./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 249353b27350bc36f940e8366d5c85e61922cffbb6c79fd0cdc0bd75f6872346 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:26:48,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:26:48,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 01:26:48,797 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:26:48,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 01:26:48,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:26:48,848 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 01:26:48,849 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 01:26:48,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:26:48,852 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 01:26:48,853 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 01:26:48,854 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 01:26:48,855 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 01:26:48,855 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 01:26:48,855 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 01:26:48,856 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 01:26:48,859 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 01:26:48,860 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 01:26:48,860 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 01:26:48,861 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 01:26:48,861 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 01:26:48,865 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 01:26:48,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:26:48,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:26:48,867 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:26:48,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:26:48,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:26:48,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:26:48,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:26:48,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:26:48,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:26:48,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:26:48,870 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:26:48,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:26:48,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:26:48,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:26:48,872 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 01:26:48,872 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 01:26:48,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:26:48,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:26:48,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:26:48,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:26:48,875 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 01:26:48,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:26:48,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 01:26:48,876 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 01:26:48,876 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 01:26:48,876 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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 249353b27350bc36f940e8366d5c85e61922cffbb6c79fd0cdc0bd75f6872346 [2024-11-09 01:26:49,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:26:49,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:26:49,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:26:49,270 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:26:49,271 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:26:49,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i Unable to find full path for "g++" [2024-11-09 01:26:51,717 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:26:52,045 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:26:52,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2024-11-09 01:26:52,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/data/2ddad8923/ed6702ee38b64785bc205a102c1972dd/FLAG14b967eca [2024-11-09 01:26:52,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/data/2ddad8923/ed6702ee38b64785bc205a102c1972dd [2024-11-09 01:26:52,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:26:52,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:26:52,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:26:52,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:26:52,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:26:52,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:52,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2db49b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52, skipping insertion in model container [2024-11-09 01:26:52,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:52,375 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:26:52,631 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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i[918,931] [2024-11-09 01:26:52,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:26:52,779 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:26:52,791 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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i[918,931] [2024-11-09 01:26:52,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:26:52,866 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:26:52,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52 WrapperNode [2024-11-09 01:26:52,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:26:52,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:26:52,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:26:52,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:26:52,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:52,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:52,982 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2024-11-09 01:26:52,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:26:52,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:26:52,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:26:52,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:26:52,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:52,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:52,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:52,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:53,014 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:53,019 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:53,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:53,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:53,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:26:53,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:26:53,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:26:53,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:26:53,037 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (1/1) ... [2024-11-09 01:26:53,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:26:53,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:26:53,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 01:26:53,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 01:26:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:26:53,134 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:26:53,135 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:26:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:26:53,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:26:53,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:26:53,278 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:26:53,287 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:26:54,045 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 01:26:54,048 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:26:54,469 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:26:54,471 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:26:54,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:26:54 BoogieIcfgContainer [2024-11-09 01:26:54,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:26:54,475 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 01:26:54,476 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 01:26:54,482 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 