./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 a27fdc0a5ee447a7bd7066a9ecd1a856d1e55c55dd8c29be019b3d5df09d17a4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:29:19,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:29:19,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:29:19,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:29:19,845 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:29:19,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:29:19,873 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:29:19,874 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:29:19,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:29:19,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:29:19,877 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:29:19,877 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:29:19,878 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:29:19,878 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:29:19,878 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:29:19,879 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:29:19,879 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:29:19,883 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:29:19,884 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:29:19,884 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:29:19,884 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:29:19,885 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:29:19,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:29:19,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:29:19,891 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:29:19,891 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:29:19,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:29:19,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:29:19,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:29:19,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:29:19,893 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:29:19,893 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:29:19,893 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:29:19,894 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:29:19,894 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:29:19,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:29:19,895 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:29:19,895 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:29:19,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:29:19,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:29:19,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:29:19,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:29:19,897 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:29:19,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:29:19,898 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:29:19,898 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:29:19,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:29:19,899 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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a27fdc0a5ee447a7bd7066a9ecd1a856d1e55c55dd8c29be019b3d5df09d17a4 [2024-11-09 05:29:20,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:29:20,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:29:20,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:29:20,243 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:29:20,244 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:29:20,245 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i Unable to find full path for "g++" [2024-11-09 05:29:22,386 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:29:22,699 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:29:22,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i [2024-11-09 05:29:22,710 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/data/50ee78897/380eb54e8b894bfcbf3dccbbe026705e/FLAG1b878f503 [2024-11-09 05:29:22,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/data/50ee78897/380eb54e8b894bfcbf3dccbbe026705e [2024-11-09 05:29:22,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:29:22,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:29:22,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:29:22,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:29:22,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:29:22,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:29:22" (1/1) ... [2024-11-09 05:29:22,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7294db3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:22, skipping insertion in model container [2024-11-09 05:29:22,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:29:22" (1/1) ... [2024-11-09 05:29:22,785 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:29:22,996 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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i[914,927] [2024-11-09 05:29:23,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:29:23,097 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:29:23,117 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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i[914,927] [2024-11-09 05:29:23,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:29:23,232 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:29:23,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23 WrapperNode [2024-11-09 05:29:23,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:29:23,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:29:23,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:29:23,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:29:23,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,292 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2024-11-09 05:29:23,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:29:23,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:29:23,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:29:23,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:29:23,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:29:23,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:29:23,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:29:23,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:29:23,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (1/1) ... [2024-11-09 05:29:23,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:29:23,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:29:23,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:29:23,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:29:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:29:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:29:23,429 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:29:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:29:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:29:23,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:29:23,554 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:29:23,559 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:29:23,958 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 05:29:23,958 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:29:24,294 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:29:24,294 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:29:24,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:29:24 BoogieIcfgContainer [2024-11-09 05:29:24,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:29:24,298 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:29:24,298 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:29:24,303 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:29:24,304 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:29:22" (1/3) ... [2024-11-09 05:29:24,305 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa36c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:29:24, skipping insertion in model container [2024-11-09 05:29:24,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:23" (2/3) ... [2024-11-09 05:29:24,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa36c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:29:24, skipping insertion in model