./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.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_test12-2.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 7f08d75c904d21d6573220c7737d451cd978e8a22a153e855f8d685d88a1eb60 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 09:07:16,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 09:07:17,034 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-08 09:07:17,039 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 09:07:17,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 09:07:17,063 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 09:07:17,064 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 09:07:17,065 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 09:07:17,065 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 09:07:17,065 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 09:07:17,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 09:07:17,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 09:07:17,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 09:07:17,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 09:07:17,067 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 09:07:17,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 09:07:17,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 09:07:17,067 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 09:07:17,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 09:07:17,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 09:07:17,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 09:07:17,068 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 09:07:17,068 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 09:07:17,069 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 09:07:17,069 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 09:07:17,069 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 09:07:17,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 09:07:17,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 09:07:17,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 09:07:17,069 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 09:07:17,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 09:07:17,070 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 09:07:17,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 09:07:17,070 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 09:07:17,070 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 09:07:17,070 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 09:07:17,070 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 09:07:17,070 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 -> 7f08d75c904d21d6573220c7737d451cd978e8a22a153e855f8d685d88a1eb60 [2025-02-08 09:07:17,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 09:07:17,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 09:07:17,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 09:07:17,323 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 09:07:17,324 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 09:07:17,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i [2025-02-08 09:07:18,504 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/aadad888c/a8d625921e794f31b436ca7781de257c/FLAGc204b977a [2025-02-08 09:07:18,971 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 09:07:18,977 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test12-2.i [2025-02-08 09:07:19,004 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/aadad888c/a8d625921e794f31b436ca7781de257c/FLAGc204b977a [2025-02-08 09:07:19,070 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/aadad888c/a8d625921e794f31b436ca7781de257c [2025-02-08 09:07:19,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 09:07:19,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 09:07:19,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 09:07:19,076 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 09:07:19,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 09:07:19,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d65412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19, skipping insertion in model container [2025-02-08 09:07:19,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 09:07:19,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 09:07:19,423 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 09:07:19,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 09:07:19,517 