./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb0a504b43b0de742fcc89ebbe9d313056bb1824edece6c56238a649b6f48626 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 09:07:19,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 09:07:19,871 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-08 09:07:19,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 09:07:19,875 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 09:07:19,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 09:07:19,895 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 09:07:19,895 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 09:07:19,895 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 09:07:19,896 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 09:07:19,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 09:07:19,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 09:07:19,896 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 09:07:19,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 09:07:19,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 09:07:19,897 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 09:07:19,898 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 09:07:19,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 09:07:19,898 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 09:07:19,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 09:07:19,899 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 09:07:19,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 09:07:19,899 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 09:07:19,899 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 09:07:19,899 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 09:07:19,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 09:07:19,899 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 ! overflow) ) 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 -> bb0a504b43b0de742fcc89ebbe9d313056bb1824edece6c56238a649b6f48626 [2025-02-08 09:07:20,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 09:07:20,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 09:07:20,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 09:07:20,121 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 09:07:20,121 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 09:07:20,122 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i [2025-02-08 09:07:21,291 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/de15c40a9/a390657394a8484198e947862e428780/FLAG6aaf09d14 [2025-02-08 09:07:21,632 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 09:07:21,635 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i [2025-02-08 09:07:21,648 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/de15c40a9/a390657394a8484198e947862e428780/FLAG6aaf09d14 [2025-02-08 09:07:21,875 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/de15c40a9/a390657394a8484198e947862e428780 [2025-02-08 09:07:21,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 09:07:21,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 09:07:21,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 09:07:21,881 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 09:07:21,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 09:07:21,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 09:07:21" (1/1) ... [2025-02-08 09:07:21,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e9da215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:21, skipping insertion in model container [2025-02-08 09:07:21,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 09:07:21" (1/1) ... [2025-02-08 09:07:21,918 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 09:07:22,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 09:07:22,207 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 09:07:22,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 09:07:22,288 INFO L204 MainTranslator]: Completed translation [2025-02-08 09:07:22,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22 WrapperNode [2025-02-08 09:07:22,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 09:07:22,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 09:07:22,291 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 09:07:22,291 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 09:07:22,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,335 INFO L138 Inliner]: procedures = 166, calls = 80, calls flagged for inlining = 24, calls inlined = 6, statements flattened = 90 [2025-02-08 09:07:22,335 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 09:07:22,336 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 09:07:22,336 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 09:07:22,336 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 09:07:22,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,347 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,361 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [2, 5]. 71 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 3 writes are split as follows [0, 3]. [2025-02-08 09:07:22,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,372 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 09:07:22,379 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 09:07:22,379 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 09:07:22,379 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 09:07:22,380 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (1/1) ... [2025-02-08 09:07:22,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 09:07:22,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 09:07:22,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 09:07:22,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-08 09:07:22,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 09:07:22,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 09:07:22,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 09:07:22,545 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 09:07:22,546 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 09:07:22,596 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L527: havoc #t~malloc12.base, #t~malloc12.offset; [2025-02-08 09:07:22,702 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772-3: assume alloc_17_~i~0#1 - 1 <= 2147483647;alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; [2025-02-08 09:07:22,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772-3: assume !(alloc_17_~i~0#1 - 1 <= 2147483647); [2025-02-08 09:07:22,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772-4: assume alloc_17_~i~0#1 - 1 >= -2147483648; [2025-02-08 09:07:22,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772-4: assume !