./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.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_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a0c9b70a7c594a87830ac5b654e0b63f6a113b2d10fec796a2f1b49d4b55982 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:18:55,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:18:55,359 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 16:18:55,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:18:55,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:18:55,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:18:55,406 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:18:55,407 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:18:55,408 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:18:55,410 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:18:55,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:18:55,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:18:55,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:18:55,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:18:55,415 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:18:55,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:18:55,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:18:55,420 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:18:55,420 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:18:55,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:18:55,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:18:55,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:18:55,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:18:55,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:18:55,422 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:18:55,423 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:18:55,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:18:55,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:18:55,424 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:18:55,424 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:18:55,428 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:18:55,429 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:18:55,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:18:55,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:18:55,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:18:55,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:18:55,430 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:18:55,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:18:55,431 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:18:55,431 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:18:55,432 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:18:55,432 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:18:55,433 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a0c9b70a7c594a87830ac5b654e0b63f6a113b2d10fec796a2f1b49d4b55982 [2024-11-08 16:18:55,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:18:55,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:18:55,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:18:55,877 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:18:55,877 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:18:55,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i Unable to find full path for "g++" [2024-11-08 16:18:58,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:18:58,597 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:18:58,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i [2024-11-08 16:18:58,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/data/471f43bd4/9a74b2cdb7004100a55603230d0f19eb/FLAG4c8b81b84 [2024-11-08 16:18:58,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/data/471f43bd4/9a74b2cdb7004100a55603230d0f19eb [2024-11-08 16:18:58,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:18:58,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:18:58,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:18:58,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:18:58,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:18:58,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:18:58" (1/1) ... [2024-11-08 16:18:58,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757fb38f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:58, skipping insertion in model container [2024-11-08 16:18:58,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:18:58" (1/1) ... [2024-11-08 16:18:58,714 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:18:58,956 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_fc40357b-885c-4870-a8d2-cfcc9123e715/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i[913,926] [2024-11-08 16:18:59,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:18:59,034 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:18:59,052 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_fc40357b-885c-4870-a8d2-cfcc9123e715/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i[913,926] [2024-11-08 16:18:59,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:18:59,111 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:18:59,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59 WrapperNode [2024-11-08 16:18:59,112 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:18:59,113 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:18:59,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:18:59,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:18:59,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,136 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,181 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-11-08 16:18:59,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:18:59,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:18:59,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:18:59,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:18:59,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,204 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,235 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 16:18:59,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,272 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:18:59,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:18:59,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:18:59,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:18:59,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (1/1) ... [2024-11-08 16:18:59,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:18:59,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:18:59,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:18:59,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:18:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:18:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 16:18:59,397 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 16:18:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 16:18:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:18:59,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:18:59,581 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:18:59,588 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:18:59,955 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 16:18:59,956 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:18:59,986 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:18:59,986 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:18:59,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:18:59 BoogieIcfgContainer [2024-11-08 16:18:59,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:18:59,991 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:18:59,991 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:18:59,995 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:18:59,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:18:58" (1/3) ... [2024-11-08 16:18:59,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69fce64f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:18:59, skipping insertion in model container [2024-11-08 16:18:59,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:18:59" (2/3) ... [2024-11-08 16:18:59,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69fce64f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:18:59, skipping insertion in model container [2024-11-08 16:18:59,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:18:59" (3/3) ... [2024-11-08 16:19:00,000 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-48.i [2024-11-08 16:19:00,032 