (delta: -6.4MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,774 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory was 69.7MB in the beginning and 69.7MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:24,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.14ms. Allocated memory is still 136.3MB. Free memory was 92.1MB in the beginning and 76.2MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.93ms. Allocated memory is still 136.3MB. Free memory was 76.2MB in the beginning and 72.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,777 INFO L158 Benchmark]: Boogie Preprocessor took 119.06ms. Allocated memory is still 136.3MB. Free memory was 72.1MB in the beginning and 106.2MB in the end (delta: -34.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,778 INFO L158 Benchmark]: RCFGBuilder took 1281.74ms. Allocated memory is still 136.3MB. Free memory was 106.2MB in the beginning and 81.8MB in the end (delta: 24.4MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,781 INFO L158 Benchmark]: TraceAbstraction took 2297.73ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 80.9MB in the beginning and 100.1MB in the end (delta: -19.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,782 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 163.6MB. Free memory was 100.1MB in the beginning and 99.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,790 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory was 69.7MB in the beginning and 69.7MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.14ms. Allocated memory is still 136.3MB. Free memory was 92.1MB in the beginning and 76.2MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.93ms. Allocated memory is still 136.3MB. Free memory was 76.2MB in the beginning and 72.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.06ms. Allocated memory is still 136.3MB. Free memory was 72.1MB in the beginning and 106.2MB in the end (delta: -34.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1281.74ms. Allocated memory is still 136.3MB. Free memory was 106.2MB in the beginning and 81.8MB in the end (delta: 24.4MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2297.73ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 80.9MB in the beginning and 100.1MB in the end (delta: -19.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 163.6MB. Free memory was 100.1MB in the beginning and 99.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 182, overapproximation of bitwiseOr at line 74, overapproximation of bitwiseAnd at line 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] signed short int var_1_4 = -10; [L24] signed short int var_1_5 = 100; [L25] double var_1_6 = 0.5; [L26] double var_1_7 = 16.5; [L27] double var_1_8 = 7.4; [L28] unsigned short int var_1_9 = 4; [L29] unsigned char var_1_10 = 0; [L30] unsigned long int var_1_11 = 1000000000; [L31] unsigned short int var_1_12 = 256; [L32] signed short int var_1_13 = 16; [L33] signed short int var_1_14 = 64; [L34] unsigned short int var_1_15 = 63836; [L35] unsigned short int var_1_16 = 10; [L36] signed char var_1_17 = -8; [L37] signed char var_1_18 = 8; [L38] signed short int var_1_19 = 50; [L39] signed short int var_1_20 = 10; [L40] signed short int var_1_21 = 10000; [L41] signed char var_1_22 = -2; [L42] float var_1_23 = 3.2; [L43] unsigned long int var_1_27 = 2686167646; [L44] unsigned char var_1_30 = 16; [L45] unsigned char var_1_31 = 0; [L46] signed long int var_1_32 = -2; [L47] unsigned short int var_1_33 = 1; [L48] unsigned long int var_1_34 = 3877983372; [L49] double var_1_35 = 16.75; [L50] double var_1_36 = 0.0; [L51] double var_1_37 = 99999.6; [L52] float var_1_38 = 25.6; [L53] float var_1_39 = 8.75; [L54] signed long int last_1_var_1_1 = -64; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L185] last_1_var_1_1 = var_1_1 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L135] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L136] var_1_5 = __VERIFIER_nondet_short() [L137] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L138] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L139] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L140] var_1_7 = __VERIFIER_nondet_double() [L141] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_8=37/5, var_1_9=4] [L142] var_1_8 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L144] var_1_10 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L147] var_1_13 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L150] var_1_14 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L153] var_1_15 = __VERIFIER_nondet_ushort() [L154] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L156] var_1_16 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L159] var_1_18 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L161] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L162] var_1_20 = __VERIFIER_nondet_short() [L163] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L164] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=10000, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L165] var_1_21 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_21 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_21 >= 8191) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L167] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=2686167646, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L168] var_1_27 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L170] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=0, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L171] var_1_31 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L173] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3877983372, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L174] var_1_34 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_34 >= 3221225471) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_34 >= 3221225471) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L176] CALL assume_abort_if_not(var_1_34 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_36=0, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L177] var_1_36 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_36 >= 4611686.018427382800e+12F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_36 >= 4611686.018427382800e+12F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_37=499998/5, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L179] var_1_37 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_38=128/5, var_1_39=35/4, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L181] var_1_39 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_38=128/5, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-2, var_1_23=16/5, var_1_27=4294967295, var_1_30=16, var_1_31=191, var_1_32=-2, var_1_33=1, var_1_34=3221225471, var_1_35=67/4, var_1_38=128/5, var_1_4=-32768, var_1_5=2, var_1_6=1/2, var_1_9=4] [L196] RET updateVariables() [L197] CALL step() [L58] EXPR var_1_11 & var_1_12 [L58] COND FALSE !(((((((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) > (2u)) ? (((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) : (2u))) > (var_1_11 & var_1_12)) [L67] var_1_23 = var_1_8 [L69] var_1_30 = var_1_31 [L70] var_1_32 = var_1_31 [L71] COND TRUE var_1_16 <= ((var_1_34 - var_1_31) - ((((var_1_12) < (var_1_21)) ? (var_1_12) : (var_1_21)))) [L72] var_1_33 = 128 [L74] EXPR var_1_1 | var_1_11 [L74] COND TRUE (var_1_1 | var_1_11) > var_1_14 [L75] COND TRUE -16 <= (((((var_1_12 - var_1_31)) > (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))))) ? ((var_1_12 - var_1_31)) : (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))))) [L76] var_1_35 = (63.2 - 7.4) [L83] COND FALSE !