./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/cast_float_union.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/cast_float_union.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 55b9d9290c420f95de26dff76c863307d47554289ec4aaa25ec1eca65c9285ac --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 12:13:17,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 12:13:17,349 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 12:13:17,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 12:13:17,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 12:13:17,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 12:13:17,387 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 12:13:17,387 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 12:13:17,388 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 12:13:17,388 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 12:13:17,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 12:13:17,389 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 12:13:17,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 12:13:17,390 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 12:13:17,390 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 12:13:17,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 12:13:17,391 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 12:13:17,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 12:13:17,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 12:13:17,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 12:13:17,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 12:13:17,393 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 12:13:17,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 12:13:17,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 12:13:17,394 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 12:13:17,394 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 12:13:17,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 12:13:17,394 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 12:13:17,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 12:13:17,395 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 12:13:17,395 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 12:13:17,396 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 12:13:17,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 12:13:17,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 12:13:17,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 12:13:17,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 12:13:17,407 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 12:13:17,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 12:13:17,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 12:13:17,407 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 12:13:17,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 12:13:17,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 12:13:17,409 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55b9d9290c420f95de26dff76c863307d47554289ec4aaa25ec1eca65c9285ac [2024-11-08 12:13:17,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 12:13:17,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 12:13:17,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 12:13:17,690 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 12:13:17,691 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 12:13:17,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/cast_float_union.c [2024-11-08 12:13:19,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 12:13:19,406 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 12:13:19,409 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_float_union.c [2024-11-08 12:13:19,417 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b02c76d4/761b9d030c6541b79967e63a02da44c6/FLAG10413f5df [2024-11-08 12:13:19,772 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b02c76d4/761b9d030c6541b79967e63a02da44c6 [2024-11-08 12:13:19,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 12:13:19,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 12:13:19,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 12:13:19,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 12:13:19,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 12:13:19,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:13:19" (1/1) ... [2024-11-08 12:13:19,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa075e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:19, skipping insertion in model container [2024-11-08 12:13:19,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:13:19" (1/1) ... [2024-11-08 12:13:19,803 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 12:13:19,979 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_float_union.c[593,606] [2024-11-08 12:13:20,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:13:20,013 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 12:13:20,025 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_float_union.c[593,606] [2024-11-08 12:13:20,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 12:13:20,054 INFO L204 MainTranslator]: Completed translation [2024-11-08 12:13:20,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20 WrapperNode [2024-11-08 12:13:20,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 12:13:20,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 12:13:20,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 12:13:20,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 12:13:20,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,087 INFO L138 Inliner]: procedures = 18, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-11-08 12:13:20,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 12:13:20,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 12:13:20,089 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 12:13:20,089 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 12:13:20,103 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,106 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,119 INFO L175 MemorySlicer]: Split 12 memory accesses to 3 slices as follows [2, 4, 6]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 5 writes are split as follows [0, 2, 3]. [2024-11-08 12:13:20,120 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 12:13:20,134 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 12:13:20,134 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 12:13:20,134 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 12:13:20,135 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (1/1) ... [2024-11-08 12:13:20,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 12:13:20,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 12:13:20,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 12:13:20,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 12:13:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 12:13:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 12:13:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 12:13:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 12:13:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 12:13:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-08 12:13:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-08 12:13:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-08 12:13:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 12:13:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 12:13:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 12:13:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-08 12:13:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-08 12:13:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-08 12:13:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 12:13:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 12:13:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 12:13:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 12:13:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 12:13:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 12:13:20,325 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 12:13:20,326 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 12:13:20,472 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 12:13:20,472 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 12:13:20,483 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 12:13:20,483 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 12:13:20,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:13:20 BoogieIcfgContainer [2024-11-08 12:13:20,484 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 12:13:20,486 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 12:13:20,486 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 12:13:20,490 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 12:13:20,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 12:13:19" (1/3) ... [2024-11-08 12:13:20,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f45625e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:13:20, skipping insertion in model container [2024-11-08 12:13:20,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:20" (2/3) ... [2024-11-08 12:13:20,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f45625e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:13:20, skipping insertion in model container [2024-11-08 12:13:20,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:13:20" (3/3) ... [2024-11-08 12:13:20,493 INFO L112 eAbstractionObserver]: Analyzing ICFG cast_float_union.c [2024-11-08 12:13:20,510 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 12:13:20,511 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-08 12:13:20,512 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f45625e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 12:13:20, skipping insertion in model container [2024-11-08 12:13:20,512 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 12:13:20,513 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 12:13:20,513 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 12:13:20,514 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 12:13:20,514 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:13:20" (3/3) ... [2024-11-08 12:13:20,517 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 12:13:20,524 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-08 12:13:20,525 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 12:13:20,525 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 12:13:20,525 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 12:13:20,617 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-08 12:13:20,618 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-08 12:13:20,619 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 12:13:20,620 INFO L158 Benchmark]: Toolchain (without parser) took 842.24ms. Allocated memory is still 184.5MB. Free memory was 127.2MB in the beginning and 90.2MB in the end (delta: 37.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 12:13:20,621 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 12:13:20,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.36ms. Allocated memory is still 184.5MB. Free memory was 127.2MB in the beginning and 114.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 12:13:20,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.78ms. Allocated memory is still 184.5MB. Free memory was 114.2MB in the beginning and 112.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 12:13:20,622 INFO L158 Benchmark]: Boogie Preprocessor took 44.76ms. Allocated memory is still 184.5MB. Free memory was 112.5MB in the beginning and 110.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 12:13:20,622 INFO L158 Benchmark]: RCFGBuilder took 349.84ms. Allocated memory is still 184.5MB. Free memory was 110.4MB in the beginning and 97.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 12:13:20,623 INFO L158 Benchmark]: TraceAbstraction took 26.49ms. Allocated memory is still 184.5MB. Free memory was 97.0MB in the beginning and 95.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 12:13:20,623 INFO L158 Benchmark]: Witness Printer took 105.47ms. Allocated memory is still 184.5MB. Free memory was 95.1MB in the beginning and 90.6MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 12:13:20,625 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.36ms. Allocated memory is still 184.5MB. Free memory was 127.2MB in the beginning and 114.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.78ms. Allocated memory is still 184.5MB. Free memory was 114.2MB in the beginning and 112.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.76ms. Allocated memory is still 184.5MB. Free memory was 112.5MB in the beginning and 110.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 349.84ms. Allocated memory is still 184.5MB. Free memory was 110.4MB in the beginning and 97.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 26.49ms. Allocated memory is still 184.5MB. Free memory was 97.0MB in the beginning and 95.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 105.47ms. Allocated memory is still 184.5MB. Free memory was 95.1MB in the beginning and 90.6MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2024-11-08 12:13:20,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 Writing output log to file Ultimate.log Result: TRUE