./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f3019c4b5537fa24093124e20ea2bb4d93399e913f7c06778e0ac59831e99c9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:51:20,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:51:20,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 04:51:20,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:51:20,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:51:20,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:51:20,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:51:20,272 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:51:20,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:51:20,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:51:20,274 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:51:20,275 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:51:20,275 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:51:20,278 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:51:20,279 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:51:20,279 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:51:20,280 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:51:20,280 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:51:20,281 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:51:20,281 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:51:20,281 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:51:20,282 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:51:20,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:51:20,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:51:20,287 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:51:20,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:51:20,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:51:20,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:51:20,290 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:51:20,290 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:51:20,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:51:20,291 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:51:20,291 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:51:20,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:51:20,293 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:51:20,293 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:51:20,293 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:51:20,294 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:51:20,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:51:20,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:51:20,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:51:20,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:51:20,296 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:51:20,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:51:20,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:51:20,297 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:51:20,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:51:20,298 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_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f3019c4b5537fa24093124e20ea2bb4d93399e913f7c06778e0ac59831e99c9 [2024-11-09 04:51:20,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:51:20,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:51:20,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:51:20,706 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:51:20,709 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:51:20,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i Unable to find full path for "g++" [2024-11-09 04:51:22,925 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:51:23,174 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:51:23,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i [2024-11-09 04:51:23,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/data/535843837/b8079817fcfa432787b880d1ea5ae3fe/FLAGe8f88e3da [2024-11-09 04:51:23,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/data/535843837/b8079817fcfa432787b880d1ea5ae3fe [2024-11-09 04:51:23,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:51:23,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:51:23,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:51:23,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:51:23,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:51:23,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431b4195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23, skipping insertion in model container [2024-11-09 04:51:23,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,265 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:51:23,556 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i[913,926] [2024-11-09 04:51:23,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:51:23,675 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:51:23,694 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i[913,926] [2024-11-09 04:51:23,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:51:23,775 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:51:23,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23 WrapperNode [2024-11-09 04:51:23,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:51:23,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:51:23,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:51:23,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:51:23,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,843 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 139 [2024-11-09 