container [2024-11-09 05:29:24,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:29:24" (3/3) ... [2024-11-09 05:29:24,310 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-0.i [2024-11-09 05:29:24,332 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:29:24,332 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:29:24,421 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:29:24,430 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;@41bef2ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:29:24,431 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:29:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:29:24,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-09 05:29:24,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:29:24,448 INFO L215 NwaCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:24,449 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:29:24,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:29:24,456 INFO L85 PathProgramCache]: Analyzing trace with hash 904588201, now seen corresponding path program 1 times [2024-11-09 05:29:24,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:29:24,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278711932] [2024-11-09 05:29:24,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:29:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:29:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:29:24,995 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:29:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:29:25,262 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:29:25,264 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:29:25,265 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:29:25,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:29:25,273 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:29:25,379 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:29:25,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:29:25 BoogieIcfgContainer [2024-11-09 05:29:25,386 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:29:25,388 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:29:25,388 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:29:25,388 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:29:25,390 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:29:24" (3/4) ... [2024-11-09 05:29:25,393 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:29:25,395 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:29:25,396 INFO L158 Benchmark]: Toolchain (without parser) took 2663.15ms. Allocated memory was 148.9MB in the beginning and 192.9MB in the end (delta: 44.0MB). Free memory was 114.3MB in the beginning and 106.5MB in the end (delta: 7.9MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-11-09 05:29:25,397 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 148.9MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:29:25,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.46ms. Allocated memory is still 148.9MB. Free memory was 113.7MB in the beginning and 98.3MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:29:25,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.23ms. Allocated memory is still 148.9MB. Free memory was 98.3MB in the beginning and 95.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:29:25,399 INFO L158 Benchmark]: Boogie Preprocessor took 43.48ms. Allocated memory is still 148.9MB. Free memory was 95.7MB in the beginning and 93.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:29:25,402 INFO L158 Benchmark]: RCFGBuilder took 956.88ms. Allocated memory was 148.9MB in the beginning and 192.9MB in the end (delta: 44.0MB). Free memory was 93.6MB in the beginning and 159.9MB in the end (delta: -66.4MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2024-11-09 05:29:25,403 INFO L158 Benchmark]: TraceAbstraction took 1088.21ms. Allocated memory is still 192.9MB. Free memory was 158.9MB in the beginning and 106.5MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-11-09 05:29:25,405 INFO L158 Benchmark]: Witness Printer took 7.30ms. Allocated memory is still 192.9MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:29:25,409 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 148.9MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.46ms. Allocated memory is still 148.9MB. Free memory was 113.7MB in the beginning and 98.3MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.23ms. Allocated memory is still 148.9MB. Free memory was 98.3MB in the beginning and 95.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.48ms. Allocated memory is still 148.9MB. Free memory was 95.7MB in the beginning and 93.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 956.88ms. Allocated memory was 148.9MB in the beginning and 192.9MB in the end (delta: 44.0MB). Free memory was 93.6MB in the beginning and 159.9MB in the end (delta: -66.4MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1088.21ms. Allocated memory is still 192.9MB. Free memory was 158.9MB in the beginning and 106.5MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 7.30ms. Allocated memory is still 192.9MB. Free memory is still 106.5MB. 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 someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 141. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 0; [L23] signed long int var_1_5 = 2; [L24] signed short int var_1_6 = -10; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned long int var_1_9 = 3470417420; [L28] unsigned char var_1_10 = 0; [L29] double var_1_12 = 25.6; [L30] double var_1_13 = 1.75; [L31] float var_1_14 = 5.4; [L32] float var_1_15 = 127.5; [L33] float var_1_16 = 3.5; [L34] signed long int var_1_17 = 64; [L35] double var_1_19 = 0.0; [L36] double var_1_20 = 15.5; [L37] unsigned char var_1_21 = 128; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 10; [L40] double var_1_24 = 127.5; [L41] unsigned char var_1_25 = 1; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -32; [L44] unsigned char var_1_28 = 0; [L45] signed long int last_1_var_1_1 = 0; [L46] signed long int last_1_var_1_5 = 2; [L47] signed short int last_1_var_1_6 = -10; [L48] unsigned long int last_1_var_1_7 = 1; [L49] float last_1_var_1_14 = 5.4; [L50] signed long int last_1_var_1_17 = 64; [L145] isInitial = 1 [L146] FCALL initially() [L147] COND TRUE 1 [L148] CALL updateLastVariables() [L133] last_1_var_1_1 = var_1_1 [L134] last_1_var_1_5 = var_1_5 [L135] last_1_var_1_6 = var_1_6 [L136] last_1_var_1_7 = var_1_7 [L137] last_1_var_1_14 = var_1_14 [L138] last_1_var_1_17 = var_1_17 [L148] RET updateLastVariables() [L149] CALL updateVariables() [L105] var_1_9 = __VERIFIER_nondet_ulong() [L106] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L107] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L108] var_1_10 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L110] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L111] var_1_12 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L113] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L114] var_1_13 = __VERIFIER_nondet_double() [L115] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L116] var_1_15 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L118] var_1_16 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=31/2, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L120] var_1_20 = __VERIFIER_nondet_double() [L121] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=0, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L122] var_1_22 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L124] CALL assume_abort_if_not(var_1_22 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_22 <= 254) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_23=10, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L125] var_1_23 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L127] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_23=254, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_23=254, var_1_24=255/2, var_1_25=1, var_1_26=0, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L128] var_1_26 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_23=254, var_1_24=255/2, var_1_25=1, var_1_26=-255, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_23=254, var_1_24=255/2, var_1_25=1, var_1_26=-255, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L130] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_23=254, var_1_24=255/2, var_1_25=1, var_1_26=-255, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=128, var_1_22=254, var_1_23=254, var_1_24=255/2, var_1_25=1, var_1_26=-255, var_1_27=-32, var_1_28=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L149] RET updateVariables() [L150] CALL step() [L54] var_1_19 = var_1_20 [L55] COND TRUE var_1_20 > var_1_19 [L56] var_1_21 = ((((((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))) > (var_1_23)) ? (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))) : (var_1_23))) [L58] var_1_24 = var_1_20 [L59] var_1_25 = var_1_26 [L60] var_1_27 = var_1_22 [L61] var_1_28 = var_1_26 [L62] COND FALSE !