./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float22.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1a8d839de719affcdce7d478fe01c72ef8bd5c3f8508077dd75702521e0650f --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 15:59:28,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 15:59:28,701 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-04 15:59:28,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 15:59:28,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 15:59:28,704 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-04 15:59:28,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 15:59:28,730 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 15:59:28,730 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 15:59:28,731 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 15:59:28,731 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 15:59:28,732 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 15:59:28,732 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 15:59:28,732 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 15:59:28,732 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-04 15:59:28,732 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-04 15:59:28,733 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-04 15:59:28,733 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 15:59:28,734 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 15:59:28,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 15:59:28,734 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-04 15:59:28,734 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 15:59:28,734 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 15:59:28,734 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 15:59:28,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 15:59:28,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 15:59:28,734 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 15:59:28,735 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-04 15:59:28,735 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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(F end) ) 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 -> a1a8d839de719affcdce7d478fe01c72ef8bd5c3f8508077dd75702521e0650f [2025-03-04 15:59:28,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 15:59:28,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 15:59:28,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 15:59:28,947 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 15:59:28,947 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 15:59:28,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float22.i [2025-03-04 15:59:30,072 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d06c3953c/78ccceea08fc45ad9795dd37a6dad7f2/FLAG2c5e03220 [2025-03-04 15:59:30,277 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 15:59:30,278 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float22.i [2025-03-04 15:59:30,286 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d06c3953c/78ccceea08fc45ad9795dd37a6dad7f2/FLAG2c5e03220 [2025-03-04 15:59:30,637 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d06c3953c/78ccceea08fc45ad9795dd37a6dad7f2 [2025-03-04 15:59:30,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 15:59:30,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 15:59:30,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 15:59:30,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 15:59:30,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 15:59:30,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18185998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30, skipping insertion in model container [2025-03-04 15:59:30,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,658 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 15:59:30,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:59:30,792 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 15:59:30,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:59:30,829 INFO L204 MainTranslator]: Completed translation [2025-03-04 15:59:30,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30 WrapperNode [2025-03-04 15:59:30,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 15:59:30,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 15:59:30,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 15:59:30,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 15:59:30,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,869 INFO L138 Inliner]: procedures = 21, calls = 84, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 304 [2025-03-04 15:59:30,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 15:59:30,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 15:59:30,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 15:59:30,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 15:59:30,878 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,886 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,906 INFO L175 MemorySlicer]: Split 74 memory accesses to 9 slices as follows [2, 28, 5, 5, 7, 7, 16, 2, 2]. 38 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0]. The 44 writes are split as follows [0, 12, 4, 4, 5, 5, 12, 1, 1]. [2025-03-04 15:59:30,906 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,906 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,928 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,929 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,936 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 15:59:30,942 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 15:59:30,942 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 15:59:30,942 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 15:59:30,943 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (1/1) ... [2025-03-04 15:59:30,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:59:30,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:59:30,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:59:30,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-03-04 15:59:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 15:59:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 15:59:30,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 15:59:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 15:59:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 15:59:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 15:59:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 15:59:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 15:59:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 15:59:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 15:59:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 15:59:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 15:59:31,066 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 15:59:31,067 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L134-6: havoc returnsStructure_#t~mem2#1;havoc returnsStructure_#t~mem3#1;havoc returnsStructure_#t~mem4#1;havoc returnsStructure_#t~mem5#1;call ULTIMATE.dealloc(returnsStructure_~#c~1#1.base, returnsStructure_~#c~1#1.offset);havoc