04:51:23,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:51:23,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:51:23,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:51:23,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:51:23,857 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,861 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,875 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,877 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,879 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:51:23,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:51:23,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:51:23,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:51:23,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (1/1) ... [2024-11-09 04:51:23,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:51:23,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:51:23,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:51:23,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:51:23,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:51:23,977 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:51:23,977 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:51:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:51:23,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:51:23,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:51:24,112 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:51:24,117 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:51:24,505 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 04:51:24,506 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:51:24,724 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:51:24,725 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:51:24,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:51:24 BoogieIcfgContainer [2024-11-09 04:51:24,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:51:24,728 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:51:24,728 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:51:24,732 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:51:24,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:51:23" (1/3) ... [2024-11-09 04:51:24,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bac6c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:51:24, skipping insertion in model container [2024-11-09 04:51:24,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:23" (2/3) ... [2024-11-09 04:51:24,734 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bac6c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:51:24, skipping insertion in model container [2024-11-09 04:51:24,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:51:24" (3/3) ... [2024-11-09 04:51:24,736 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-18.i [2024-11-09 04:51:24,758 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:51:24,758 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:51:24,835 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:51:24,843 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5740a70b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:51:24,844 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:51:24,850 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-09 04:51:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-09 04:51:24,862 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:51:24,863 INFO L215 NwaCegarLoop]: trace histogram [19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:51:24,864 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:51:24,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:51:24,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1709688517, now seen corresponding path program 1 times [2024-11-09 04:51:24,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:51:24,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526405791] [2024-11-09 04:51:24,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:51:24,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:51:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:51:25,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 04:51:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:51:25,669 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 04:51:25,671 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 04:51:25,674 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 04:51:25,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:51:25,683 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 04:51:25,788 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 04:51:25,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:51:25 BoogieIcfgContainer [2024-11-09 04:51:25,796 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:51:25,797 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:51:25,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:51:25,801 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:51:25,802 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:51:24" (3/4) ... [2024-11-09 04:51:25,805 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 04:51:25,811 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:51:25,812 INFO L158 Benchmark]: Toolchain (without parser) took 2600.25ms. Allocated memory is still 148.9MB. Free memory was 114.9MB in the beginning and 53.7MB in the end (delta: 61.2MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2024-11-09 04:51:25,813 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 111.1MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:51:25,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.35ms. Allocated memory is still 148.9MB. Free memory was 114.9MB in the beginning and 99.3MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 04:51:25,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.51ms. Allocated memory is still 148.9MB. Free memory was 99.3MB in the beginning and 97.