01:26:54,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 01:26:52" (1/3) ... [2024-11-09 01:26:54,485 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d9f5554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:26:54, skipping insertion in model container [2024-11-09 01:26:54,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:26:52" (2/3) ... [2024-11-09 01:26:54,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d9f5554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:26:54, skipping insertion in model container [2024-11-09 01:26:54,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:26:54" (3/3) ... [2024-11-09 01:26:54,489 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2024-11-09 01:26:54,515 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 01:26:54,515 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 01:26:54,618 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 01:26:54,629 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;@3c4ba71c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 01:26:54,629 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 01:26:54,635 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-09 01:26:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-09 01:26:54,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:26:54,650 INFO L215 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:26:54,651 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:26:54,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:26:54,657 INFO L85 PathProgramCache]: Analyzing trace with hash -2007388619, now seen corresponding path program 1 times [2024-11-09 01:26:54,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 01:26:54,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174803234] [2024-11-09 01:26:54,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:26:54,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:26:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:26:55,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1661805432] [2024-11-09 01:26:55,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:26:55,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:26:55,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:26:55,496 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:26:55,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 01:26:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:26:56,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:26:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:26:56,351 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 01:26:56,353 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 01:26:56,355 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 01:26:56,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 01:26:56,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 01:26:56,565 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 01:26:56,700 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 01:26:56,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 01:26:56 BoogieIcfgContainer [2024-11-09 01:26:56,703 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 01:26:56,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:26:56,704 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:26:56,704 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:26:56,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:26:54" (3/4) ... [2024-11-09 01:26:56,709 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 01:26:56,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:26:56,712 INFO L158 Benchmark]: Toolchain (without parser) took 4390.40ms. Allocated memory is still 182.5MB. Free memory was 150.7MB in the beginning and 102.0MB in the end (delta: 48.6MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2024-11-09 01:26:56,713 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:26:56,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.17ms. Allocated memory is still 182.5MB. Free memory was 150.1MB in the beginning and 132.1MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 01:26:56,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.17ms. Allocated memory is still 182.5MB. Free memory was 132.1MB in the beginning and 127.4MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 01:26:56,716 INFO L158 Benchmark]: Boogie Preprocessor took 51.39ms. Allocated memory is still 182.5MB. Free memory was 127.4MB in the beginning and 125.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:26:56,717 INFO L158 Benchmark]: RCFGBuilder took 1436.92ms. Allocated memory is still 182.5MB. Free memory was 125.3MB in the beginning and 114.9MB in the end (delta: 10.4MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-11-09 01:26:56,719 INFO L158 Benchmark]: TraceAbstraction took 2228.72ms. Allocated memory is still 182.5MB. Free memory was 113.8MB in the beginning and 102.0MB in the end (delta: 11.8MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-09 01:26:56,719 INFO L158 Benchmark]: Witness Printer took 6.86ms. Allocated memory is still 182.5MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:26:56,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.17ms. Allocated memory is still 182.5MB. Free memory was 150.1MB in the beginning and 132.1MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.17ms. Allocated memory is still 182.5MB. Free memory was 132.1MB in the beginning and 127.4MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.39ms. Allocated memory is still 182.5MB. Free memory was 127.4MB in the beginning and 125.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1436.92ms. Allocated memory is still 182.5MB. Free memory was 125.3MB in the beginning and 114.9MB in the end (delta: 10.4MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2228.72ms. Allocated memory is still 182.5MB. Free memory was 113.8MB in the beginning and 102.0MB in the end (delta: 11.8MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Witness Printer took 6.86ms. Allocated memory is still 182.5MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of shiftRight at line 105, overapproximation of someBinaryArithmeticDOUBLEoperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someUnaryFLOAToperation at line 132, overapproximation of someBinaryArithmeticFLOAToperation at line 129. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 1; [L25] unsigned long int var_1_6 = 5; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 64; [L28] unsigned char var_1_11 = 64; [L29] unsigned short int var_1_12 = 25; [L30] unsigned short int var_1_14 = 31408; [L31] double var_1_15 = 64.375; [L32] double var_1_16 = 10.85; [L33] double var_1_17 = 128.8; [L34] double var_1_18 = 2.6; [L35] unsigned char var_1_19 = 0; [L36] unsigned char var_1_20 = 0; [L37] signed short int var_1_21 = -64; [L38] signed long int var_1_22 = -32; [L39] signed char var_1_26 = 25; [L40] signed char var_1_27 = 4; [L41] unsigned long int var_1_28 = 32; [L42] signed short int var_1_30 = 5; [L43] unsigned long int var_1_32 = 4; [L44] float var_1_34 = 31.25; [L45] float var_1_36 = 7.8; [L46] float var_1_37 = 16.2; [L47] float var_1_38 = 4.5; [L48] double var_1_39 = 7.4; [L49] double var_1_40 = 0.5; [L50] double var_1_41 = 128.6; [L51] double var_1_42 = 256.25; [L52] double var_1_43 = 2.25; [L53] signed long int var_1_44 = 25; [L54] unsigned short int last_1_var_1_12 = 25; [L55] double last_1_var_1_15 = 64.375; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L183] last_1_var_1_12 = var_1_12 [L184] last_1_var_1_15 = var_1_15 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L137] var_1_4 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L139] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L140] var_1_5 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_6=5, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L143] var_1_10 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L146] var_1_11 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L149] var_1_14 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L152] var_1_16 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_16 >= 0.0F && 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_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_16 >= 0.0F && 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_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L154] var_1_17 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L156] var_1_18 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L158] var_1_20 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L161] var_1_26 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_26 >= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_26 >= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_26 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_26 <= 32) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L164] var_1_27 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_27 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_27 <= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L167] var_1_36 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L169] var_1_37 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L171] var_1_38 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L173] var_1_40 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L175] var_1_41 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L177] var_1_42 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_43=9/4, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L179] var_1_43 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_43 >= 0.0F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_43 >= 0.0F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=25, var_1_14=-49153, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=0] [L195] RET updateVariables() [L196] CALL step() [L59] COND FALSE !(last_1_var_1_12 > var_1_4) [L64] COND FALSE !(((- 64) + var_1_6) == var_1_6) [L67] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) [L69] COND TRUE var_1_15 == ((((32.5) < (var_1_15)) ? (32.5) : (var_1_15))) [L70] var_1_30 = var_1_27 [L80] COND FALSE !(var_1_5 == (var_1_6 / var_1_4)) [L83] var_1_9 = ((var_1_10 + var_1_11) - var_1_5) [L85] COND TRUE -256 < (var_1_1 * 10) [L86] COND TRUE var_1_15 >= var_1_38 [L87] var_1_39 = (((((((((var_1_40) < (var_1_41)) ? (var_1_40) : (var_1_41)))) > (var_1_42)) ? (((((var_1_40) < (var_1_41)) ? (var_1_40) : (var_1_41)))) : (var_1_42))) - var_1_43) [L92] var_1_21 = var_1_10 [L93] COND FALSE !(8.4 <= var_1_15) [L96] var_1_28 = ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) [L98] unsigned long int stepLocal_3 = var_1_6; [L99] unsigned char stepLocal_2 = var_1_4; [L100] COND FALSE !(stepLocal_2 < var_1_1) [L105] EXPR ((((var_1_21) < (var_1_1)) ? (var_1_21) : (var_1_1))) >> (var_1_26 - var_1_27) [L105] COND TRUE var_1_21 <= (((((var_1_21) < (var_1_1)) ? (var_1_21) : (var_1_1))) >> (var_1_26 - var_1_27)) [L106] var_1_22 = ((((var_1_1) > (var_1_21)) ? (var_1_1) : (var_1_21))) [L110] unsigned long int stepLocal_0 = (((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)); [L111] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= stepLocal_0 [L112] var_1_12 = ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) [L116] COND FALSE !(\read(var_1_19)) [L119] var_1_44 = var_1_9 [L120] signed long int stepLocal_1 = ~ (var_1_5 * var_1_1); [L121] COND TRUE stepLocal_1 <= var_1_12 [L122] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) [L126] COND FALSE !(\read(var_1_19)) [L196] RET step() [L197] CALL, EXPR property() [L187-L188] return (((((((((- 64) + var_1_6) == var_1_6) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((last_1_var_1_12 > var_1_4) ? (((- last_1_var_1_15) < last_1_var_1_15) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_6 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= ((((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))) : (var_1_12 == ((unsigned short int) var_1_6)))) && (((~ (var_1_5 * var_1_1)) <= var_1_12) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_1) ? ((var_1_6 > var_1_21) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=16387, var_1_14=-49153, var_1_15=2, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=64, var_1_26=16, var_1_27=16, var_1_28=63, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=37/5, var_1_44=126, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=126] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=319, var_1_11=-448, var_1_12=16387, var_1_14=-49153, var_1_15=2, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=64, var_1_26=16, var_1_27=16, var_1_28=63, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=37/5, var_1_44=126, var_1_4=384, var_1_5=1, var_1_6=5, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 26, 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=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 01:26:56,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 249353b27350bc36f940e8366d5c85e61922cffbb6c79fd0cdc0bd75f6872346 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:26:59,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:26:59,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 01:26:59,598 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:26:59,599 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 01:26:59,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:26:59,661 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 01:26:59,662 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 01:26:59,662 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:26:59,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 01:26:59,663 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 01:26:59,664 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 01:26:59,664 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 01:26:59,670 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 01:26:59,670 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 01:26:59,671 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 01:26:59,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:26:59,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:26:59,672 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:26:59,672 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:26:59,673 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:26:59,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:26:59,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:26:59,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:26:59,674 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:26:59,675 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:26:59,675 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:26:59,675 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:26:59,676 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:26:59,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:26:59,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:26:59,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:26:59,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 01:26:59,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 01:26:59,682 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 01:26:59,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:26:59,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:26:59,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:26:59,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:26:59,683 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:26:59,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:26:59,685 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 01:26:59,685 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 01:26:59,685 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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 249353b27350bc36f940e8366d5c85e61922cffbb6c79fd0cdc0bd75f6872346 [2024-11-09 01:27:00,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:27:00,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:27:00,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:27:00,172 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:27:00,173 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:27:00,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i Unable to find full path for "g++" [2024-11-09 01:27:02,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:27:02,727 