returnsStructure_~#c~1#1.base, returnsStructure_~#c~1#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L151: call ULTIMATE.dealloc(testTwo_~#f1~1#1.base, testTwo_~#f1~1#1.offset);havoc testTwo_~#f1~1#1.base, testTwo_~#f1~1#1.offset;call ULTIMATE.dealloc(testTwo_~#f2~1#1.base, testTwo_~#f2~1#1.offset);havoc testTwo_~#f2~1#1.base, testTwo_~#f2~1#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L139: call ULTIMATE.dealloc(testOne_~#f1~0#1.base, testOne_~#f1~0#1.offset);havoc testOne_~#f1~0#1.base, testOne_~#f1~0#1.offset;call ULTIMATE.dealloc(testOne_~#f2~0#1.base, testOne_~#f2~0#1.offset);havoc testOne_~#f2~0#1.base, testOne_~#f2~0#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L168: call ULTIMATE.dealloc(testThree_~#f1~2#1.base, testThree_~#f1~2#1.offset);havoc testThree_~#f1~2#1.base, testThree_~#f1~2#1.offset;call ULTIMATE.dealloc(testThree_~#f2~2#1.base, testThree_~#f2~2#1.offset);havoc testThree_~#f2~2#1.base, testThree_~#f2~2#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L124: havoc returnsField_#t~mem1#1;call ULTIMATE.dealloc(returnsField_~#c~0#1.base, returnsField_~#c~0#1.offset);havoc returnsField_~#c~0#1.base, returnsField_~#c~0#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-2: havoc returnsField_#t~mem1#1;call ULTIMATE.dealloc(returnsField_~#c~0#1.base, returnsField_~#c~0#1.offset);havoc returnsField_~#c~0#1.base, returnsField_~#c~0#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-4: havoc returnsField_#t~mem1#1;call ULTIMATE.dealloc(returnsField_~#c~0#1.base, returnsField_~#c~0#1.offset);havoc returnsField_~#c~0#1.base, returnsField_~#c~0#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L124-6: havoc returnsField_#t~mem1#1;call ULTIMATE.dealloc(returnsField_~#c~0#1.base, returnsField_~#c~0#1.offset);havoc returnsField_~#c~0#1.base, returnsField_~#c~0#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L134: havoc returnsStructure_#t~mem2#1;havoc returnsStructure_#t~mem3#1;havoc returnsStructure_#t~mem4#1;havoc returnsStructure_#t~mem5#1;call ULTIMATE.dealloc(returnsStructure_~#c~1#1.base, returnsStructure_~#c~1#1.offset);havoc returnsStructure_~#c~1#1.base, returnsStructure_~#c~1#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L134-2: havoc returnsStructure_#t~mem2#1;havoc returnsStructure_#t~mem3#1;havoc returnsStructure_#t~mem4#1;havoc returnsStructure_#t~mem5#1;call ULTIMATE.dealloc(returnsStructure_~#c~1#1.base, returnsStructure_~#c~1#1.offset);havoc returnsStructure_~#c~1#1.base, returnsStructure_~#c~1#1.offset; [2025-03-04 15:59:31,291 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L134-4: havoc returnsStructure_#t~mem2#1;havoc returnsStructure_#t~mem3#1;havoc returnsStructure_#t~mem4#1;havoc returnsStructure_#t~mem5#1;call ULTIMATE.dealloc(returnsStructure_~#c~1#1.base, returnsStructure_~#c~1#1.offset);havoc returnsStructure_~#c~1#1.base, returnsStructure_~#c~1#1.offset; [2025-03-04 15:59:31,303 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2025-03-04 15:59:31,303 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 15:59:31,311 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 15:59:31,311 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 15:59:31,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:59:31 BoogieIcfgContainer [2025-03-04 15:59:31,312 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 15:59:31,312 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-04 15:59:31,312 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-04 15:59:31,317 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-04 15:59:31,317 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:59:31,317 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 04.03 03:59:30" (1/3) ... [2025-03-04 15:59:31,318 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6475e0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:59:31, skipping insertion in model container [2025-03-04 15:59:31,318 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:59:31,318 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:59:30" (2/3) ... [2025-03-04 15:59:31,318 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6475e0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:59:31, skipping insertion in model container [2025-03-04 15:59:31,318 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:59:31,319 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:59:31" (3/3) ... [2025-03-04 15:59:31,319 INFO L363 chiAutomizerObserver]: Analyzing ICFG float22.i [2025-03-04 15:59:31,354 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-04 15:59:31,354 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-04 15:59:31,354 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-04 15:59:31,355 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-04 15:59:31,355 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-04 15:59:31,355 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-04 15:59:31,355 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-04 15:59:31,355 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-04 15:59:31,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 60 states, 45 states have (on average 1.8) internal successors, (81), 59 states have internal predecessors, (81), 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) [2025-03-04 15:59:31,373 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 14 [2025-03-04 15:59:31,374 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:59:31,374 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:59:31,377 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-04 15:59:31,377 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-04 15:59:31,378 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-04 15:59:31,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 60 states, 45 states have (on average 1.8) internal successors, (81), 59 states have internal predecessors, (81), 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) [2025-03-04 15:59:31,380 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 14 [2025-03-04 15:59:31,380 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:59:31,380 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:59:31,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-04 15:59:31,380 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-04 15:59:31,384 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret22#1;assume { :begin_inline_testOne } true;havoc testOne_#t~ret6#1.ieee.negative, testOne_#t~ret6#1.ieee.exponent, testOne_#t~ret6#1.ieee.mantissa, testOne_#t~ret6#1.f, testOne_#t~ret7#1.ieee.negative, testOne_#t~ret7#1.ieee.exponent, testOne_#t~ret7#1.ieee.mantissa, testOne_#t~ret7#1.f, testOne_#t~mem8#1, testOne_#t~mem9#1, testOne_~#f1~0#1.base, testOne_~#f1~0#1.offset, testOne_~#f2~0#1.base, testOne_~#f2~0#1.offset;" [2025-03-04 15:59:31,384 INFO L754 eck$LassoCheckResult]: Loop: "assume false;" [2025-03-04 15:59:31,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:59:31,389 INFO L85 PathProgramCache]: Analyzing trace with hash 4224, now seen corresponding path program 1 times [2025-03-04 15:59:31,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:59:31,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256807346] [2025-03-04 