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 04:51:25,817 INFO L158 Benchmark]: Boogie Preprocessor took 38.58ms. Allocated memory is still 148.9MB. Free memory was 97.0MB in the beginning and 95.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 04:51:25,818 INFO L158 Benchmark]: RCFGBuilder took 841.22ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 92.8MB in the end (delta: 2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 04:51:25,819 INFO L158 Benchmark]: TraceAbstraction took 1068.41ms. Allocated memory is still 148.9MB. Free memory was 92.4MB in the beginning and 53.7MB in the end (delta: 38.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-09 04:51:25,819 INFO L158 Benchmark]: Witness Printer took 14.06ms. Allocated memory is still 148.9MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:51:25,823 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 111.1MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.35ms. Allocated memory is still 148.9MB. Free memory was 114.9MB in the beginning and 99.3MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.51ms. Allocated memory is still 148.9MB. Free memory was 99.3MB in the beginning and 97.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.58ms. Allocated memory is still 148.9MB. Free memory was 97.0MB in the beginning and 95.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 841.22ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 92.8MB in the end (delta: 2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1068.41ms. Allocated memory is still 148.9MB. Free memory was 92.4MB in the beginning and 53.7MB in the end (delta: 38.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 14.06ms. Allocated memory is still 148.9MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 44, overapproximation of someBinaryArithmeticDOUBLEoperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -1; [L23] float var_1_2 = 50.5; [L24] float var_1_3 = 32.4; [L25] float var_1_4 = 5.5; [L26] float var_1_5 = 255.475; [L27] float var_1_6 = 127.25; [L28] unsigned char var_1_7 = 0; [L29] signed char var_1_8 = -5; [L30] signed char var_1_9 = 2; [L31] unsigned char var_1_10 = 16; [L32] unsigned char var_1_11 = 16; [L33] float var_1_12 = 10000000.8; [L34] float var_1_13 = 127.7; [L35] float var_1_14 = 199.2; [L36] float var_1_15 = 999999.5; [L37] signed long int var_1_16 = -8; [L38] signed long int var_1_17 = 32; [L39] signed short int var_1_18 = -8; [L40] double var_1_19 = 5.4; [L132] isInitial = 1 [L133] FCALL initially() [L134] COND TRUE 1 [L135] FCALL updateLastVariables() [L136] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=162/5, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=162/5, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L94] var_1_3 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L96] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L97] var_1_4 = __VERIFIER_nondet_float() [L98] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L99] var_1_5 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L101] var_1_6 = __VERIFIER_nondet_float() [L102] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=-5, var_1_9=2] [L103] var_1_7 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_8=-5, var_1_9=2] [L105] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=-5, var_1_9=2] [L106] var_1_8 = __VERIFIER_nondet_char() [L107] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=2] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=2] [L108] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=2] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=2] [L109] var_1_9 = __VERIFIER_nondet_char() [L110] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L111] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L112] var_1_11 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L114] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L115] var_1_13 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L117] var_1_14 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L119] var_1_15 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L121] var_1_17 = __VERIFIER_nondet_long() [L122] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_16=-8, var_1_17=0, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_16=-8, var_1_17=0, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L123] CALL assume_abort_if_not(var_1_17 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_16=-8, var_1_17=0, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_17 <= 2147483646) VAL [isInitial=1, var_1_10=16, var_1_11=127, var_1_12=50000004/5, var_1_16=-8, var_1_17=0, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_7=0, var_1_8=126, var_1_9=126] [L136] RET updateVariables() [L137] CALL step() [L44] COND FALSE !((var_1_2 / var_1_3) > ((var_1_4 - var_1_5) * var_1_6)) [L51] var_1_1 = var_1_8 [L53] COND FALSE !(var_1_9 < var_1_1) [L58] var_1_10 = var_1_11 [L60] COND TRUE var_1_5 <= (var_1_6 / var_1_3) [L61] var_1_12 = ((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))) [L65] COND FALSE !(\read(var_1_7)) [L68] var_1_16 = (var_1_11 - ((((var_1_10 - var_1_17) < 0 ) ? -(var_1_10 - var_1_17) : (var_1_10 - var_1_17)))) [L70] COND FALSE !(var_1_16 >= (var_1_10 + var_1_17)) [L81] var_1_18 = var_1_8 [L83] COND FALSE !(! (var_1_10 > var_1_1)) [L86] COND FALSE !