(var_1_27 < var_1_34) [L90] var_1_38 = var_1_36 [L92] COND TRUE (var_1_5 * (var_1_13 - var_1_14)) <= last_1_var_1_1 [L93] var_1_12 = (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))) [L95] var_1_11 = (((((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) : ((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))))) [L96] unsigned short int stepLocal_3 = var_1_12; [L97] unsigned short int stepLocal_2 = var_1_12; [L98] unsigned short int stepLocal_1 = var_1_12; [L99] unsigned long int stepLocal_0 = var_1_11; [L100] EXPR (var_1_11 / var_1_4) & 8 [L100] COND TRUE stepLocal_3 <= ((var_1_11 / var_1_4) & 8) [L101] COND FALSE !(-16 <= stepLocal_0) [L115] COND FALSE !(\read(var_1_10)) [L120] var_1_17 = var_1_18 [L121] COND TRUE var_1_13 <= var_1_11 [L122] var_1_19 = ((var_1_12 + 25) + (var_1_20 - (var_1_21 - 1))) [L126] var_1_22 = var_1_18 [L127] COND TRUE var_1_19 <= var_1_1 [L128] var_1_6 = (var_1_7 + var_1_8) [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR (var_1_11 / var_1_4) & 8 [L188-L189] return ((((((((var_1_12 <= ((var_1_11 / var_1_4) & 8)) ? ((-16 <= var_1_11) ? ((var_1_12 != (var_1_11 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) ? (var_1_1 == ((signed long int) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : (var_1_1 == ((signed long int) ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : 1) : ((var_1_11 <= var_1_12) ? (var_1_1 == ((signed long int) var_1_4)) : (var_1_1 == ((signed long int) var_1_11)))) && ((var_1_19 <= var_1_1) ? (var_1_6 == ((double) (var_1_7 + var_1_8))) : 1)) && (var_1_10 ? ((var_1_4 < (var_1_12 + var_1_5)) ? (var_1_9 == ((unsigned short int) 16)) : 1) : 1)) && (var_1_11 == ((unsigned long int) (((((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12)))) : ((((2u) > ((3986216790u - var_1_12))) ? (2u) : ((3986216790u - var_1_12))))))))) && (((var_1_5 * (var_1_13 - var_1_14)) <= last_1_var_1_1) ? (var_1_12 == ((unsigned short int) (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))))) : 1)) && (var_1_17 == ((signed char) var_1_18))) && ((var_1_13 <= var_1_11) ? (var_1_19 == ((signed short int) ((var_1_12 + 25) + (var_1_20 - (var_1_21 - 1))))) : (var_1_19 == ((signed short int) ((((((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) > (var_1_12)) ? (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) : (var_1_12))))))) && (var_1_22 == ((signed char) var_1_18)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=3986216790, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-127, var_1_18=-127, var_1_19=-64, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-127, var_1_23=2, var_1_27=4294967295, var_1_30=191, var_1_31=191, var_1_32=191, var_1_33=128, var_1_34=3221225471, var_1_36=3, var_1_38=3, var_1_4=-32768, var_1_5=2, var_1_6=0, var_1_8=2, var_1_9=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-64, var_1_10=0, var_1_11=3986216790, var_1_12=0, var_1_13=0, var_1_14=32767, var_1_15=32767, var_1_16=0, var_1_17=-127, var_1_18=-127, var_1_19=-64, var_1_1=-64, var_1_20=16293, var_1_21=16383, var_1_22=-127, var_1_23=2, var_1_27=4294967295, var_1_30=191, var_1_31=191, var_1_32=191, var_1_33=128, var_1_34=3221225471, var_1_36=3, var_1_38=3, var_1_4=-32768, var_1_5=2, var_1_6=0, var_1_8=2, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:16:24,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/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_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire --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 ca686f9256f657bcea08227d4780b5c57890ba4844680a923775ba3d19048603 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:27,697 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:27,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:16:27,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:27,797 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:27,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:27,847 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:27,848 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:27,849 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:27,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:27,850 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:27,851 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:27,852 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:27,852 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:27,855 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:27,855 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:27,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:27,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:27,858 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:27,859 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:27,859 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:27,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:27,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:27,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:27,861 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:16:27,862 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:16:27,862 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:16:27,863 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:27,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:27,864 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:27,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:27,865 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:16:27,865 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:27,865 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:27,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:27,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:27,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:27,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:27,867 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:16:27,867 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:16:27,868 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:27,868 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:27,868 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:27,869 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:27,869 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca686f9256f657bcea08227d4780b5c57890ba4844680a923775ba3d19048603 [2023-11-23 21:16:28,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:28,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:28,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:28,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:28,308 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:28,310 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-23 21:16:31,504 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:31,797 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:31,799 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-23 21:16:31,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/data/b64f6b2ce/4800d199f19042769f5be579b9464eda/FLAGcc55b8ee8 [2023-11-23 21:16:31,837 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/data/b64f6b2ce/4800d199f19042769f5be579b9464eda [2023-11-23 21:16:31,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:31,842 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:31,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:31,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:31,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:31,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c2b1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:31, skipping