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:19:00,032 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:19:00,126 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:19:00,134 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=PETRI_NET, 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;@1c0504b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:19:00,134 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:19:00,140 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 16:19:00,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 16:19:00,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:19:00,161 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:19:00,161 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:19:00,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:19:00,169 INFO L85 PathProgramCache]: Analyzing trace with hash 963848449, now seen corresponding path program 1 times [2024-11-08 16:19:00,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:19:00,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79020881] [2024-11-08 16:19:00,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:19:00,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:19:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:19:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 16:19:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 16:19:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 16:19:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:19:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 16:19:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 16:19:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:19:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 16:19:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 16:19:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 16:19:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 16:19:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 16:19:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-08 16:19:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 16:19:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 16:19:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 16:19:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 16:19:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 16:19:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-08 16:19:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 16:19:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:00,872 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-08 16:19:00,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:19:00,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79020881] [2024-11-08 16:19:00,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79020881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:19:00,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:19:00,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:19:00,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233035225] [2024-11-08 16:19:00,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:19:00,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:19:00,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:19:00,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:19:00,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:19:00,928 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 16:19:00,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:19:00,980 INFO L93 Difference]: Finished difference Result 111 states and 189 transitions. [2024-11-08 16:19:00,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:19:00,983 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2024-11-08 16:19:00,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:19:00,995 INFO L225 Difference]: With dead ends: 111 [2024-11-08 16:19:00,996 INFO L226 Difference]: Without dead ends: 55 [2024-11-08 16:19:01,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:19:01,010 INFO L432 NwaCegarLoop]: 79 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, 79 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 [2024-11-08 16:19:01,013 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:19:01,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-11-08 16:19:01,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-11-08 16:19:01,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 16:19:01,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2024-11-08 16:19:01,080 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 131 [2024-11-08 16:19:01,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:19:01,081 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2024-11-08 16:19:01,082 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 16:19:01,082 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2024-11-08 16:19:01,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 16:19:01,087 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:19:01,088 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:19:01,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:19:01,089 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:19:01,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:19:01,090 INFO L85 PathProgramCache]: Analyzing trace with hash -575910985, now seen corresponding path program 1 times [2024-11-08 16:19:01,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:19:01,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886829818] [2024-11-08 16:19:01,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:19:01,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:19:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:19:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 16:19:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 16:19:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 16:19:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-08 16:19:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-08 16:19:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-08 16:19:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-08 16:19:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-08 16:19:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-08 16:19:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 16:19:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 16:19:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-08 16:19:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-08 16:19:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-08 16:19:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-08 16:19:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-08 16:19:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-08 16:19:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-08 16:19:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-08 16:19:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 16:19:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:01,871 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-08 16:19:01,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:19:01,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886829818] [2024-11-08 16:19:01,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886829818] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:19:01,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:19:01,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:19:01,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539451437] [2024-11-08 16:19:01,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:19:01,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:19:01,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:19:01,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:19:01,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:19:01,878 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-08 16:19:01,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:19:01,929 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2024-11-08 16:19:01,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:19:01,930 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 131 [2024-11-08 16:19:01,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:19:01,933 INFO L225 Difference]: With dead ends: 107 [2024-11-08 16:19:01,934 INFO L226 Difference]: Without dead ends: 55 [2024-11-08 16:19:01,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:19:01,942 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:19:01,943 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:19:01,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-11-08 