INFO L204 MainTranslator]: Completed translation [2025-02-08 09:07:19,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19 WrapperNode [2025-02-08 09:07:19,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 09:07:19,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 09:07:19,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 09:07:19,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 09:07:19,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,562 INFO L138 Inliner]: procedures = 174, calls = 145, calls flagged for inlining = 33, calls inlined = 20, statements flattened = 331 [2025-02-08 09:07:19,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 09:07:19,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 09:07:19,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 09:07:19,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 09:07:19,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,581 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,650 INFO L175 MemorySlicer]: Split 55 memory accesses to 2 slices as follows [45, 10]. 82 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 23 writes are split as follows [23, 0]. [2025-02-08 09:07:19,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,669 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,670 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 09:07:19,682 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 09:07:19,684 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 09:07:19,684 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 09:07:19,685 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (1/1) ... [2025-02-08 09:07:19,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 09:07:19,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 09:07:19,726 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 09:07:19,732 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 09:07:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-08 09:07:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-08 09:07:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-08 09:07:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2025-02-08 09:07:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2025-02-08 09:07:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-08 09:07:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2025-02-08 09:07:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-08 09:07:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 09:07:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 09:07:19,915 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 09:07:19,920 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 09:07:20,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L527: havoc #t~malloc12.base, #t~malloc12.offset; [2025-02-08 09:07:20,250 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L804: assume 1 + master_xfer_#t~post48#1 <= 2147483647;master_xfer_~i~0#1 := 1 + master_xfer_#t~post48#1;havoc master_xfer_#t~post48#1; [2025-02-08 09:07:20,250 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L804: assume !(1 + master_xfer_#t~post48#1 <= 2147483647); [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-1: assume 1 + master_xfer_#t~post48#1 >= -2147483648; [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-1: assume !(1 + master_xfer_#t~post48#1 >= -2147483648); [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L598: assume 0 != ldv_submit_msg_#t~nondet22#1;havoc ldv_submit_msg_#t~nondet22#1;assume { :begin_inline_ldv_list_add } true;ldv_list_add_#in~new#1.base, ldv_list_add_#in~new#1.offset, ldv_list_add_#in~head#1.base, ldv_list_add_#in~head#1.offset := ldv_submit_msg_~msg#1.base, 4 + ldv_submit_msg_~msg#1.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset;havoc ldv_list_add_#t~mem14#1.base, ldv_list_add_#t~mem14#1.offset, ldv_list_add_~new#1.base, ldv_list_add_~new#1.offset, ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset;ldv_list_add_~new#1.base, ldv_list_add_~new#1.offset := ldv_list_add_#in~new#1.base, ldv_list_add_#in~new#1.offset;ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset := ldv_list_add_#in~head#1.base, ldv_list_add_#in~head#1.offset;call ldv_list_add_#t~mem14#1.base, ldv_list_add_#t~mem14#1.offset := read~$Pointer$#0(ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset, 4); [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L598: assume !