15:59:31,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:59:31,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:59:31,436 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:59:31,443 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:59:31,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:31,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:31,444 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:59:31,446 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:59:31,447 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:59:31,448 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:31,448 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:59:31,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:59:31,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:59:31,460 INFO L85 PathProgramCache]: Analyzing trace with hash 130, now seen corresponding path program 1 times [2025-03-04 15:59:31,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:59:31,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340271110] [2025-03-04 15:59:31,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:59:31,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:59:31,463 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-04 15:59:31,463 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-04 15:59:31,463 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:59:31,463 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:59:31,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:59:31,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 15:59:31,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340271110] [2025-03-04 15:59:31,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340271110] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 15:59:31,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 15:59:31,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2025-03-04 15:59:31,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110521844] [2025-03-04 15:59:31,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 15:59:31,476 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-04 15:59:31,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 15:59:31,494 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 15:59:31,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 15:59:31,495 INFO L87 Difference]: Start difference. First operand has 60 states, 45 states have (on average 1.8) internal successors, (81), 59 states have internal predecessors, (81), 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) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 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) [2025-03-04 15:59:31,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 15:59:31,498 INFO L93 Difference]: Finished difference Result 4 states and 3 transitions. [2025-03-04 15:59:31,499 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4 states and 3 transitions. [2025-03-04 15:59:31,499 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:59:31,501 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4 states to 0 states and 0 transitions. [2025-03-04 15:59:31,502 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-04 15:59:31,502 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-04 15:59:31,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-04 15:59:31,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 15:59:31,502 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:59:31,502 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:59:31,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 15:59:31,506 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:59:31,506 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-04 15:59:31,506 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-04 15:59:31,506 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:59:31,506 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-04 15:59:31,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 04.03 03:59:31 BoogieIcfgContainer [2025-03-04 15:59:31,512 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-04 15:59:31,512 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 15:59:31,512 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 15:59:31,513 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 15:59:31,513 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:59:31" (3/4) ... [2025-03-04 15:59:31,514 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 15:59:31,515 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 15:59:31,516 INFO L158 Benchmark]: Toolchain (without parser) took 875.70ms. Allocated memory is still 201.3MB. Free memory was 158.5MB in the beginning and 101.0MB in the end (delta: 57.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-03-04 15:59:31,516 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 218.1MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:59:31,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.59ms. Allocated memory is still 201.3MB. Free memory was 158.5MB in the beginning and 146.6MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 15:59:31,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.75ms. Allocated memory is still 201.3MB. Free memory was 146.6MB in the beginning and 144.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:59:31,516 INFO L158 Benchmark]: Boogie Preprocessor took 71.10ms. Allocated memory is still 201.3MB. Free memory was 144.1MB in the beginning and 140.7MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 15:59:31,517 INFO L158 Benchmark]: IcfgBuilder took 369.79ms. Allocated memory is still 201.3MB. Free memory was 140.4MB in the beginning and 116.4MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-04 15:59:31,517 INFO L158 Benchmark]: BuchiAutomizer took 199.56ms. Allocated memory is still 201.3MB. Free memory was 116.4MB in the beginning and 101.0MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 15:59:31,517 INFO L158 Benchmark]: Witness Printer took 2.63ms. Allocated memory is still 201.3MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:59:31,518 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 218.1MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 189.59ms. Allocated memory is still 201.3MB. Free memory was 158.5MB in the beginning and 146.6MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.75ms. Allocated memory is still 201.3MB. Free memory was 146.6MB in the beginning and 144.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.10ms. Allocated memory is still 201.3MB. Free memory was 144.1MB in the beginning and 140.7MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 369.79ms. Allocated memory is still 201.3MB. Free memory was 140.4MB in the beginning and 116.4MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 199.56ms. Allocated memory is still 201.3MB. Free memory was 116.4MB in the beginning and 101.0MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 2.63ms. Allocated memory is still 201.3MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 3 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-03-04 15:59:31,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (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