(var_1_1 > var_1_9) [L137] RET step() [L138] CALL, EXPR property() [L128-L129] return (((((((var_1_2 / var_1_3) > ((var_1_4 - var_1_5) * var_1_6)) ? (var_1_7 ? (var_1_1 == ((signed char) var_1_8)) : (var_1_1 == ((signed char) var_1_9))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_9 < var_1_1) ? (((var_1_4 - var_1_5) > var_1_3) ? (var_1_10 == ((unsigned char) 8)) : 1) : (var_1_10 == ((unsigned char) var_1_11)))) && ((var_1_5 <= (var_1_6 / var_1_3)) ? (var_1_12 == ((float) ((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) : (var_1_12 == ((float) var_1_14)))) && (var_1_7 ? (var_1_16 == ((signed long int) var_1_8)) : (var_1_16 == ((signed long int) (var_1_11 - ((((var_1_10 - var_1_17) < 0 ) ? -(var_1_10 - var_1_17) : (var_1_10 - var_1_17)))))))) && ((var_1_16 >= (var_1_10 + var_1_17)) ? ((var_1_5 < 999.5f) ? (var_1_7 ? (var_1_18 == ((signed short int) (var_1_10 + var_1_1))) : (var_1_18 == ((signed short int) var_1_8))) : (var_1_18 == ((signed short int) var_1_9))) : (var_1_18 == ((signed short int) var_1_8)))) && ((! (var_1_10 > var_1_1)) ? (var_1_19 == ((double) ((((var_1_13) > ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14))))) ? (var_1_13) : ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14)))))))) : ((var_1_1 > var_1_9) ? (var_1_19 == ((double) var_1_15)) : 1)) ; [L138] RET, EXPR property() [L138] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=127, var_1_11=127, var_1_12=27/5, var_1_13=27/5, var_1_14=27/5, var_1_15=27/5, var_1_16=0, var_1_17=0, var_1_18=126, var_1_19=27/5, var_1_1=126, var_1_7=0, var_1_8=126, var_1_9=126] [L19] reach_error() VAL [isInitial=1, var_1_10=127, var_1_11=127, var_1_12=27/5, var_1_13=27/5, var_1_14=27/5, var_1_15=27/5, var_1_16=0, var_1_17=0, var_1_18=126, var_1_19=27/5, var_1_1=126, var_1_7=0, var_1_8=126, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 19, 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=41occurred 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: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 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 [2024-11-09 04:51:25,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f3019c4b5537fa24093124e20ea2bb4d93399e913f7c06778e0ac59831e99c9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:51:28,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:51:28,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 04:51:28,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:51:28,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:51:28,912 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:51:28,913 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:51:28,913 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:51:28,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:51:28,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:51:28,916 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:51:28,916 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:51:28,917 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:51:28,922 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:51:28,923 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:51:28,923 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:51:28,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:51:28,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:51:28,924 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:51:28,925 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:51:28,925 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:51:28,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:51:28,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:51:28,928 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:51:28,929 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 04:51:28,929 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 04:51:28,929 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:51:28,930 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 04:51:28,930 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:51:28,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:51:28,930 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:51:28,931 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:51:28,931 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:51:28,931 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:51:28,932 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:51:28,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:51:28,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:51:28,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:51:28,933 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:51:28,933 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 04:51:28,933 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 04:51:28,935 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:51:28,936 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:51:28,936 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f3019c4b5537fa24093124e20ea2bb4d93399e913f7c06778e0ac59831e99c9 [2024-11-09 04:51:29,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:51:29,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:51:29,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:51:29,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:51:29,388 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:51:29,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i Unable to find full path for "g++" [2024-11-09 04:51:31,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:51:32,116 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:51:32,116 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i [2024-11-09 04:51:32,131 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/data/97c63ea3a/89554e6017794a9ca190f554059554ed/FLAG68d74cf46 [2024-11-09 