(0 != ldv_submit_msg_#t~nondet22#1);havoc ldv_submit_msg_#t~nondet22#1;ldv_submit_msg_#res#1 := -1; [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L896: havoc free_12_#t~mem66#1.base, free_12_#t~mem66#1.offset, free_12_#t~mem67#1.base, free_12_#t~mem67#1.offset, free_12_#t~ret68#1.base, free_12_#t~ret68#1.offset, free_12_~client#1.base, free_12_~client#1.offset, free_12_~cfg~1#1.base, free_12_~cfg~1#1.offset, free_12_~fe~1#1.base, free_12_~fe~1#1.offset, free_12_~priv~1#1.base, free_12_~priv~1#1.offset;havoc free_12_#in~client#1.base, free_12_#in~client#1.offset;assume { :end_inline_free_12 } true; [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L814: havoc ldv_i2c_transfer_#t~mem49#1.base, ldv_i2c_transfer_#t~mem49#1.offset;havoc ldv_i2c_transfer_#t~ret50#1; [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L872: assume free_12_~priv~1#1.base != 0 || free_12_~priv~1#1.offset != 0;call ULTIMATE.dealloc(free_12_~priv~1#1.base, free_12_~priv~1#1.offset); [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L872: assume !(free_12_~priv~1#1.base != 0 || free_12_~priv~1#1.offset != 0); [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L864: call ULTIMATE.dealloc(alloc_fix_12_~priv~0#1.base, alloc_fix_12_~priv~0#1.offset);alloc_fix_12_#res#1 := alloc_fix_12_~ret~2#1;call ULTIMATE.dealloc(alloc_fix_12_~#chip_id~0#1.base, alloc_fix_12_~#chip_id~0#1.offset);havoc alloc_fix_12_~#chip_id~0#1.base, alloc_fix_12_~#chip_id~0#1.offset; [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L798: master_xfer_#t~ret43#1.base, master_xfer_#t~ret43#1.offset := ldv_msg_alloc_#res#1.base, ldv_msg_alloc_#res#1.offset;havoc ldv_msg_alloc_#t~ret18#1.base, ldv_msg_alloc_#t~ret18#1.offset, ldv_msg_alloc_~msg~0#1.base, ldv_msg_alloc_~msg~0#1.offset;assume { :end_inline_ldv_msg_alloc } true;master_xfer_~m~0#1.base, master_xfer_~m~0#1.offset := master_xfer_#t~ret43#1.base, master_xfer_#t~ret43#1.offset;havoc master_xfer_#t~ret43#1.base, master_xfer_#t~ret43#1.offset; [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L559: havoc ldv_list_add_#t~mem14#1.base, ldv_list_add_#t~mem14#1.offset;havoc ldv_list_add_#t~mem14#1.base, ldv_list_add_#t~mem14#1.offset, ldv_list_add_~new#1.base, ldv_list_add_~new#1.offset, ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset;havoc ldv_list_add_#in~new#1.base, ldv_list_add_#in~new#1.offset, ldv_list_add_#in~head#1.base, ldv_list_add_#in~head#1.offset;assume { :end_inline_ldv_list_add } true;ldv_submit_msg_#res#1 := 0; [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L559-1: SUMMARY for call __ldv_list_add(ldv_list_add_~new#1.base, ldv_list_add_~new#1.offset, ldv_list_add_~head#1.base, ldv_list_add_~head#1.offset, ldv_list_add_#t~mem14#1.base, ldv_list_add_#t~mem14#1.offset); srcloc: null [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L774: havoc ldv_i2c_get_clientdata_#t~ret42#1.base, ldv_i2c_get_clientdata_#t~ret42#1.offset;free_12_#t~ret68#1.base, free_12_#t~ret68#1.offset := ldv_i2c_get_clientdata_#res#1.base, ldv_i2c_get_clientdata_#res#1.offset;havoc ldv_i2c_get_clientdata_#t~ret42#1.base, ldv_i2c_get_clientdata_#t~ret42#1.offset, ldv_i2c_get_clientdata_~dev#1.base, ldv_i2c_get_clientdata_~dev#1.offset;havoc ldv_i2c_get_clientdata_#in~dev#1.base, ldv_i2c_get_clientdata_#in~dev#1.offset;assume { :end_inline_ldv_i2c_get_clientdata } true;free_12_~priv~1#1.base, free_12_~priv~1#1.offset := free_12_#t~ret68#1.base, free_12_#t~ret68#1.offset;havoc free_12_#t~ret68#1.base, free_12_#t~ret68#1.offset; [2025-02-08 09:07:20,251 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-1: assume master_xfer_~m~0#1.base == 0 && master_xfer_~m~0#1.offset == 0; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-1: assume !(master_xfer_~m~0#1.base == 0 && master_xfer_~m~0#1.offset == 0);call master_xfer_#t~mem44#1.base, master_xfer_#t~mem44#1.offset := read~$Pointer$#1(master_xfer_~i2c_msg#1.base, 12 + (master_xfer_~i2c_msg#1.offset + 16 * master_xfer_~i~0#1), 4);call master_xfer_#t~mem45#1 := read~int#1(master_xfer_~i2c_msg#1.base, 8 + (master_xfer_~i2c_msg#1.offset + 16 * master_xfer_~i~0#1), 4);assume { :begin_inline_ldv_msg_fill } true;ldv_msg_fill_#in~msg#1.base, ldv_msg_fill_#in~msg#1.offset, ldv_msg_fill_#in~buf#1.base, ldv_msg_fill_#in~buf#1.offset, ldv_msg_fill_#in~len#1 := master_xfer_~m~0#1.base, master_xfer_~m~0#1.offset, master_xfer_#t~mem44#1.base, master_xfer_#t~mem44#1.offset, master_xfer_#t~mem45#1;havoc ldv_msg_fill_#res#1;havoc