16:19:01,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-11-08 16:19:01,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.125) internal successors, (36), 32 states have internal predecessors, (36), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 16:19:01,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2024-11-08 16:19:01,970 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 131 [2024-11-08 16:19:01,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:19:01,972 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2024-11-08 16:19:01,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-08 16:19:01,973 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2024-11-08 16:19:01,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 16:19:01,977 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:19:01,978 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:19:01,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:19:01,979 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:19:01,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:19:01,980 INFO L85 PathProgramCache]: Analyzing trace with hash -518652683, now seen corresponding path program 1 times [2024-11-08 16:19:01,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:19:01,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924293628] [2024-11-08 16:19:01,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:19:01,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:19:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:19:02,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:19:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:19:02,313 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:19:02,315 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:19:02,317 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 16:19:02,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:19:02,324 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 16:19:02,442 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:19:02,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:19:02 BoogieIcfgContainer [2024-11-08 16:19:02,452 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:19:02,452 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:19:02,453 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:19:02,453 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:19:02,454 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:18:59" (3/4) ... [2024-11-08 16:19:02,460 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:19:02,462 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:19:02,463 INFO L158 Benchmark]: Toolchain (without parser) took 3803.30ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 135.7MB in the beginning and 86.0MB in the end (delta: 49.7MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2024-11-08 16:19:02,464 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 123.7MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:19:02,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.74ms. Allocated memory is still 163.6MB. Free memory was 135.5MB in the beginning and 122.3MB in the end (delta: 13.2MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2024-11-08 16:19:02,467 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.02ms. Allocated memory is still 163.6MB. Free memory was 122.3MB in the beginning and 118.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:19:02,468 INFO L158 Benchmark]: Boogie Preprocessor took 95.64ms. Allocated memory is still 163.6MB. Free memory was 118.9MB in the beginning and 113.9MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 16:19:02,470 INFO L158 Benchmark]: RCFGBuilder took 707.97ms. Allocated memory is still 163.6MB. Free memory was 113.9MB in the beginning and 118.3MB in the end (delta: -4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 16:19:02,471 INFO L158 Benchmark]: TraceAbstraction took 2461.12ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 117.4MB in the beginning and 86.0MB in the end (delta: 31.4MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2024-11-08 16:19:02,471 INFO L158 Benchmark]: Witness Printer took 9.50ms. Allocated memory is still 197.1MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:19:02,478 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 123.7MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.74ms. Allocated memory is still 163.6MB. Free memory was 135.5MB in the beginning and 122.3MB in the end (delta: 13.2MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.02ms. Allocated memory is still 163.6MB. Free memory was 122.3MB in the beginning and 118.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.64ms. Allocated memory is still 163.6MB. Free memory was 118.9MB in the beginning and 113.9MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 707.97ms. Allocated memory is still 163.6MB. Free memory was 113.9MB in the beginning and 118.3MB in the end (delta: -4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2461.12ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 117.4MB in the beginning and 86.0MB in the end (delta: 31.4MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Witness Printer took 9.50ms. Allocated memory is still 197.1MB. Free memory is still 86.0MB. 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 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 32.8; [L23] float var_1_2 = 255.675; [L24] float var_1_3 = 5.5; [L25] float var_1_4 = 128.75; [L26] float var_1_5 = 4.5; [L27] float var_1_6 = 9.25; [L28] unsigned char var_1_7 = 5; [L29] unsigned char var_1_11 = 200; [L30] unsigned char var_1_12 = 8; [L31] unsigned char var_1_13 = 4; [L32] unsigned char var_1_14 = 100; [L33] unsigned char var_1_15 = 64; [L34] unsigned char var_1_16 = 1; [L35] unsigned char var_1_17 = 200; [L36] unsigned char var_1_18 = 2; [L37] unsigned char var_1_19 = 0; [L38] unsigned long int var_1_20 = 1; [L39] signed long int var_1_21 = 64; [L40] unsigned char var_1_22 = 100; [L41] unsigned char last_1_var_1_7 = 5; VAL [isInitial=0, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_2=10227/40, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L115] isInitial = 1 [L116] FCALL initially() [L117] COND TRUE 1 [L118] CALL updateLastVariables() [L108] last_1_var_1_7 = var_1_7 VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_2=10227/40, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L118] RET updateLastVariables() [L119] CALL updateVariables() [L72] var_1_2 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L73] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L74] var_1_3 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L75] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L76] var_1_4 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L77] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L78] var_1_5 = __VERIFIER_nondet_float() [L79] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_6=37/4, var_1_7=5] [L79] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_6=37/4, var_1_7=5] [L80] var_1_6 = __VERIFIER_nondet_float() [L81] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L81] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L82] var_1_11 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_11 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L83] RET assume_abort_if_not(var_1_11 >= 190) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L84] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L84] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L85] var_1_12 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L86] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L87] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L87] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L88] var_1_13 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L90] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L90] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L91] var_1_14 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_14 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L92] RET assume_abort_if_not(var_1_14 >= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L93] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L93] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L94] var_1_15 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_15 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L95] RET assume_abort_if_not(var_1_15 >= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L96] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L96] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L97] var_1_17 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_17 >= 191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L98] RET assume_abort_if_not(var_1_17 >= 191) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L99] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L99] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L100] var_1_18 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L101] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L102] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L102] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L103] var_1_19 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L104] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L105] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L105] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L119] RET updateVariables() [L120] CALL step() [L45] COND FALSE !