(alloc_17_~i~0#1 - 1 >= -2147483648); [2025-02-08 09:07:22,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L799: havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;assume { :end_inline_entry_point } true;assume { :end_inline_main } true; [2025-02-08 09:07:22,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L766: alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset; [2025-02-08 09:07:22,704 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L766-1: SUMMARY for call alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset := ldv_malloc(4); srcloc: null [2025-02-08 09:07:22,704 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L793: entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;assume -2147483648 <= entry_point_#t~ret51#1 && entry_point_#t~ret51#1 <= 2147483647;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset, free_17_#t~post47#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; [2025-02-08 09:07:22,704 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L789: assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; [2025-02-08 09:07:22,704 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L789: assume !(entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0); [2025-02-08 09:07:22,704 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L787: assume !(entry_point_~len~0#1 < 16777216);assume false; [2025-02-08 09:07:22,704 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L787: assume !!(entry_point_~len~0#1 < 16777216); [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L767-1: assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L767-1: assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$#1(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4);alloc_17_#t~post43#1 := alloc_17_~i~0#1; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L765: assume alloc_17_~i~0#1 < alloc_17_~len#1; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L765: assume !(alloc_17_~i~0#1 < alloc_17_~len#1);alloc_17_#res#1 := 0; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L765-1: assume 1 + alloc_17_#t~post43#1 <= 2147483647;alloc_17_~i~0#1 := 1 + alloc_17_#t~post43#1;havoc alloc_17_#t~post43#1; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L765-1: assume !(1 + alloc_17_#t~post43#1 <= 2147483647); [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L765-2: assume 1 + alloc_17_#t~post43#1 >= -2147483648; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L765-2: assume !(1 + alloc_17_#t~post43#1 >= -2147483648); [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L790: assume entry_point_~i~2#1 < entry_point_~len~0#1;call write~$Pointer$#1(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4);entry_point_#t~post50#1 := entry_point_~i~2#1; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L790: assume !(entry_point_~i~2#1 < entry_point_~len~0#1);assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret42#1.base, alloc_17_#t~ret42#1.offset, alloc_17_#t~post43#1, alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset, alloc_17_#t~post45#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L790-1: assume 1 + entry_point_#t~post50#1 <= 2147483647;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L790-1: assume !(1 + entry_point_#t~post50#1 <= 2147483647); [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L790-2: assume 1 + entry_point_#t~post50#1 >= -2147483648; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L790-2: assume !(1 + entry_point_#t~post50#1 >= -2147483648); [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L788: entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L788-1: SUMMARY for call entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc(4 * entry_point_~len~0#1); srcloc: null [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L786: entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;assume -2147483648 <= entry_point_#t~ret48#1 && entry_point_#t~ret48#1 <= 2147483647;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; [2025-02-08 09:07:22,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780: assume free_17_~i~1#1 < free_17_~len#1;call free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset := read~$Pointer$#1(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset);havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset;free_17_#t~post47#1 := free_17_~i~1#1; [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780: assume !(free_17_~i~1#1 < free_17_~len#1);havoc free_17_#t~mem46#1.base, free_17_#t~mem46#1.offset, free_17_#t~post47#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;havoc free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1;assume { :end_inline_free_17 } true;call ULTIMATE.dealloc(entry_point_~array~0#1.base, entry_point_~array~0#1.offset); [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780-1: assume 1 + free_17_#t~post47#1 <= 2147483647;free_17_~i~1#1 := 1 + free_17_#t~post47#1;havoc free_17_#t~post47#1; [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780-1: assume !(1 + free_17_#t~post47#1 <= 2147483647); [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780-2: assume 1 + free_17_#t~post47#1 >= -2147483648; [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L780-2: assume !(1 + free_17_#t~post47#1 >= -2147483648); [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772: assume alloc_17_~j~0#1 >= 0;call alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset := read~$Pointer$#1(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset);havoc alloc_17_#t~mem44#1.base, alloc_17_#t~mem44#1.offset;call write~$Pointer$#1(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);alloc_17_#t~post45#1 := alloc_17_~j~0#1; [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772: assume !(alloc_17_~j~0#1 >= 0);alloc_17_#res#1 := 3; [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772-1: assume alloc_17_#t~post45#1 - 1 <= 2147483647;alloc_17_~j~0#1 := alloc_17_#t~post45#1 - 1;havoc alloc_17_#t~post45#1; [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772-1: assume !(alloc_17_#t~post45#1 - 1 <= 2147483647); [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772-2: assume alloc_17_#t~post45#1 - 1 >= -2147483648; [2025-02-08 09:07:22,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L772-2: assume !