insertion in model container [2023-11-23 21:16:31,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:31" (1/1) ... [2023-11-23 21:16:31,913 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:32,134 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i[919,932] [2023-11-23 21:16:32,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:32,338 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:32,361 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i[919,932] [2023-11-23 21:16:32,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:32,464 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:32,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32 WrapperNode [2023-11-23 21:16:32,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:32,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:32,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:32,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:32,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,547 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-23 21:16:32,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:32,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:32,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:32,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:32,570 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,576 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,595 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:32,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:32,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:32,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:32,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (1/1) ... [2023-11-23 21:16:32,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:32,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:32,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:32,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:32,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:32,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:16:32,734 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:32,734 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:32,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:32,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:32,838 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:32,840 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:36,055 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:36,133 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:36,133 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:36,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:36 BoogieIcfgContainer [2023-11-23 21:16:36,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:36,136 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:36,137 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:36,140 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:36,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:31" (1/3) ... [2023-11-23 21:16:36,141 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@94d962f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:36, skipping insertion in model container [2023-11-23 21:16:36,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:32" (2/3) ... [2023-11-23 21:16:36,144 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@94d962f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:36, skipping insertion in model container [2023-11-23 21:16:36,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:36" (3/3) ... [2023-11-23 21:16:36,147 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-98.i [2023-11-23 21:16:36,167 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:36,167 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:36,240 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:36,250 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9320a56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:36,250 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:36,255 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:16:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-23 21:16:36,285 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:36,286 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:36,287 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:36,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:36,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1882258698, now seen corresponding path program 1 times [2023-11-23 21:16:36,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:36,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [148720534] [2023-11-23 21:16:36,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:36,313 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:36,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:36,316 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:16:36,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:16:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:37,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:16:37,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1024 proven. 0 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2023-11-23 21:16:37,107 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:37,108 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:37,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [148720534] [2023-11-23 21:16:37,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [148720534] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:37,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:37,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:16:37,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532295387] [2023-11-23 21:16:37,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:37,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:16:37,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:37,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:16:37,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:16:37,176 INFO L87 Difference]: Start difference. First operand has 85 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:16:37,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:16:37,759 INFO L93 Difference]: Finished difference Result 167 states and 305 transitions. [2023-11-23 21:16:37,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:16:37,778 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 202 [2023-11-23 21:16:37,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:16:37,788 INFO L225 Difference]: With dead ends: 167 [2023-11-23 21:16:37,788 INFO L226 Difference]: Without dead ends: 83 [2023-11-23 21:16:37,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:16:37,798 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:16:37,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:16:37,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-23 21:16:37,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-23 21:16:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:16:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 132 transitions. [2023-11-23 21:16:37,859 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 132 transitions. Word has length 202 [2023-11-23 21:16:37,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:16:37,860 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 132 transitions. [2023-11-23 21:16:37,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:16:37,861 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2023-11-23 21:16:37,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-23 