(var_1_2 <= var_1_3) [L52] var_1_1 = var_1_6 VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=260, var_1_20=1, var_1_21=64, var_1_22=100, var_1_6=260, var_1_7=5] [L54] var_1_20 = var_1_14 [L55] var_1_21 = var_1_17 [L56] var_1_22 = 4 [L57] signed long int stepLocal_0 = var_1_21; VAL [isInitial=1, last_1_var_1_7=5, stepLocal_0=191, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=1, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=260, var_1_20=126, var_1_21=191, var_1_22=4, var_1_6=260, var_1_7=5] [L58] COND FALSE !(((var_1_17 - var_1_12) - (8 + var_1_18)) > stepLocal_0) [L61] var_1_16 = var_1_19 VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=-256, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=260, var_1_20=126, var_1_21=191, var_1_22=4, var_1_6=260, var_1_7=5] [L63] COND FALSE !(\read(var_1_16)) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=-256, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=260, var_1_20=126, var_1_21=191, var_1_22=4, var_1_6=260, var_1_7=5] [L120] RET step() [L121] CALL, EXPR property() [L111-L112] return ((((((var_1_2 <= var_1_3) ? ((var_1_3 < ((var_1_4 - var_1_5) + 1.395f)) ? (var_1_1 == ((float) var_1_6)) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (var_1_16 ? ((last_1_var_1_7 != last_1_var_1_7) ? (var_1_7 == ((unsigned char) ((var_1_11 - var_1_12) - var_1_13))) : (var_1_7 == ((unsigned char) (var_1_11 - (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_12))))) : 1)) && ((((var_1_17 - var_1_12) - (8 + var_1_18)) > var_1_21) ? (var_1_16 == ((unsigned char) (! var_1_19))) : (var_1_16 == ((unsigned char) var_1_19)))) && (var_1_20 == ((unsigned long int) var_1_14))) && (var_1_21 == ((signed long int) var_1_17))) && (var_1_22 == ((unsigned char) 4)) ; VAL [\result=0, isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=-256, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=260, var_1_20=126, var_1_21=191, var_1_22=4, var_1_6=260, var_1_7=5] [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=-256, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=260, var_1_20=126, var_1_21=191, var_1_22=4, var_1_6=260, var_1_7=5] [L19] reach_error() VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-2, var_1_12=63, var_1_13=0, var_1_14=126, var_1_15=127, var_1_16=-256, var_1_17=191, var_1_18=63, var_1_19=-256, var_1_1=260, var_1_20=126, var_1_21=191, var_1_22=4, var_1_6=260, var_1_7=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 227 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 71 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 156 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 260 ConstructedInterpolants, 0 QuantifiedInterpolants, 268 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1680/1680 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 [2024-11-08 16:19:02,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a0c9b70a7c594a87830ac5b654e0b63f6a113b2d10fec796a2f1b49d4b55982 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:19:05,542 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:19:05,645 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 16:19:05,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:19:05,658 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:19:05,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:19:05,717 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:19:05,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:19:05,718 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:19:05,719 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:19:05,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:19:05,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:19:05,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:19:05,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:19:05,722 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:19:05,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:19:05,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:19:05,723 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:19:05,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:19:05,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:19:05,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:19:05,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:19:05,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:19:05,726 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 16:19:05,727 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 16:19:05,727 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:19:05,728 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 16:19:05,728 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:19:05,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:19:05,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:19:05,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:19:05,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:19:05,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:19:05,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:19:05,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:19:05,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:19:05,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:19:05,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:19:05,740 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 16:19:05,741 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 16:19:05,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:19:05,742 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:19:05,742 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:19:05,745 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:19:05,746 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a0c9b70a7c594a87830ac5b654e0b63f6a113b2d10fec796a2f1b49d4b55982 [2024-11-08 16:19:06,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:19:06,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:19:06,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:19:06,264 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:19:06,265 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:19:06,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i Unable to find full path for "g++" [2024-11-08 16:19:08,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:19:09,022 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:19:09,023 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i [2024-11-08 16:19:09,036 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/data/df67831c5/3a150c57b6214b00a02f9e7527b9353c/FLAG09131bff9 [2024-11-08 16:19:09,322 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/data/df67831c5/3a150c57b6214b00a02f9e7527b9353c [2024-11-08 16:19:09,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:19:09,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:19:09,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:19:09,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:19:09,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:19:09,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:09,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69297e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09, skipping insertion in model container [2024-11-08 16:19:09,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:09,382 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:19:09,668 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_fc40357b-885c-4870-a8d2-cfcc9123e715/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i[913,926] [2024-11-08 16:19:09,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:19:09,775 