04:51:32,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/data/97c63ea3a/89554e6017794a9ca190f554059554ed [2024-11-09 04:51:32,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:51:32,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:51:32,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:51:32,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:51:32,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:51:32,471 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:51:32" (1/1) ... [2024-11-09 04:51:32,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@670193bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:32, skipping insertion in model container [2024-11-09 04:51:32,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:51:32" (1/1) ... [2024-11-09 04:51:32,507 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:51:32,880 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i[913,926] [2024-11-09 04:51:32,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:51:33,011 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:51:33,032 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i[913,926] [2024-11-09 04:51:33,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:51:33,128 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:51:33,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33 WrapperNode [2024-11-09 04:51:33,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:51:33,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:51:33,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:51:33,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:51:33,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,163 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,208 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2024-11-09 04:51:33,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:51:33,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:51:33,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:51:33,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:51:33,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,273 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:51:33,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:51:33,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:51:33,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:51:33,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (1/1) ... [2024-11-09 04:51:33,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:51:33,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:51:33,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:51:33,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:51:33,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:51:33,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 04:51:33,376 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:51:33,376 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:51:33,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:51:33,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:51:33,479 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:51:33,482 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:51:43,158 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 04:51:43,158 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:51:43,180 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:51:43,182 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:51:43,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:51:43 BoogieIcfgContainer [2024-11-09 04:51:43,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:51:43,188 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:51:43,188 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:51:43,195 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:51:43,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:51:32" (1/3) ... [2024-11-09 04:51:43,196 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2138185d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:51:43, skipping insertion in model container [2024-11-09 04:51:43,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:51:33" (2/3) ... [2024-11-09 04:51:43,198 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2138185d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:51:43, skipping insertion in model container [2024-11-09 04:51:43,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:51:43" (3/3) ... [2024-11-09 04:51:43,202 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-18.i [2024-11-09 04:51:43,230 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:51:43,231 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:51:43,333 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:51:43,342 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@15cb52a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:51:43,342 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:51:43,349 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-09 04:51:43,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 04:51:43,369 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:51:43,370 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:51:43,371 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:51:43,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:51:43,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1856827174, now seen corresponding path program 1 times [2024-11-09 04:51:43,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:51:43,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1029070239] [2024-11-09 04:51:43,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:51:43,392 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:51:43,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:51:43,395 