(last_1_var_1_7 > (- last_1_var_1_5)) [L65] var_1_1 = (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16))) [L67] COND TRUE ((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16))) [L68] var_1_17 = ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))) [L72] signed long int stepLocal_1 = - last_1_var_1_1; [L73] COND FALSE !(last_1_var_1_17 < stepLocal_1) [L76] signed long int stepLocal_3 = var_1_1; [L77] signed long int stepLocal_2 = var_1_17; [L78] COND FALSE !(var_1_17 > stepLocal_2) [L83] unsigned long int stepLocal_5 = var_1_9; [L84] COND FALSE !((var_1_12 * last_1_var_1_14) > var_1_13) [L91] var_1_14 = var_1_16 [L93] signed long int stepLocal_0 = var_1_17; [L94] COND TRUE var_1_6 < stepLocal_0 [L95] var_1_5 = ((var_1_17 - var_1_6) + var_1_6) [L97] unsigned long int stepLocal_4 = var_1_9 - var_1_6; [L98] COND TRUE (- 8u) >= stepLocal_4 [L99] var_1_8 = (! var_1_10) [L150] RET step() [L151] CALL, EXPR property() [L141-L142] return (((((((last_1_var_1_7 > (- last_1_var_1_5)) ? (var_1_1 == ((signed long int) ((((last_1_var_1_5) > ((last_1_var_1_7 + last_1_var_1_6))) ? (last_1_var_1_5) : ((last_1_var_1_7 + last_1_var_1_6)))))) : (var_1_1 == ((signed long int) (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16)))))) && ((var_1_6 < var_1_17) ? (var_1_5 == ((signed long int) ((var_1_17 - var_1_6) + var_1_6))) : 1)) && ((last_1_var_1_17 < (- last_1_var_1_1)) ? (var_1_6 == ((signed short int) (32 - last_1_var_1_6))) : 1)) && ((var_1_17 > var_1_17) ? ((var_1_6 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_6)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_14 / var_1_12) >= var_1_14) || var_1_10))))) && (((var_1_12 * last_1_var_1_14) > var_1_13) ? ((var_1_9 < var_1_7) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16)))) ? (var_1_17 == ((signed long int) ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))))) : (var_1_17 == ((signed long int) last_1_var_1_6))) ; [L151] RET, EXPR property() [L151] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=4294967291, var_1_15=4294967291, var_1_16=4294967291, var_1_17=0, var_1_19=4294967292, var_1_1=0, var_1_20=4294967292, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=4294967292, var_1_25=-255, var_1_26=-255, var_1_27=254, var_1_28=-255, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=4294967291, var_1_15=4294967291, var_1_16=4294967291, var_1_17=0, var_1_19=4294967292, var_1_1=0, var_1_20=4294967292, var_1_21=254, var_1_22=254, var_1_23=254, var_1_24=4294967292, var_1_25=-255, var_1_26=-255, var_1_27=254, var_1_28=-255, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 16, 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=35occurred 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, 62 NumberOfCodeBlocks, 62 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 05:29:25,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 a27fdc0a5ee447a7bd7066a9ecd1a856d1e55c55dd8c29be019b3d5df09d17a4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:29:27,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:29:28,089 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:29:28,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:29:28,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:29:28,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:29:28,135 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:29:28,136 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:29:28,137 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:29:28,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:29:28,139 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:29:28,139 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:29:28,140 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:29:28,141 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:29:28,143 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:29:28,144 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:29:28,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:29:28,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:29:28,145 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:29:28,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:29:28,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:29:28,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:29:28,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:29:28,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:29:28,152 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:29:28,152 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:29:28,153 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:29:28,153 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:29:28,153 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:29:28,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:29:28,154 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:29:28,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:29:28,155 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:29:28,156 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:29:28,157 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:29:28,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:29:28,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:29:28,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:29:28,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:29:28,159 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:29:28,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:29:28,160 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:29:28,175 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:29:28,176 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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a27fdc0a5ee447a7bd7066a9ecd1a856d1e55c55dd8c29be019b3d5df09d17a4 [2024-11-09 05:29:28,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:29:28,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:29:28,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:29:28,645 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:29:28,646 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:29:28,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i Unable to find full path for "g++" [2024-11-09 05:29:30,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:29:31,004 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:29:31,005 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i [2024-11-09 05:29:31,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/data/a365ced94/eed7d54b32824efb895a0f61e3c0b55f/FLAGa124604a2 [2024-11-09 05:29:31,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/data/a365ced94/eed7d54b32824efb895a0f61e3c0b55f [2024-11-09 05:29:31,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:29:31,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:29:31,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:29:31,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:29:31,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:29:31,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628aaac4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31, skipping insertion in model container [2024-11-09 05:29:31,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,318 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:29:31,555 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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i[914,927] [2024-11-09 