(alloc_17_#t~post45#1 - 1 >= -2147483648); [2025-02-08 09:07:22,710 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2025-02-08 09:07:22,710 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 09:07:22,718 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 09:07:22,719 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 09:07:22,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:22 BoogieIcfgContainer [2025-02-08 09:07:22,719 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 09:07:22,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 09:07:22,722 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 09:07:22,726 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 09:07:22,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 09:07:21" (1/3) ... [2025-02-08 09:07:22,728 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@790573bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 09:07:22, skipping insertion in model container [2025-02-08 09:07:22,728 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:22" (2/3) ... [2025-02-08 09:07:22,728 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@790573bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 09:07:22, skipping insertion in model container [2025-02-08 09:07:22,728 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:22" (3/3) ... [2025-02-08 09:07:22,729 INFO L128 eAbstractionObserver]: Analyzing ICFG memleaks_test17_2-2.i [2025-02-08 09:07:22,743 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 09:07:22,745 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG memleaks_test17_2-2.i that has 2 procedures, 8 locations, 1 initial locations, 4 loop locations, and 10 error locations. [2025-02-08 09:07:22,789 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 09:07:22,800 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;@402ab2f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 09:07:22,800 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2025-02-08 09:07:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2025-02-08 09:07:22,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 09:07:22,808 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2025-02-08 09:07:22,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2025-02-08 09:07:22,813 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-08 09:07:22,815 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2025-02-08 09:07:22,822 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 09:07:22,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 09:07:22 BoogieIcfgContainer [2025-02-08 09:07:22,827 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 09:07:22,828 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 09:07:22,828 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 09:07:22,828 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 09:07:22,829 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:22" (3/4) ... [2025-02-08 09:07:22,831 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 09:07:22,834 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-02-08 09:07:22,838 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-08 09:07:22,838 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-02-08 09:07:22,838 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 09:07:22,903 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 09:07:22,903 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 09:07:22,903 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 09:07:22,904 INFO L158 Benchmark]: Toolchain (without parser) took 1024.72ms. Allocated memory is still 167.8MB. Free memory was 120.5MB in the beginning and 67.2MB in the end (delta: 53.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-02-08 09:07:22,906 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 201.3MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 09:07:22,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.65ms. Allocated memory is still 167.8MB. Free memory was 120.5MB in the beginning and 98.4MB in the end (delta: 22.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-08 09:07:22,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.30ms. Allocated memory is still 167.8MB. Free memory was 98.4MB in the beginning and 96.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 09:07:22,908 INFO L158 Benchmark]: Boogie Preprocessor took 42.25ms. Allocated memory is still 167.8MB. Free memory was 96.3MB in the beginning and 94.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 09:07:22,908 INFO L158 Benchmark]: IcfgBuilder took 340.50ms. Allocated memory is still 167.8MB. Free memory was 94.6MB in the beginning and 79.6MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 09:07:22,908 INFO L158 Benchmark]: TraceAbstraction took 105.21ms. Allocated memory is still 167.8MB. Free memory was 78.8MB in the beginning and 72.5MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 09:07:22,909 INFO L158 Benchmark]: Witness Printer took 75.52ms. Allocated memory is still 167.8MB. Free memory was 72.5MB in the beginning and 67.2MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 09:07:22,910 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 201.3MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.65ms. Allocated memory is still 167.8MB. Free memory was 120.5MB in the beginning and 98.4MB in the end (delta: 22.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.30ms. Allocated memory is still 167.8MB. Free memory was 98.4MB in the beginning and 96.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.25ms. Allocated memory is still 167.8MB. Free memory was 96.3MB in the beginning and 94.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 340.50ms. Allocated memory is still 167.8MB. Free memory was 94.6MB in the beginning and 79.6MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 105.21ms. Allocated memory is still 167.8MB. Free memory was 78.8MB in the beginning and 72.5MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 75.52ms. Allocated memory is still 167.8MB. Free memory was 72.5MB in the beginning and 67.2MB in the end (delta: 5.2MB). 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 - PositiveResult [Line: 780]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 780]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 772]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 772]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 772]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 772]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 765]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 765]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 790]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 790]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 8 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 09:07:22,929 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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