21:16:37,867 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:37,867 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:37,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 21:16:38,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:38,083 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:38,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:38,085 INFO L85 PathProgramCache]: Analyzing trace with hash -585420856, now seen corresponding path program 1 times [2023-11-23 21:16:38,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:38,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1368124844] [2023-11-23 21:16:38,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:38,087 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:38,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:38,090 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:16:38,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:16:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:38,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:16:38,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:41,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:16:41,375 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:41,376 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:41,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1368124844] [2023-11-23 21:16:41,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1368124844] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:41,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:41,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:16:41,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726763707] [2023-11-23 21:16:41,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:41,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:16:41,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:41,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:16:41,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:16:41,389 INFO L87 Difference]: Start difference. First operand 83 states and 132 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:16:44,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:48,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:48,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:16:48,479 INFO L93 Difference]: Finished difference Result 232 states and 371 transitions. [2023-11-23 21:16:48,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:16:48,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 202 [2023-11-23 21:16:48,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:16:48,503 INFO L225 Difference]: With dead ends: 232 [2023-11-23 21:16:48,503 INFO L226 Difference]: Without dead ends: 150 [2023-11-23 21:16:48,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:16:48,506 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 16 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:16:48,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 220 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2023-11-23 21:16:48,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-23 21:16:48,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 146. [2023-11-23 21:16:48,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 77 states have (on average 1.2857142857142858) internal successors, (99), 77 states have internal predecessors, (99), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-23 21:16:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 231 transitions. [2023-11-23 21:16:48,549 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 231 transitions. Word has length 202 [2023-11-23 21:16:48,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:16:48,550 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 231 transitions. [2023-11-23 21:16:48,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:16:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 231 transitions. [2023-11-23 21:16:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 21:16:48,555 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:48,555 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:48,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 21:16:48,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:48,777 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:48,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:48,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1671211751, now seen corresponding path program 1 times [2023-11-23 21:16:48,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:48,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [432085554] [2023-11-23 21:16:48,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:48,779 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:48,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:48,781 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:16:48,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:16:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:49,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:16:49,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-23 21:16:51,456 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:16:51,571 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:51,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [432085554] [2023-11-23 21:16:51,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [432085554] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:16:51,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1788890656] [2023-11-23 21:16:51,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:51,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:16:51,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:16:51,582 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:16:51,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:16:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:53,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:16:53,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:54,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-23 21:16:54,969 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:16:55,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1788890656] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:16:55,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464758414] [2023-11-23 21:16:55,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:55,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:55,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:55,052 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:16:55,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 21:16:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:55,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:16:55,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2023-11-23 21:16:57,134 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:16:57,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464758414] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:16:57,202 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:16:57,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2023-11-23 21:16:57,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080836626] [2023-11-23 21:16:57,203 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:16:57,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:16:57,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:57,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:16:57,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:16:57,207 INFO L87 Difference]: Start difference. First operand 146 states