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:27:02,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2024-11-09 01:27:02,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/data/a29a0d03d/05f1f0606ef04cb991dbbf7b9f9cc28d/FLAGa64869c55 [2024-11-09 01:27:02,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/data/a29a0d03d/05f1f0606ef04cb991dbbf7b9f9cc28d [2024-11-09 01:27:02,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:27:02,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:27:02,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:27:02,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:27:02,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:27:02,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:27:02" (1/1) ... [2024-11-09 01:27:02,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ada7189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:02, skipping insertion in model container [2024-11-09 01:27:02,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:27:02" (1/1) ... [2024-11-09 01:27:03,001 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:27:03,258 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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i[918,931] [2024-11-09 01:27:03,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:27:03,386 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:27:03,398 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_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i[918,931] [2024-11-09 01:27:03,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:27:03,489 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:27:03,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03 WrapperNode [2024-11-09 01:27:03,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:27:03,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:27:03,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:27:03,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:27:03,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,591 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2024-11-09 01:27:03,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:27:03,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:27:03,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:27:03,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:27:03,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,664 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:27:03,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:27:03,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:27:03,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:27:03,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (1/1) ... [2024-11-09 01:27:03,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 01:27:03,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:27:03,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 01:27:03,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 01:27:03,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:27:03,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:27:03,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 01:27:03,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 01:27:03,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:27:03,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:27:03,905 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:27:03,908 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:27:05,861 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 01:27:05,861 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:27:05,890 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:27:05,890 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:27:05,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:27:05 BoogieIcfgContainer [2024-11-09 01:27:05,891 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:27:05,894 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 01:27:05,894 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 01:27:05,898 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 01:27:05,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 01:27:02" (1/3) ... [2024-11-09 01:27:05,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@490bdfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:27:05, skipping insertion in model container [2024-11-09 01:27:05,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:27:03" (2/3) ... [2024-11-09 01:27:05,900 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@490bdfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:27:05, skipping insertion in model container [2024-11-09 01:27:05,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:27:05" (3/3) ... [2024-11-09 01:27:05,902 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2024-11-09 01:27:05,924 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 01:27:05,924 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 01:27:05,995 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 01:27:06,002 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;@4e6404f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 01:27:06,002 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 01:27:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-09 01:27:06,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-09 01:27:06,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:27:06,028 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:27:06,029 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:27:06,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:27:06,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1915248943, now seen corresponding path program 1 times [2024-11-09 01:27:06,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:27:06,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [553844260] [2024-11-09 01:27:06,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:27:06,057 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 01:27:06,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:27:06,061 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:06,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:27:06,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 01:27:06,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:27:06,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2024-11-09 01:27:06,744 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:27:06,744 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:27:06,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [553844260] [2024-11-09 01:27:06,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [553844260] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:27:06,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:27:06,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 01:27:06,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722879873] [2024-11-09 01:27:06,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:27:06,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 01:27:06,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:27:06,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 01:27:06,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 01:27:06,791 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-09 01:27:06,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:27:06,844 INFO L93 Difference]: Finished difference Result 165 states and 286 transitions. [2024-11-09 01:27:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 01:27:06,847 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 173 [2024-11-09 01:27:06,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:27:06,860 INFO L225 Difference]: With dead ends: 165 [2024-11-09 01:27:06,860 INFO L226 Difference]: Without dead ends: 82 [2024-11-09 01:27:06,864 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 172 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 01:27:06,871 INFO L432 NwaCegarLoop]: 124 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, 124 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 01:27:06,873 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 01:27:06,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-09 01:27:06,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-09 