05:29:31,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:29:31,668 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:29:31,686 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_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-0.i[914,927] [2024-11-09 05:29:31,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:29:31,769 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:29:31,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31 WrapperNode [2024-11-09 05:29:31,770 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:29:31,771 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:29:31,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:29:31,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:29:31,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,861 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2024-11-09 05:29:31,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:29:31,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:29:31,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:29:31,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:29:31,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,922 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,968 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:29:31,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:29:31,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:29:31,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:29:31,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (1/1) ... [2024-11-09 05:29:31,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:29:31,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:29:32,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:29:32,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:29:32,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:29:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:29:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:29:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:29:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:29:32,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:29:32,175 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:29:32,178 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:29:45,194 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 05:29:45,195 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:29:45,207 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:29:45,208 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:29:45,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:29:45 BoogieIcfgContainer [2024-11-09 05:29:45,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:29:45,210 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:29:45,211 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:29:45,214 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:29:45,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:29:31" (1/3) ... [2024-11-09 05:29:45,228 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40953fd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:29:45, skipping insertion in model container [2024-11-09 05:29:45,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:31" (2/3) ... [2024-11-09 05:29:45,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40953fd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:29:45, skipping insertion in model container [2024-11-09 05:29:45,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:29:45" (3/3) ... [2024-11-09 05:29:45,231 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-0.i [2024-11-09 05:29:45,250 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:29:45,250 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:29:45,347 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:29:45,357 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;@32b8f96a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:29:45,359 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:29:45,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:29:45,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 05:29:45,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:29:45,384 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:45,384 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:29:45,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:29:45,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1394247202, now seen corresponding path program 1 times [2024-11-09 05:29:45,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:29:45,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [955506682] [2024-11-09 05:29:45,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:29:45,412 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 05:29:45,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:29:45,417 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:29:45,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:29:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:29:47,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:29:47,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:29:47,429 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2024-11-09 05:29:47,429 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:29:47,430 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:29:47,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [955506682] [2024-11-09 05:29:47,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [955506682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:29:47,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:29:47,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:29:47,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976677424] [2024-11-09 05:29:47,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:29:47,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:29:47,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:29:47,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:29:47,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:29:47,470 INFO L87 Difference]: Start difference. First operand has 61 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:29:47,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:29:47,513 INFO L93 Difference]: Finished difference Result 115 states and 188 transitions. [2024-11-09 05:29:47,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:29:47,515 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 113 [2024-11-09 05:29:47,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:29:47,526 INFO L225 Difference]: With dead ends: 115 [2024-11-09 05:29:47,526 INFO L226 Difference]: Without dead ends: 57 [2024-11-09 05:29:47,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 112 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 05:29:47,536 INFO L432 NwaCegarLoop]: 82 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, 82 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 05:29:47,538 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:29:47,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-09 05:29:47,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2024-11-09 05:29:47,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 05:29:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 82 transitions. [2024-11-09 05:29:47,594 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 82 transitions. Word has length 113 [2024-11-09 05:29:47,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:29:47,594 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 82 transitions. [2024-11-09 05:29:47,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:29:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2024-11-09 05:29:47,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 05:29:47,598 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:29:47,599 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:47,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:29:47,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:29:47,800 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:29:47,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:29:47,801 INFO L85 PathProgramCache]: Analyzing trace with hash 249974570, now seen corresponding path program 1 times [2024-11-09 