ldv_msg_fill_#t~ret19#1.base, ldv_msg_fill_#t~ret19#1.offset, ldv_msg_fill_#t~memcpy~res20#1.base, ldv_msg_fill_#t~memcpy~res20#1.offset, ldv_msg_fill_~msg#1.base, ldv_msg_fill_~msg#1.offset, ldv_msg_fill_~buf#1.base, ldv_msg_fill_~buf#1.offset, ldv_msg_fill_~len#1, ldv_msg_fill_~data~0#1.base, ldv_msg_fill_~data~0#1.offset;ldv_msg_fill_~msg#1.base, ldv_msg_fill_~msg#1.offset := ldv_msg_fill_#in~msg#1.base, ldv_msg_fill_#in~msg#1.offset;ldv_msg_fill_~buf#1.base, ldv_msg_fill_~buf#1.offset := ldv_msg_fill_#in~buf#1.base, ldv_msg_fill_#in~buf#1.offset;ldv_msg_fill_~len#1 := ldv_msg_fill_#in~len#1;havoc ldv_msg_fill_~data~0#1.base, ldv_msg_fill_~data~0#1.offset; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L816: call ULTIMATE.dealloc(ldv_m88ts2022_rd_reg_~#reg#1.base, ldv_m88ts2022_rd_reg_~#reg#1.offset);havoc ldv_m88ts2022_rd_reg_~#reg#1.base, ldv_m88ts2022_rd_reg_~#reg#1.offset;call ULTIMATE.dealloc(ldv_m88ts2022_rd_reg_~#buf~0#1.base, ldv_m88ts2022_rd_reg_~#buf~0#1.offset);havoc ldv_m88ts2022_rd_reg_~#buf~0#1.base, ldv_m88ts2022_rd_reg_~#buf~0#1.offset;call ULTIMATE.dealloc(ldv_m88ts2022_rd_reg_~#msg~2#1.base, ldv_m88ts2022_rd_reg_~#msg~2#1.offset);havoc ldv_m88ts2022_rd_reg_~#msg~2#1.base, ldv_m88ts2022_rd_reg_~#msg~2#1.offset; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L585: ldv_msg_fill_~data~0#1.base, ldv_msg_fill_~data~0#1.offset := ldv_msg_fill_#t~ret19#1.base, ldv_msg_fill_#t~ret19#1.offset;havoc ldv_msg_fill_#t~ret19#1.base, ldv_msg_fill_#t~ret19#1.offset; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L585-1: SUMMARY for call ldv_msg_fill_#t~ret19#1.base, ldv_msg_fill_#t~ret19#1.offset := ldv_malloc(ldv_msg_fill_~len#1); srcloc: null [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L800: master_xfer_#t~ret46#1 := ldv_msg_fill_#res#1;havoc ldv_msg_fill_#t~ret19#1.base, ldv_msg_fill_#t~ret19#1.offset, ldv_msg_fill_#t~memcpy~res20#1.base, ldv_msg_fill_#t~memcpy~res20#1.offset, ldv_msg_fill_~msg#1.base, ldv_msg_fill_~msg#1.offset, ldv_msg_fill_~buf#1.base, ldv_msg_fill_~buf#1.offset, ldv_msg_fill_~len#1, ldv_msg_fill_~data~0#1.base, ldv_msg_fill_~data~0#1.offset;havoc ldv_msg_fill_#in~msg#1.base, ldv_msg_fill_#in~msg#1.offset, ldv_msg_fill_#in~buf#1.base, ldv_msg_fill_#in~buf#1.offset, ldv_msg_fill_#in~len#1;assume { :end_inline_ldv_msg_fill } true;assume -2147483648 <= master_xfer_#t~ret46#1 && master_xfer_#t~ret46#1 <= 2147483647;master_xfer_~ret~0#1 := master_xfer_#t~ret46#1;havoc master_xfer_#t~mem44#1.base, master_xfer_#t~mem44#1.offset;havoc master_xfer_#t~mem45#1;havoc master_xfer_#t~ret46#1; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L619: havoc ldv_dev_get_drvdata_#t~mem29#1.base, ldv_dev_get_drvdata_#t~mem29#1.offset;ldv_i2c_get_clientdata_#t~ret42#1.base, ldv_i2c_get_clientdata_#t~ret42#1.offset := ldv_dev_get_drvdata_#res#1.base, ldv_dev_get_drvdata_#res#1.offset;havoc ldv_dev_get_drvdata_#t~mem29#1.base, ldv_dev_get_drvdata_#t~mem29#1.offset, ldv_dev_get_drvdata_~dev#1.base, ldv_dev_get_drvdata_~dev#1.offset;havoc ldv_dev_get_drvdata_#in~dev#1.base, ldv_dev_get_drvdata_#in~dev#1.offset;assume { :end_inline_ldv_dev_get_drvdata } true;ldv_i2c_get_clientdata_#res#1.base, ldv_i2c_get_clientdata_#res#1.offset := ldv_i2c_get_clientdata_#t~ret42#1.base, ldv_i2c_get_clientdata_#t~ret42#1.offset;havoc ldv_i2c_get_clientdata_#t~ret42#1.base, ldv_i2c_get_clientdata_#t~ret42#1.offset; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L842: call ULTIMATE.dealloc(alloc_fix_12_~#chip_id~0#1.base, alloc_fix_12_~#chip_id~0#1.offset);havoc alloc_fix_12_~#chip_id~0#1.base, alloc_fix_12_~#chip_id~0#1.offset; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L809: master_xfer_#res#1 := master_xfer_~ret~0#1; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L586-1: assume ldv_msg_fill_~data~0#1.base == 0 && ldv_msg_fill_~data~0#1.offset == 0;ldv_msg_fill_#res#1 := 3; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L586-1: assume !(ldv_msg_fill_~data~0#1.base == 0 && ldv_msg_fill_~data~0#1.offset == 0); [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-1: SUMMARY for call ldv_msg_free(master_xfer_~m~0#1.base, master_xfer_~m~0#1.offset); srcloc: null [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-1: assume 0 != master_xfer_~ret~0#1; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L801-1: assume !