01:27:06,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-09 01:27:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2024-11-09 01:27:06,936 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 173 [2024-11-09 01:27:06,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:27:06,937 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2024-11-09 01:27:06,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-09 01:27:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2024-11-09 01:27:06,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-09 01:27:06,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:27:06,946 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:27:06,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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)] Ended with exit code 0 [2024-11-09 01:27:07,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:07,148 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:27:07,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:27:07,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1244580473, now seen corresponding path program 1 times [2024-11-09 01:27:07,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:27:07,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [560427734] [2024-11-09 01:27:07,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:27:07,150 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 01:27:07,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:27:07,154 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:07,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:27:07,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 01:27:07,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:27:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-09 01:27:08,845 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:27:08,846 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:27:08,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [560427734] [2024-11-09 01:27:08,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [560427734] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:27:08,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:27:08,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 01:27:08,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558425813] [2024-11-09 01:27:08,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:27:08,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:27:08,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:27:08,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:27:08,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:27:08,857 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 01:27:11,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:27:11,447 INFO L93 Difference]: Finished difference Result 231 states and 354 transitions. [2024-11-09 01:27:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:27:11,453 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 174 [2024-11-09 01:27:11,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:27:11,461 INFO L225 Difference]: With dead ends: 231 [2024-11-09 01:27:11,461 INFO L226 Difference]: Without dead ends: 152 [2024-11-09 01:27:11,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:27:11,466 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 28 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 01:27:11,466 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 207 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 01:27:11,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-09 01:27:11,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 143. [2024-11-09 01:27:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 88 states have (on average 1.2727272727272727) internal successors, (112), 88 states have internal predecessors, (112), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-09 01:27:11,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 216 transitions. [2024-11-09 01:27:11,514 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 216 transitions. Word has length 174 [2024-11-09 01:27:11,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:27:11,515 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 216 transitions. [2024-11-09 01:27:11,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 01:27:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 216 transitions. [2024-11-09 01:27:11,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-09 01:27:11,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:27:11,520 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:27:11,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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)] Ended with exit code 0 [2024-11-09 01:27:11,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:11,721 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:27:11,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:27:11,722 INFO L85 PathProgramCache]: Analyzing trace with hash 501497710, now seen corresponding path program 1 times [2024-11-09 01:27:11,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:27:11,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [592063292] [2024-11-09 01:27:11,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:27:11,726 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 01:27:11,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:27:11,729 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:11,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:27:12,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 01:27:12,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:27:13,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-09 01:27:13,120 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 01:27:13,121 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:27:13,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [592063292] [2024-11-09 01:27:13,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [592063292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 01:27:13,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 01:27:13,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 01:27:13,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216490588] [2024-11-09 01:27:13,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 01:27:13,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 01:27:13,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:27:13,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 01:27:13,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:27:13,132 INFO L87 Difference]: Start difference. First operand 143 states and 216 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 01:27:13,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:27:13,841 INFO L93 Difference]: Finished difference Result 299 states and 454 transitions. [2024-11-09 01:27:13,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 01:27:13,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175 [2024-11-09 01:27:13,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:27:13,861 INFO L225 Difference]: With dead ends: 299 [2024-11-09 01:27:13,861 INFO L226 Difference]: Without dead ends: 220 [2024-11-09 01:27:13,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 01:27:13,863 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 25 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 01:27:13,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 234 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 01:27:13,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2024-11-09 01:27:13,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 218. [2024-11-09 01:27:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 136 states have (on average 1.2794117647058822) internal successors, (174), 136 states have internal predecessors, (174), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-11-09 01:27:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 330 transitions. [2024-11-09 01:27:13,903 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 330 transitions. Word has length 175 [2024-11-09 01:27:13,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:27:13,904 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 