and 231 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:17:01,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:01,869 INFO L93 Difference]: Finished difference Result 322 states and 503 transitions. [2023-11-23 21:17:01,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:17:01,872 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 203 [2023-11-23 21:17:01,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:01,877 INFO L225 Difference]: With dead ends: 322 [2023-11-23 21:17:01,877 INFO L226 Difference]: Without dead ends: 240 [2023-11-23 21:17:01,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 670 GetRequests, 661 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:17:01,880 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 57 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:01,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 441 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 262 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-23 21:17:01,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2023-11-23 21:17:01,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 226. [2023-11-23 21:17:01,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 121 states have (on average 1.2644628099173554) internal successors, (153), 121 states have internal predecessors, (153), 99 states have call successors, (99), 5 states have call predecessors, (99), 5 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-23 21:17:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 351 transitions. [2023-11-23 21:17:01,949 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 351 transitions. Word has length 203 [2023-11-23 21:17:01,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:01,950 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 351 transitions. [2023-11-23 21:17:01,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:17:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 351 transitions. [2023-11-23 21:17:01,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:17:01,955 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:01,955 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:01,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-23 21:17:02,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:17:02,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:17:02,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:17:02,571 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:02,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:02,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1461415527, now seen corresponding path program 1 times [2023-11-23 21:17:02,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:02,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [829081383] [2023-11-23 21:17:02,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:02,573 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:17:02,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:02,574 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:17:02,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -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 [2023-11-23 21:17:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:03,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:17:03,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:17:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:17:03,257 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:17:03,257 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:17:03,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [829081383] [2023-11-23 21:17:03,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [829081383] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:03,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:03,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:17:03,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437434718] [2023-11-23 21:17:03,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:03,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:17:03,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:17:03,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:17:03,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:17:03,260 INFO L87 Difference]: Start difference. First operand 226 states and 351 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:17:05,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 21:17:12,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:12,145 INFO L93 Difference]: Finished difference Result 400 states and 629 transitions. [2023-11-23 21:17:12,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:17:12,159 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-23 21:17:12,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:12,163 INFO L225 Difference]: With dead ends: 400 [2023-11-23 21:17:12,164 INFO L226 Difference]: Without dead ends: 318 [2023-11-23 21:17:12,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:17:12,165 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 208 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 94 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:12,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 581 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 72 Invalid, 1 Unknown, 0 Unchecked, 8.8s Time] [2023-11-23 21:17:12,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2023-11-23 21:17:12,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 304. [2023-11-23 21:17:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 165 states have (on average 1.2727272727272727) internal successors, (210), 165 states have internal predecessors, (210), 132 states have call successors, (132), 6 states have call predecessors, (132), 6 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2023-11-23 21:17:12,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 474 transitions. [2023-11-23 21:17:12,249 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 474 transitions. Word has length 204 [2023-11-23 21:17:12,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:12,251 INFO L495 AbstractCegarLoop]: Abstraction has 304 states and 474 transitions. [2023-11-23 21:17:12,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:17:12,251 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 474 transitions. [2023-11-23 21:17:12,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:17:12,254 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:12,255 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:12,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:17:12,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:17:12,470 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:12,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:12,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1461475109, now seen corresponding path program 1 times [2023-11-23 21:17:12,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:12,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [925859182] [2023-11-23 21:17:12,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:12,472 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:17:12,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:12,473 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:17:12,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3f4f6ce-55b5-425c-b5f9-f6b595ce1d22/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-23 21:17:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:13,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-23 21:17:13,348 INFO L285 TraceCheckSpWp]: Computing forward predicates...