(0 != master_xfer_~ret~0#1);assume { :begin_inline_ldv_submit_msg } true;ldv_submit_msg_#in~msg#1.base, ldv_submit_msg_#in~msg#1.offset := master_xfer_~m~0#1.base, master_xfer_~m~0#1.offset;havoc ldv_submit_msg_#res#1;havoc ldv_submit_msg_#t~nondet22#1, ldv_submit_msg_~msg#1.base, ldv_submit_msg_~msg#1.offset;ldv_submit_msg_~msg#1.base, ldv_submit_msg_~msg#1.offset := ldv_submit_msg_#in~msg#1.base, ldv_submit_msg_#in~msg#1.offset;havoc ldv_submit_msg_#t~nondet22#1;assume -2147483648 <= ldv_submit_msg_#t~nondet22#1 && ldv_submit_msg_#t~nondet22#1 <= 2147483647; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L587: havoc ldv_msg_fill_#t~memcpy~res20#1.base, ldv_msg_fill_#t~memcpy~res20#1.offset;call write~$Pointer$#0(ldv_msg_fill_~data~0#1.base, ldv_msg_fill_~data~0#1.offset, ldv_msg_fill_~msg#1.base, ldv_msg_fill_~msg#1.offset, 4);ldv_msg_fill_#res#1 := 0; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L587-1: SUMMARY for call ldv_msg_fill_#t~memcpy~res20#1.base, ldv_msg_fill_#t~memcpy~res20#1.offset := #Ultimate.C_memcpy#0(ldv_msg_fill_~data~0#1.base, ldv_msg_fill_~data~0#1.offset, ldv_msg_fill_~buf#1.base, ldv_msg_fill_~buf#1.offset, ldv_msg_fill_~len#1); srcloc: null [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L802: master_xfer_#t~ret47#1 := ldv_submit_msg_#res#1;havoc ldv_submit_msg_#t~nondet22#1, ldv_submit_msg_~msg#1.base, ldv_submit_msg_~msg#1.offset;havoc ldv_submit_msg_#in~msg#1.base, ldv_submit_msg_#in~msg#1.offset;assume { :end_inline_ldv_submit_msg } true;assume -2147483648 <= master_xfer_#t~ret47#1 && master_xfer_#t~ret47#1 <= 2147483647;master_xfer_~ret~0#1 := master_xfer_#t~ret47#1;havoc master_xfer_#t~ret47#1; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L803-1: assume 0 != master_xfer_~ret~0#1; [2025-02-08 09:07:20,252 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L803-1: assume !(0 != master_xfer_~ret~0#1);master_xfer_#t~post48#1 := master_xfer_~i~0#1; [2025-02-08 09:07:20,296 INFO L? ?]: Removed 158 outVars from TransFormulas that were not future-live. [2025-02-08 09:07:20,296 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 09:07:20,303 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 09:07:20,304 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 09:07:20,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:20 BoogieIcfgContainer [2025-02-08 09:07:20,304 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 09:07:20,306 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 09:07:20,306 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 09:07:20,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 09:07:20,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 09:07:19" (1/3) ... [2025-02-08 09:07:20,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@736e30e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 09:07:20, skipping insertion in model container [2025-02-08 09:07:20,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 09:07:19" (2/3) ... [2025-02-08 09:07:20,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@736e30e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 09:07:20, skipping insertion in model container [2025-02-08 09:07:20,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:20" (3/3) ... [2025-02-08 09:07:20,311 INFO L128 eAbstractionObserver]: Analyzing ICFG memleaks_test12-2.i [2025-02-08 09:07:20,321 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 09:07:20,323 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG memleaks_test12-2.i that has 7 procedures, 80 locations, 1 initial locations, 6 loop locations, and 2 error locations. [2025-02-08 09:07:20,359 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 09:07:20,368 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;@7be6569d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 09:07:20,368 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-02-08 09:07:20,371 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 57 states have internal predecessors, (66), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-02-08 09:07:20,375 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 09:07:20,377 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2025-02-08 09:07:20,378 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2025-02-08 09:07:20,380 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-08 09:07:20,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 72 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 57 states have internal predecessors, (66), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2025-02-08 09:07:20,407 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 09:07:20,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 09:07:20 BoogieIcfgContainer [2025-02-08 09:07:20,414 