330 transitions. [2024-11-09 01:27:13,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-09 01:27:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 330 transitions. [2024-11-09 01:27:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-09 01:27:13,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:27:13,913 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:27:13,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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)] Forceful destruction successful, exit code 0 [2024-11-09 01:27:14,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:14,114 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:27:14,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:27:14,115 INFO L85 PathProgramCache]: Analyzing trace with hash -307848916, now seen corresponding path program 1 times [2024-11-09 01:27:14,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:27:14,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1896900636] [2024-11-09 01:27:14,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:27:14,116 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 01:27:14,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:27:14,119 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:14,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:27:14,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 01:27:14,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:27:19,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 380 proven. 132 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2024-11-09 01:27:19,555 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:27:21,872 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 01:27:21,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1896900636] [2024-11-09 01:27:21,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1896900636] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:27:21,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1277754345] [2024-11-09 01:27:21,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:27:21,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:27:21,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 01:27:21,880 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:27:21,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 01:27:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:27:24,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 01:27:24,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:27:27,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 380 proven. 132 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2024-11-09 01:27:27,513 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:27:29,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1277754345] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:27:29,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022903922] [2024-11-09 01:27:29,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:27:29,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:27:29,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 01:27:29,338 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 01:27:29,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 01:27:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:27:29,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 01:27:29,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:27:31,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 380 proven. 132 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2024-11-09 01:27:31,728 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 01:27:32,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1022903922] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 01:27:32,932 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 01:27:32,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 14 [2024-11-09 01:27:32,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175486653] [2024-11-09 01:27:32,932 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 01:27:32,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 01:27:32,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 01:27:32,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 01:27:32,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-09 01:27:32,935 INFO L87 Difference]: Start difference. First operand 218 states and 330 transitions. Second operand has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-09 01:27:40,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 01:27:40,127 INFO L93 Difference]: Finished difference Result 599 states and 880 transitions. [2024-11-09 01:27:40,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 01:27:40,127 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) Word has length 175 [2024-11-09 01:27:40,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 01:27:40,142 INFO L225 Difference]: With dead ends: 599 [2024-11-09 01:27:40,143 INFO L226 Difference]: Without dead ends: 445 [2024-11-09 01:27:40,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 832 GetRequests, 804 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=212, Invalid=658, Unknown=0, NotChecked=0, Total=870 [2024-11-09 01:27:40,145 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 207 mSDsluCounter, 677 mSDsCounter, 0 mSdLazyCounter, 739 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-09 01:27:40,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 755 Invalid, 742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 739 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-11-09 01:27:40,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2024-11-09 01:27:40,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 403. [2024-11-09 01:27:40,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 261 states have (on average 1.2758620689655173) internal successors, (333), 261 states have internal predecessors, (333), 130 states have call successors, (130), 11 states have call predecessors, (130), 11 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2024-11-09 01:27:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 593 transitions. [2024-11-09 01:27:40,209 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 593 transitions. Word has length 175 [2024-11-09 01:27:40,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 01:27:40,211 INFO L471 AbstractCegarLoop]: Abstraction has 403 states and 593 transitions. [2024-11-09 01:27:40,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-09 01:27:40,211 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 593 transitions. [2024-11-09 01:27:40,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-09 01:27:40,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 01:27:40,215 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:27:40,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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)] Ended with exit code 0 [2024-11-09 01:27:40,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 01:27:40,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 01:27:40,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 01:27:40,816 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 01:27:40,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:27:40,816 INFO L85 PathProgramCache]: Analyzing trace with hash -987907286, now seen corresponding path program 1 times [2024-11-09 01:27:40,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 01:27:40,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1086432801] [2024-11-09 01:27:40,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 01:27:40,818 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 01:27:40,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 01:27:40,821 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/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 01:27:40,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ba932ba-6eda-4eb3-9e7c-1bbf4a03bc20/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-09 01:27:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:27:41,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-09 01:27:41,295 INFO L278 TraceCheckSpWp]: Computing forward predicates...