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 04:51:43,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 04:51:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:51:44,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 04:51:44,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:51:44,445 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-11-09 04:51:44,445 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:51:44,446 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:51:44,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1029070239] [2024-11-09 04:51:44,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1029070239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:51:44,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:51:44,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:51:44,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678768584] [2024-11-09 04:51:44,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:51:44,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 04:51:44,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:51:44,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 04:51:44,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:51:44,485 INFO L87 Difference]: Start difference. First operand has 62 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-09 04:51:44,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:51:44,518 INFO L93 Difference]: Finished difference Result 117 states and 201 transitions. [2024-11-09 04:51:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 04:51:44,521 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 123 [2024-11-09 04:51:44,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:51:44,531 INFO L225 Difference]: With dead ends: 117 [2024-11-09 04:51:44,531 INFO L226 Difference]: Without dead ends: 58 [2024-11-09 04:51:44,536 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:51:44,540 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:51:44,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 04:51:44,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-09 04:51:44,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-11-09 04:51:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 37 states have internal predecessors, (49), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-09 04:51:44,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 87 transitions. [2024-11-09 04:51:44,607 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 87 transitions. Word has length 123 [2024-11-09 04:51:44,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:51:44,607 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 87 transitions. [2024-11-09 04:51:44,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-09 04:51:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 87 transitions. [2024-11-09 04:51:44,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 04:51:44,617 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:51:44,617 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:51:44,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-09 04:51:44,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:51:44,818 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:51:44,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:51:44,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1734707312, now seen corresponding path program 1 times [2024-11-09 04:51:44,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:51:44,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1350568150] [2024-11-09 04:51:44,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:51:44,821 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:51:44,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:51:44,825 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 04:51:44,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97336445-10f7-4cb8-b1e4-27840238046e/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 04:51:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:51:46,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 04:51:46,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:52:58,513 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3))) (and (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse0) (fp.geq c_~var_1_15~0 .cse1)) (and (fp.geq c_~var_1_15~0 .cse2) (fp.leq c_~var_1_15~0 .cse3))) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse4)) (fp.leq c_~var_1_13~0 .cse0)) (and (fp.geq c_~var_1_13~0 .cse2) (fp.leq c_~var_1_13~0 .cse4)))) (or (and (fp.leq c_~var_1_14~0 .cse3) (fp.geq c_~var_1_14~0 .cse2)) (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1))) (= c_~var_1_1~0 c_~var_1_8~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 04:53:00,539 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3))) (and (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse0) (fp.geq c_~var_1_15~0 .cse1)) (and (fp.geq c_~var_1_15~0 .cse2) (fp.leq c_~var_1_15~0 .cse3))) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse4)) (fp.leq c_~var_1_13~0 .cse0)) (and (fp.geq c_~var_1_13~0 .cse2) (fp.leq c_~var_1_13~0 .cse4)))) (or (and (fp.leq c_~var_1_14~0 .cse3) (fp.geq c_~var_1_14~0 .cse2)) (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1))) (= c_~var_1_1~0 c_~var_1_8~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2024-11-09 04:54:05,990 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3))) (and (= c_~var_1_10~0 c_~var_1_11~0) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse0) (fp.geq c_~var_1_15~0 .cse1)) (and (fp.geq c_~var_1_15~0 .cse2) (fp.leq c_~var_1_15~0 .cse3))) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse4)) (fp.leq c_~var_1_13~0 .cse0)) (and (fp.geq c_~var_1_13~0 .cse2) (fp.leq c_~var_1_13~0 .cse4)))) (or (and (fp.leq c_~var_1_14~0 .cse3) (fp.geq c_~var_1_14~0 .cse2)) (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1))) (= c_~var_1_1~0 c_~var_1_8~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 04:54:08,019 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3))) (and (= c_~var_1_10~0 c_~var_1_11~0) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse0) (fp.geq c_~var_1_15~0 .cse1)) (and (fp.geq c_~var_1_15~0 .cse2) (fp.leq c_~var_1_15~0 .cse3))) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse4)) (fp.leq c_~var_1_13~0 .cse0)) (and (fp.geq c_~var_1_13~0 .cse2) (fp.leq c_~var_1_13~0 .cse4)))) (or (and (fp.leq c_~var_1_14~0 .cse3) (fp.geq c_~var_1_14~0 .cse2)) (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1))) (= c_~var_1_1~0 c_~var_1_8~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2024-11-09 04:55:41,927 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 (fp.neg .cse4)) (.cse3 (fp.neg .cse5))) (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.leq c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_6~0 c_~var_1_3~0)) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_15~0))) (let ((.cse0 (fp.gt c_~var_1_13~0 .cse1))) (or (and (= c_~var_1_12~0 c_~var_1_13~0) .cse0) (and (not .cse0) (= c_~var_1_12~0 .cse1))))) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse2) (fp.geq c_~var_1_15~0 .cse3)) (and (fp.geq c_~var_1_15~0 .cse4) (fp.leq c_~var_1_15~0 .cse5))) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse6)) (fp.leq c_~var_1_13~0 .cse2)) (and (fp.geq c_~var_1_13~0 .cse4) (fp.leq c_~var_1_13~0 .cse6)))) (or (and (fp.leq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_14~0 .cse4)) (and (fp.leq c_~var_1_14~0 .cse2) (fp.geq c_~var_1_14~0 .cse3))) (= c_~var_1_1~0 c_~var_1_8~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 04:55:43,972 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 (fp.neg .cse4)) (.cse3 (fp.neg .cse5))) (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.leq c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_6~0 c_~var_1_3~0)) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_15~0))) (let ((.cse0 (fp.gt c_~var_1_13~0 .cse1))) (or (and (= c_~var_1_12~0 c_~var_1_13~0) .cse0) (and (not .cse0) (= c_~var_1_12~0 .cse1))))) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse2) (fp.geq c_~var_1_15~0 .cse3)) (and (fp.geq c_~var_1_15~0 .cse4) (fp.leq c_~var_1_15~0 .cse5))) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse6)) (fp.leq c_~var_1_13~0 .cse2)) (and (fp.geq c_~var_1_13~0 .cse4) (fp.leq c_~var_1_13~0 .cse6)))) (or (and (fp.leq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_14~0 .cse4)) (and (fp.leq c_~var_1_14~0 .cse2) (fp.geq c_~var_1_14~0 .cse3))) (= c_~var_1_1~0 c_~var_1_8~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2024-11-09 04:57:26,433 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 (fp.neg .cse4)) (.cse3 (fp.neg .cse5))) (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.leq c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_6~0 c_~var_1_3~0)) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_15~0))) (let ((.cse0 (fp.gt c_~var_1_13~0 .cse1))) (or (and (= c_~var_1_12~0 c_~var_1_13~0) .cse0) (and (not .cse0) (= c_~var_1_12~0 .cse1))))) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse2) (fp.geq c_~var_1_15~0 .cse3)) (and (fp.geq c_~var_1_15~0 .cse4) (fp.leq c_~var_1_15~0 .cse5))) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse6)) (fp.leq c_~var_1_13~0 .cse2)) (and (fp.geq c_~var_1_13~0 .cse4) (fp.leq c_~var_1_13~0 .cse6)))) (or (and (fp.leq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_14~0 .cse4)) (and (fp.leq c_~var_1_14~0 .cse2) (fp.geq c_~var_1_14~0 .cse3))) (= c_~var_1_1~0 c_~var_1_8~0) (not (= (_ bv0 8) c_~var_1_7~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 04:57:28,484 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 (fp.neg .cse4)) (.cse3 (fp.neg .cse5))) (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.leq c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_6~0 c_~var_1_3~0)) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_15~0))) (let ((.cse0 (fp.gt c_~var_1_13~0 .cse1))) (or (and (= c_~var_1_12~0 c_~var_1_13~0) .cse0) (and (not .cse0) (= c_~var_1_12~0 .cse1))))) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse2) (fp.geq c_~var_1_15~0 .cse3)) (and (fp.geq c_~var_1_15~0 .cse4) (fp.leq c_~var_1_15~0 .cse5))) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse6)) (fp.leq c_~var_1_13~0 .cse2)) (and (fp.geq c_~var_1_13~0 .cse4) (fp.leq c_~var_1_13~0 .cse6)))) (or (and (fp.leq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_14~0 .cse4)) (and (fp.leq c_~var_1_14~0 .cse2) (fp.geq c_~var_1_14~0 .cse3))) (= c_~var_1_1~0 c_~var_1_8~0) (not (= (_ bv0 8) c_~var_1_7~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2024-11-09 04:59:19,349 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 (fp.neg .cse4)) (.cse3 (fp.neg .cse5))) (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.leq c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_6~0 c_~var_1_3~0)) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_15~0))) (let ((.cse0 (fp.gt c_~var_1_13~0 .cse1))) (or (and (= c_~var_1_12~0 c_~var_1_13~0) .cse0) (and (not .cse0) (= c_~var_1_12~0 .cse1))))) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse2) (fp.geq c_~var_1_15~0 .cse3)) (and (fp.geq c_~var_1_15~0 .cse4) (fp.leq c_~var_1_15~0 .cse5))) (= c_~var_1_18~0 ((_ sign_extend 8) c_~var_1_8~0)) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse6)) (fp.leq c_~var_1_13~0 .cse2)) (and (fp.geq c_~var_1_13~0 .cse4) (fp.leq c_~var_1_13~0 .cse6)))) (or (and (fp.leq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_14~0 .cse4)) (and (fp.leq c_~var_1_14~0 .cse2) (fp.geq c_~var_1_14~0 .cse3))) (= c_~var_1_1~0 c_~var_1_8~0) (not (= (_ bv0 8) c_~var_1_7~0)) (not (bvsge c_~var_1_16~0 (bvadd ((_ zero_extend 24) c_~var_1_10~0) c_~var_1_17~0))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 04:59:21,388 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 (fp.neg .cse4)) (.cse3 (fp.neg .cse5))) (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.leq c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_6~0 c_~var_1_3~0)) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_15~0))) (let ((.cse0 (fp.gt c_~var_1_13~0 .cse1))) (or (and (= c_~var_1_12~0 c_~var_1_13~0) .cse0) (and (not .cse0) (= c_~var_1_12~0 .cse1))))) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse2) (fp.geq c_~var_1_15~0 .cse3)) (and (fp.geq c_~var_1_15~0 .cse4) (fp.leq c_~var_1_15~0 .cse5))) (= c_~var_1_18~0 ((_ sign_extend 8) c_~var_1_8~0)) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse6)) (fp.leq c_~var_1_13~0 .cse2)) (and (fp.geq c_~var_1_13~0 .cse4) (fp.leq c_~var_1_13~0 .cse6)))) (or (and (fp.leq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_14~0 .cse4)) (and (fp.leq c_~var_1_14~0 .cse2) (fp.geq c_~var_1_14~0 .cse3))) (= c_~var_1_1~0 c_~var_1_8~0) (not (= (_ bv0 8) c_~var_1_7~0)) (not (bvsge c_~var_1_16~0 (bvadd ((_ zero_extend 24) c_~var_1_10~0) c_~var_1_17~0))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2024-11-09 05:02:44,941 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse15 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse14 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse12 (fp.neg .cse14)) (.cse13 (fp.neg .cse15))) (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.leq c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_6~0 c_~var_1_3~0)) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_15~0))) (let ((.cse0 (fp.gt c_~var_1_13~0 .cse1))) (or (and (= c_~var_1_12~0 c_~var_1_13~0) .cse0) (and (not .cse0) (= c_~var_1_12~0 .cse1))))) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (let ((.cse10 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (.cse11 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 20.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_15~0)))) (let ((.cse9 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse6 (fp.gt .cse10 .cse11))) (let ((.cse3 (= .cse10 c_~var_1_19~0)) (.cse7 (not .cse6)) (.cse4 (fp.lt .cse11 .cse9)) (.cse8 (= .cse11 c_~var_1_19~0)) (.cse2 (fp.gt .cse10 .cse9))) (or (and (not .cse2) (let ((.cse5 (and (not .cse4) (= .cse9 c_~var_1_19~0)))) (or (and (or (and .cse3 .cse4) .cse5) .cse6) (and .cse7 (or (and .cse4 .cse8) .cse5))))) (and (or .cse3 (and .cse7 .cse4 .cse8)) .cse2))))) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse12) (fp.geq c_~var_1_15~0 .cse13)) (and (fp.geq c_~var_1_15~0 .cse14) (fp.leq c_~var_1_15~0 .cse15))) (= c_~var_1_18~0 ((_ sign_extend 8) c_~var_1_8~0)) (let ((.cse16 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse16)) (fp.leq c_~var_1_13~0 .cse12)) (and (fp.geq c_~var_1_13~0 .cse14) (fp.leq c_~var_1_13~0 .cse16)))) (or (and (fp.leq c_~var_1_14~0 .cse15) (fp.geq c_~var_1_14~0 .cse14)) (and (fp.leq c_~var_1_14~0 .cse12) (fp.geq c_~var_1_14~0 .cse13))) (= c_~var_1_1~0 c_~var_1_8~0) (not (= (_ bv0 8) c_~var_1_7~0)) (not (bvsge c_~var_1_16~0 (bvadd ((_ zero_extend 24) c_~var_1_10~0) c_~var_1_17~0))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 05:02:47,005 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse15 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse14 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse12 (fp.neg .cse14)) (.cse13 (fp.neg .cse15))) (and (= c_~var_1_10~0 c_~var_1_11~0) (fp.leq c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_6~0 c_~var_1_3~0)) (let ((.cse1 (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_15~0))) (let ((.cse0 (fp.gt c_~var_1_13~0 .cse1))) (or (and (= c_~var_1_12~0 c_~var_1_13~0) .cse0) (and (not .cse0) (= c_~var_1_12~0 .cse1))))) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) ((_ sign_extend 24) c_~var_1_1~0))) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (let ((.cse10 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (.cse11 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 20.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_15~0)))) (let ((.cse9 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse6 (fp.gt .cse10 .cse11))) (let ((.cse3 (= .cse10 c_~var_1_19~0)) (.cse7 (not .cse6)) (.cse4 (fp.lt .cse11 .cse9)) (.cse8 (= .cse11 c_~var_1_19~0)) (.cse2 (fp.gt .cse10 .cse9))) (or (and (not .cse2) (let ((.cse5 (and (not .cse4) (= .cse9 c_~var_1_19~0)))) (or (and (or (and .cse3 .cse4) .cse5) .cse6) (and .cse7 (or (and .cse4 .cse8) .cse5))))) (and (or .cse3 (and .cse7 .cse4 .cse8)) .cse2))))) (not (fp.gt (fp.div c_currentRoundingMode c_~var_1_2~0 c_~var_1_3~0) (fp.mul c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0))) (or (and (fp.leq c_~var_1_15~0 .cse12) (fp.geq c_~var_1_15~0 .cse13)) (and (fp.geq c_~var_1_15~0 .cse14) (fp.leq c_~var_1_15~0 .cse15))) (= c_~var_1_18~0 ((_ sign_extend 8) c_~var_1_8~0)) (let ((.cse16 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 (fp.neg .cse16)) (fp.leq c_~var_1_13~0 .cse12)) (and (fp.geq c_~var_1_13~0 .cse14) (fp.leq c_~var_1_13~0 .cse16)))) (or (and (fp.leq c_~var_1_14~0 .cse15) (fp.geq c_~var_1_14~0 .cse14)) (and (fp.leq c_~var_1_14~0 .cse12) (fp.geq c_~var_1_14~0 .cse13))) (= c_~var_1_1~0 c_~var_1_8~0) (not (= (_ bv0 8) c_~var_1_7~0)) (not (bvsge c_~var_1_16~0 (bvadd ((_ zero_extend 24) c_~var_1_10~0) c_~var_1_17~0))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true