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 09:07:20,414 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 09:07:20,414 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 09:07:20,415 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 09:07:20,415 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 09:07:20" (3/4) ... [2025-02-08 09:07:20,417 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 09:07:20,419 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#1 [2025-02-08 09:07:20,419 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-02-08 09:07:20,419 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy#0 [2025-02-08 09:07:20,419 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2025-02-08 09:07:20,420 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2025-02-08 09:07:20,420 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2025-02-08 09:07:20,424 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2025-02-08 09:07:20,424 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2025-02-08 09:07:20,425 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-02-08 09:07:20,425 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 09:07:20,489 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 09:07:20,489 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 09:07:20,489 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 09:07:20,490 INFO L158 Benchmark]: Toolchain (without parser) took 1416.45ms. Allocated memory is still 201.3MB. Free memory was 156.3MB in the beginning and 61.2MB in the end (delta: 95.1MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2025-02-08 09:07:20,490 INFO L158 Benchmark]: CDTParser took 1.11ms. Allocated memory is still 218.1MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 09:07:20,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.77ms. Allocated memory is still 201.3MB. Free memory was 156.3MB in the beginning and 132.0MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-08 09:07:20,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.62ms. Allocated memory is still 201.3MB. Free memory was 132.0MB in the beginning and 129.0MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 09:07:20,492 INFO L158 Benchmark]: Boogie Preprocessor took 116.27ms. Allocated memory is still 201.3MB. Free memory was 129.0MB in the beginning and 118.5MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 09:07:20,492 INFO L158 Benchmark]: IcfgBuilder took 621.79ms. Allocated memory is still 201.3MB. Free memory was 118.5MB in the beginning and 78.7MB in the end (delta: 39.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-08 09:07:20,493 INFO L158 Benchmark]: TraceAbstraction took 107.99ms. Allocated memory is still 201.3MB. Free memory was 78.3MB in the beginning and 69.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 09:07:20,493 INFO L158 Benchmark]: Witness Printer took 74.72ms. Allocated memory is still 201.3MB. Free memory was 69.1MB in the beginning and 61.2MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 09:07:20,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11ms. Allocated memory is still 218.1MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.77ms. Allocated memory is still 201.3MB. Free memory was 156.3MB in the beginning and 132.0MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.62ms. Allocated memory is still 201.3MB. Free memory was 132.0MB in the beginning and 129.0MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 116.27ms. Allocated memory is still 201.3MB. Free memory was 129.0MB in the beginning and 118.5MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * IcfgBuilder took 621.79ms. Allocated memory is still 201.3MB. Free memory was 118.5MB in the beginning and 78.7MB in the end (delta: 39.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 107.99ms. Allocated memory is still 201.3MB. Free memory was 78.3MB in the beginning and 69.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 74.72ms. Allocated memory is still 201.3MB. Free memory was 69.1MB in the beginning and 61.2MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. 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: 804]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 804]: 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 7 procedures, 80 locations, 2 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=72occurred 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 09:07:20,510 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