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:19:09,791 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_fc40357b-885c-4870-a8d2-cfcc9123e715/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i[913,926] [2024-11-08 16:19:09,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:19:09,885 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:19:09,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09 WrapperNode [2024-11-08 16:19:09,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:19:09,888 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:19:09,888 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:19:09,888 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:19:09,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:09,919 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:09,971 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-11-08 16:19:09,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:19:09,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:19:09,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:19:09,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:19:09,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:09,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:09,995 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:10,022 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 16:19:10,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:10,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:10,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:10,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:10,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:10,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:10,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:19:10,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:19:10,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:19:10,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:19:10,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (1/1) ... [2024-11-08 16:19:10,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:19:10,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:19:10,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:19:10,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:19:10,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:19:10,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 16:19:10,175 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 16:19:10,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 16:19:10,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:19:10,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:19:10,314 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:19:10,319 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:19:11,241 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 16:19:11,241 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:19:11,265 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:19:11,265 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:19:11,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:19:11 BoogieIcfgContainer [2024-11-08 16:19:11,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:19:11,268 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:19:11,269 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:19:11,273 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:19:11,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:19:09" (1/3) ... [2024-11-08 16:19:11,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5785d695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:19:11, skipping insertion in model container [2024-11-08 16:19:11,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:09" (2/3) ... [2024-11-08 16:19:11,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5785d695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:19:11, skipping insertion in model container [2024-11-08 16:19:11,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:19:11" (3/3) ... [2024-11-08 16:19:11,277 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-48.i [2024-11-08 16:19:11,298 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:19:11,298 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:19:11,397 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:19:11,406 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=PETRI_NET, 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;@2d00028a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:19:11,406 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:19:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 16:19:11,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 16:19:11,434 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:19:11,435 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:19:11,436 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:19:11,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:19:11,447 INFO L85 PathProgramCache]: Analyzing trace with hash 963848449, now seen corresponding path program 1 times [2024-11-08 16:19:11,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:19:11,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [643719736] [2024-11-08 16:19:11,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:19:11,469 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 [2024-11-08 16:19:11,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:19:11,473 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 16:19:11,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 16:19:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:11,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 16:19:11,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:19:11,920 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2024-11-08 16:19:11,921 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:19:11,922 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:19:11,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [643719736] [2024-11-08 16:19:11,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [643719736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:19:11,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:19:11,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:19:11,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356310095] [2024-11-08 16:19:11,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:19:11,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:19:11,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:19:11,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:19:11,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:19:11,975 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 16:19:12,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:19:12,013 INFO L93 Difference]: Finished difference Result 111 states and 189 transitions. [2024-11-08 16:19:12,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:19:12,016 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2024-11-08 16:19:12,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:19:12,025 INFO L225 Difference]: With dead ends: 111 [2024-11-08 16:19:12,026 INFO L226 Difference]: Without dead ends: 55 [2024-11-08 16:19:12,030 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:19:12,034 INFO L432 NwaCegarLoop]: 79 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, 79 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 [2024-11-08 16:19:12,036 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:19:12,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-11-08 16:19:12,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-11-08 16:19:12,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 16:19:12,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2024-11-08 16:19:12,097 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 131 [2024-11-08 16:19:12,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:19:12,098 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2024-11-08 16:19:12,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 16:19:12,099 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2024-11-08 16:19:12,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 16:19:12,103 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:19:12,103 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:19:12,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 16:19:12,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 16:19:12,305 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:19:12,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:19:12,306 INFO L85 PathProgramCache]: Analyzing trace with hash -575910985, now seen corresponding path program 1 times [2024-11-08 16:19:12,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:19:12,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1136830725] [2024-11-08 16:19:12,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:19:12,309 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 [2024-11-08 16:19:12,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:19:12,311 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 16:19:12,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 16:19:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:12,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 16:19:12,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:19:12,906 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-08 16:19:12,907 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:19:12,907 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:19:12,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1136830725] [2024-11-08 16:19:12,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1136830725] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:19:12,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:19:12,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:19:12,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768612877] [2024-11-08 16:19:12,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:19:12,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:19:12,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:19:12,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:19:12,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:19:12,913 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-08 16:19:13,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:19:13,839 INFO L93 Difference]: Finished difference Result 175 states and 245 transitions. [2024-11-08 16:19:13,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-08 16:19:13,840 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) Word has length 131 [2024-11-08 16:19:13,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:19:13,844 INFO L225 Difference]: With dead ends: 175 [2024-11-08 16:19:13,844 INFO L226 Difference]: Without dead ends: 123 [2024-11-08 16:19:13,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2024-11-08 16:19:13,847 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 118 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:19:13,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 179 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:19:13,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-08 16:19:13,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 60. [2024-11-08 16:19:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 36 states have internal predecessors, (41), 21 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 16:19:13,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 83 transitions. [2024-11-08 16:19:13,885 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 83 transitions. Word has length 131 [2024-11-08 16:19:13,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:19:13,889 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 83 transitions. [2024-11-08 16:19:13,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-08 16:19:13,890 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2024-11-08 16:19:13,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 16:19:13,896 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:19:13,896 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:19:13,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 16:19:14,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 16:19:14,097 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:19:14,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:19:14,098 INFO L85 PathProgramCache]: Analyzing trace with hash -518652683, now seen corresponding path program 1 times [2024-11-08 16:19:14,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:19:14,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781771489] [2024-11-08 16:19:14,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:19:14,100 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 [2024-11-08 16:19:14,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:19:14,103 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 16:19:14,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 16:19:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:14,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 16:19:14,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:19:26,606 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 365 proven. 359 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-08 16:19:26,610 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:19:34,475 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:19:34,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781771489] [2024-11-08 16:19:34,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781771489] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:19:34,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835496104] [2024-11-08 16:19:34,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:19:34,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:19:34,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:19:34,486 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:19:34,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 16:19:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:19:34,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 16:19:34,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:19:42,244 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 326 proven. 398 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-08 16:19:42,245 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:19:46,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1835496104] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:19:46,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:19:46,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 20] total 25 [2024-11-08 16:19:46,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522572630] [2024-11-08 16:19:46,616 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 16:19:46,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-08 16:19:46,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:19:46,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-08 16:19:46,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=1054, Unknown=0, NotChecked=0, Total=1260 [2024-11-08 16:19:46,621 INFO L87 Difference]: Start difference. First operand 60 states and 83 transitions. Second operand has 26 states, 26 states have (on average 2.3461538461538463) internal successors, (61), 25 states have internal predecessors, (61), 5 states have call successors, (21), 5 states have call predecessors, (21), 10 states have return successors, (23), 6 states have call predecessors, (23), 5 states have call successors, (23) [2024-11-08 16:19:52,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:19:52,323 INFO L93 Difference]: Finished difference Result 151 states and 197 transitions. [2024-11-08 16:19:52,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-08 16:19:52,325 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 2.3461538461538463) internal successors, (61), 25 states have internal predecessors, (61), 5 states have call successors, (21), 5 states have call predecessors, (21), 10 states have return successors, (23), 6 states have call predecessors, (23), 5 states have call successors, (23) Word has length 131 [2024-11-08 16:19:52,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:19:52,327 INFO L225 Difference]: With dead ends: 151 [2024-11-08 16:19:52,327 INFO L226 Difference]: Without dead ends: 0 [2024-11-08 16:19:52,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 245 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=704, Invalid=3078, Unknown=0, NotChecked=0, Total=3782 [2024-11-08 16:19:52,332 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 106 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:19:52,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 418 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-08 16:19:52,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-08 16:19:52,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-08 16:19:52,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:19:52,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-08 16:19:52,335 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 