05:29:47,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:29:47,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1603221833] [2024-11-09 05:29:47,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:29:47,802 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 05:29:47,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:29:47,806 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:29:47,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:29:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:29:49,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:29:49,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:29:49,929 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 05:29:49,929 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:29:49,930 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:29:49,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1603221833] [2024-11-09 05:29:49,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1603221833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:29:49,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:29:49,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:29:49,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53235861] [2024-11-09 05:29:49,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:29:49,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:29:49,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:29:49,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:29:49,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:29:49,935 INFO L87 Difference]: Start difference. First operand 57 states and 82 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:29:50,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:29:50,169 INFO L93 Difference]: Finished difference Result 132 states and 190 transitions. [2024-11-09 05:29:50,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:29:50,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 113 [2024-11-09 05:29:50,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:29:50,174 INFO L225 Difference]: With dead ends: 132 [2024-11-09 05:29:50,176 INFO L226 Difference]: Without dead ends: 78 [2024-11-09 05:29:50,177 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:29:50,179 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 59 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:29:50,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 154 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 05:29:50,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-09 05:29:50,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 77. [2024-11-09 05:29:50,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 50 states have internal predecessors, (59), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-09 05:29:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2024-11-09 05:29:50,209 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 113 [2024-11-09 05:29:50,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:29:50,210 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2024-11-09 05:29:50,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:29:50,212 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2024-11-09 05:29:50,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 05:29:50,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:29:50,215 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:50,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 05:29:50,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:29:50,416 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:29:50,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:29:50,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1744170136, now seen corresponding path program 1 times [2024-11-09 05:29:50,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:29:50,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1994722168] [2024-11-09 05:29:50,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:29:50,418 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 05:29:50,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:29:50,421 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:29:50,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 05:29:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:29:52,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:29:52,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:30:00,839 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 05:30:00,839 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:30:00,839 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:30:00,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1994722168] [2024-11-09 05:30:00,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1994722168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:30:00,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:30:00,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:30:00,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807282552] [2024-11-09 05:30:00,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:30:00,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:30:00,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:30:00,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:30:00,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:30:00,844 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:30:04,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:06,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:08,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:11,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:13,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:13,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:30:13,129 INFO L93 Difference]: Finished difference Result 207 states and 289 transitions. [2024-11-09 05:30:13,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:30:13,355 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 113 [2024-11-09 05:30:13,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:30:13,359 INFO L225 Difference]: With dead ends: 207 [2024-11-09 05:30:13,359 INFO L226 Difference]: Without dead ends: 149 [2024-11-09 05:30:13,360 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:30:13,362 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 81 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 33 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:30:13,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 231 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 12 Invalid, 5 Unknown, 0 Unchecked, 12.0s Time] [2024-11-09 05:30:13,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-09 05:30:13,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 133. [2024-11-09 05:30:13,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 87 states have (on average 1.2183908045977012) internal successors, (106), 88 states have internal predecessors, (106), 41 states have call successors, (41), 4 states have call predecessors, (41), 4 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-09 05:30:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 188 transitions. [2024-11-09 05:30:13,411 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 188 transitions. Word has length 113 [2024-11-09 05:30:13,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:30:13,412 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 188 transitions. [2024-11-09 05:30:13,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:30:13,414 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 188 transitions. [2024-11-09 05:30:13,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 05:30:13,416 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:30:13,417 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:30:13,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 05:30:13,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:30:13,618 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:30:13,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:30:13,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1529728806, now seen corresponding path program 1 times [2024-11-09 05:30:13,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:30:13,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488108265] [2024-11-09 05:30:13,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:30:13,619 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 05:30:13,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:30:13,623 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:30:13,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-09 05:30:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:30:15,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:30:15,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:30:24,478 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-11-09 05:30:24,478 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:30:24,478 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:30:24,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488108265] [2024-11-09 05:30:24,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488108265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:30:24,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:30:24,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:30:24,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119707696] [2024-11-09 05:30:24,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:30:24,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:30:24,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:30:24,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:30:24,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:30:24,486 INFO L87 Difference]: Start difference. First operand 133 states and 188 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:30:27,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:29,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:31,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:34,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:37,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:39,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:41,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:43,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:45,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:48,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:50,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:52,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:54,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:30:54,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:30:54,907 INFO L93 Difference]: Finished difference Result 298 states and 418 transitions. [2024-11-09 05:30:55,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:30:55,145 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 113 [2024-11-09 05:30:55,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:30:55,148 INFO L225 Difference]: With dead ends: 298 [2024-11-09 05:30:55,148 INFO L226 Difference]: Without dead ends: 184 [2024-11-09 05:30:55,150 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-09 05:30:55,151 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 44 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 33 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:30:55,152 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 256 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 56 Invalid, 13 Unknown, 0 Unchecked, 30.0s Time] [2024-11-09 05:30:55,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-09 05:30:55,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 155. [2024-11-09 05:30:55,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 101 states have (on average 1.198019801980198) internal successors, (121), 101 states have internal predecessors, (121), 48 states have call successors, (48), 5 states have call predecessors, (48), 5 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-09 05:30:55,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 217 transitions. [2024-11-09 05:30:55,211 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 217 transitions. Word has length 113 [2024-11-09 05:30:55,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:30:55,212 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 217 transitions. [2024-11-09 05:30:55,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-09 05:30:55,213 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 217 transitions. [2024-11-09 05:30:55,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 05:30:55,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:30:55,215 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:30:55,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-09 05:30:55,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:30:55,416 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:30:55,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:30:55,418 INFO L85 PathProgramCache]: Analyzing trace with hash 942922792, now seen corresponding path program 1 times [2024-11-09 05:30:55,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:30:55,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [686541020] [2024-11-09 05:30:55,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:30:55,419 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 05:30:55,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:30:55,422 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/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 05:30:55,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82a5fcaf-1ca7-45a1-8cf4-212167ac81b3/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 05:30:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:30:57,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 05:30:57,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:32:29,159 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (or (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-09 05:32:31,232 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (or (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-09 05:36:00,797 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-09 05:36:02,913 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-09 05:37:22,193 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (bvadd .cse0 (bvneg .cse0))) c_~var_1_5~0) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-11-09 05:37:24,307 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (bvadd .cse0 (bvneg .cse0))) c_~var_1_5~0) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-11-09 05:38:13,381 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse0))) (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (bvadd .cse0 .cse1) c_~var_1_5~0) (= |c_ULTIMATE.start_step_~stepLocal_4~0#1| (bvadd c_~var_1_9~0 .cse1)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 05:38:15,497 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse0))) (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (bvadd .cse0 .cse1) c_~var_1_5~0) (= |c_ULTIMATE.start_step_~stepLocal_4~0#1| (bvadd c_~var_1_9~0 .cse1)) (= (_ bv1 32) c_~var_1_7~0) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2024-11-09 05:39:13,674 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse0))) (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (bvadd .cse0 .cse1) c_~var_1_5~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 .cse1)) (= (_ bv1 32) c_~var_1_7~0) (let ((.cse2 (= (_ bv0 8) c_~var_1_10~0))) (or (and (= (_ bv1 8) c_~var_1_8~0) .cse2) (and (not .cse2) (= (_ bv0 8) c_~var_1_8~0)))) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 05:39:15,787 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) (_ bv65526 16)))) (let ((.cse1 (bvneg .cse0))) (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv64 32) c_~last_1_var_1_17~0) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 32) c_~var_1_1~0) (= (_ bv1 32) c_~last_1_var_1_7~0) (= (_ bv0 16) (bvadd (_ bv10 16) c_~last_1_var_1_6~0)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv0 16) (bvadd (_ bv10 16) c_~var_1_6~0)) (= (bvadd .cse0 .cse1) c_~var_1_5~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 .cse1)) (= (_ bv1 32) c_~var_1_7~0) (let ((.cse2 (= (_ bv0 8) c_~var_1_10~0))) (or (and (= (_ bv1 8) c_~var_1_8~0) .cse2) (and (not .cse2) (= (_ bv0 8) c_~var_1_8~0)))) (= (_ bv0 32) c_~last_1_var_1_1~0) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= (_ bv0 32) c_~var_1_17~0) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true