131 [2024-11-08 16:19:52,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:19:52,336 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:19:52,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.3461538461538463) internal successors, (61), 25 states have internal predecessors, (61), 5 states have call successors, (21), 5 states have call predecessors, (21), 10 states have return successors, (23), 6 states have call predecessors, (23), 5 states have call successors, (23) [2024-11-08 16:19:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-08 16:19:52,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 16:19:52,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 16:19:52,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-08 16:19:52,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-08 16:19:52,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:19:52,753 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 16:19:52,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-08 16:19:55,752 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:19:55,767 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,768 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,768 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,768 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,768 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-08 16:19:55,768 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,780 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,780 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,780 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,781 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,781 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-08 16:19:55,781 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,782 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-08 16:19:55,782 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,782 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,783 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,783 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,783 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,784 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-08 16:19:55,784 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,784 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-08 16:19:55,784 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 16:19:55,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:19:55 BoogieIcfgContainer [2024-11-08 16:19:55,792 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:19:55,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:19:55,794 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:19:55,794 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:19:55,795 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:19:11" (3/4) ... [2024-11-08 16:19:55,798 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 16:19:55,803 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 16:19:55,812 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-08 16:19:55,812 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 16:19:55,813 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 16:19:55,813 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 16:19:55,926 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 16:19:55,927 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/witness.yml [2024-11-08 16:19:55,927 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:19:55,928 INFO L158 Benchmark]: Toolchain (without parser) took 46600.61ms. Allocated memory was 73.4MB in the beginning and 589.3MB in the end (delta: 515.9MB). Free memory was 48.3MB in the beginning and 251.1MB in the end (delta: -202.7MB). Peak memory consumption was 312.8MB. Max. memory is 16.1GB. [2024-11-08 16:19:55,931 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 102.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:19:55,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.86ms. Allocated memory is still 73.4MB. Free memory was 48.1MB in the beginning and 32.7MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 16:19:55,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.23ms. Allocated memory is still 73.4MB. Free memory was 32.7MB in the beginning and 30.5MB in the end (delta: 2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:19:55,932 INFO L158 Benchmark]: Boogie Preprocessor took 120.60ms. Allocated memory is still 73.4MB. Free memory was 30.5MB in the beginning and 50.8MB in the end (delta: -20.3MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2024-11-08 16:19:55,932 INFO L158 Benchmark]: RCFGBuilder took 1172.75ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 34.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 16:19:55,932 INFO L158 Benchmark]: TraceAbstraction took 44523.69ms. Allocated memory was 73.4MB in the beginning and 589.3MB in the end (delta: 515.9MB). Free memory was 34.1MB in the beginning and 257.3MB in the end (delta: -223.3MB). Peak memory consumption was 292.0MB. Max. memory is 16.1GB. [2024-11-08 16:19:55,933 INFO L158 Benchmark]: Witness Printer took 134.40ms. Allocated memory is still 589.3MB. Free memory was 257.3MB in the beginning and 251.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 16:19:55,936 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 102.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.86ms. Allocated memory is still 73.4MB. Free memory was 48.1MB in the beginning and 32.7MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.23ms. Allocated memory is still 73.4MB. Free memory was 32.7MB in the beginning and 30.5MB in the end (delta: 2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.60ms. Allocated memory is still 73.4MB. Free memory was 30.5MB in the beginning and 50.8MB in the end (delta: -20.3MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1172.75ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 34.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 44523.69ms. Allocated memory was 73.4MB in the beginning and 589.3MB in the end (delta: 515.9MB). Free memory was 34.1MB in the beginning and 257.3MB in the end (delta: -223.3MB). Peak memory consumption was 292.0MB. Max. memory is 16.1GB. * Witness Printer took 134.40ms. Allocated memory is still 589.3MB. Free memory was 257.3MB in the beginning and 251.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven * 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 41.4s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 246 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 224 mSDsluCounter, 676 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 484 mSDsCounter, 185 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 954 IncrementalHoareTripleChecker+Invalid, 1139 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 185 mSolverCounterUnsat, 192 mSDtfsCounter, 954 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 578 GetRequests, 502 SyntacticMatches, 1 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 960 ImplicationChecksByTransitivity, 9.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=2, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 63 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 32.5s InterpolantComputationTime, 524 NumberOfCodeBlocks, 524 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 520 ConstructedInterpolants, 0 QuantifiedInterpolants, 6575 SizeOfPredicates, 31 NumberOfNonLiveVariables, 852 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 2603/3360 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ((((var_1_17 >= 191) && (var_1_18 <= 63)) && (var_1_19 <= 0)) && (var_1_12 <= 63)) - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Requires: ((((var_1_17 >= 191) && (var_1_18 <= 63)) && (var_1_12 <= 63)) || (var_1_19 <= 0)) Ensures: (((0 != cond) && ((((var_1_17 >= 191) && (var_1_18 <= 63)) && (var_1_12 <= 63)) || (var_1_19 <= 0))) && (((((((((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_2 == \old(var_1_2))) && (var_1_3 == \old(var_1_3))) && (var_1_4 == \old(var_1_4))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) && (var_1_18 == \old(var_1_18))) && (var_1_19 == \old(var_1_19))) && (var_1_20 == \old(var_1_20))) && (var_1_21 == \old(var_1_21))) && (var_1_22 == \old(var_1_22))) && (last_1_var_1_7 == \old(last_1_var_1_7)))) RESULT: Ultimate proved your program to be correct! [2024-11-08 16:19:55,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc40357b-885c-4870-a8d2-cfcc9123e715/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE