./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-97.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b62f33a7ccb058dd1bccedc0e4fe3fa92f34517f00ef57b41d6990849c30929b --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 00:48:28,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 00:48:28,356 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-08 00:48:28,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 00:48:28,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 00:48:28,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 00:48:28,387 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 00:48:28,387 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 00:48:28,387 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 00:48:28,387 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 00:48:28,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 00:48:28,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 00:48:28,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 00:48:28,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 00:48:28,389 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 00:48:28,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 00:48:28,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 00:48:28,390 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 00:48:28,391 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 00:48:28,391 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 00:48:28,391 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 00:48:28,391 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 00:48:28,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 00:48:28,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 00:48:28,392 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 00:48:28,392 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b62f33a7ccb058dd1bccedc0e4fe3fa92f34517f00ef57b41d6990849c30929b [2025-02-08 00:48:28,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 00:48:28,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 00:48:28,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 00:48:28,617 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 00:48:28,617 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 00:48:28,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-97.i [2025-02-08 00:48:29,800 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8dbcf0aea/1216a3c53de14f08a0c4a2a988fe5b05/FLAG46305e234 [2025-02-08 00:48:30,105 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 00:48:30,106 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-97.i [2025-02-08 00:48:30,128 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8dbcf0aea/1216a3c53de14f08a0c4a2a988fe5b05/FLAG46305e234 [2025-02-08 00:48:30,372 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8dbcf0aea/1216a3c53de14f08a0c4a2a988fe5b05 [2025-02-08 00:48:30,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 00:48:30,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 00:48:30,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 00:48:30,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 00:48:30,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 00:48:30,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a1355e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30, skipping insertion in model container [2025-02-08 00:48:30,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,403 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 00:48:30,505 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-97.i[916,929] [2025-02-08 00:48:30,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 00:48:30,572 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 00:48:30,582 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-97.i[916,929] [2025-02-08 00:48:30,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 00:48:30,637 INFO L204 MainTranslator]: Completed translation [2025-02-08 00:48:30,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30 WrapperNode [2025-02-08 00:48:30,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 00:48:30,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 00:48:30,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 00:48:30,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 00:48:30,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,689 INFO L138 Inliner]: procedures = 29, calls = 149, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 435 [2025-02-08 00:48:30,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 00:48:30,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 00:48:30,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 00:48:30,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 00:48:30,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,711 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,727 INFO L175 MemorySlicer]: Split 116 memory accesses to 6 slices as follows [2, 25, 17, 25, 34, 13]. 29 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 3, 2, 3, 5, 2]. The 19 writes are split as follows [0, 4, 2, 4, 7, 2]. [2025-02-08 00:48:30,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,748 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,754 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,762 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 00:48:30,767 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 00:48:30,767 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 00:48:30,767 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 00:48:30,768 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (1/1) ... [2025-02-08 00:48:30,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 00:48:30,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 00:48:30,797 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 00:48:30,805 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 00:48:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 00:48:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-02-08 00:48:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-02-08 00:48:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-02-08 00:48:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-02-08 00:48:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-02-08 00:48:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-02-08 00:48:30,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-02-08 00:48:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-02-08 00:48:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 00:48:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 00:48:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 00:48:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-08 00:48:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-08 00:48:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-08 00:48:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2025-02-08 00:48:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2025-02-08 00:48:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2025-02-08 00:48:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2025-02-08 00:48:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2025-02-08 00:48:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2025-02-08 00:48:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-08 00:48:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-08 00:48:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 00:48:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 00:48:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 00:48:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-08 00:48:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-08 00:48:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-08 00:48:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 00:48:30,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 00:48:30,947 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 00:48:30,948 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 00:48:31,523 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L19-1: assume false;assume false; [2025-02-08 00:48:31,523 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L19-1: assume !false; [2025-02-08 00:48:31,523 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L19-2: assume 0 == __VERIFIER_assert_~cond#1; [2025-02-08 00:48:31,523 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L19-2: assume !(0 == __VERIFIER_assert_~cond#1); [2025-02-08 00:48:31,523 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L110: havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;havoc main_#t~ret114#1;~isInitial~0 := 0; [2025-02-08 00:48:31,523 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L100: havoc property_#t~mem64#1;havoc property_#t~ite77#1;havoc property_#t~mem65#1;havoc property_#t~mem66#1;havoc property_#t~ite76#1;havoc property_#t~mem67#1;havoc property_#t~ite74#1;havoc property_#t~mem71#1;havoc property_#t~mem70#1;havoc property_#t~mem68#1;havoc property_#t~mem69#1;havoc property_#t~mem73#1;havoc property_#t~mem72#1;havoc property_#t~mem75#1;havoc property_#t~mem78#1;havoc property_#t~mem79#1;havoc property_#t~ite91#1;havoc property_#t~mem82#1;havoc property_#t~mem81#1;havoc property_#t~mem80#1;havoc property_#t~mem83#1;havoc property_#t~bitwise84#1;havoc property_#t~mem85#1;havoc property_#t~ite90#1;havoc property_#t~mem86#1;havoc property_#t~ite89#1;havoc property_#t~mem88#1;havoc property_#t~mem87#1;havoc property_#t~short92#1;havoc property_#t~mem93#1;havoc property_#t~ite103#1;havoc property_#t~mem97#1;havoc property_#t~mem94#1;havoc property_#t~mem95#1;havoc property_#t~short96#1;havoc property_#t~mem102#1;havoc property_#t~mem98#1;havoc property_#t~mem99#1;havoc property_#t~mem100#1;havoc property_#t~short101#1;havoc property_#t~short104#1;havoc property_#t~mem106#1;havoc property_#t~mem105#1;havoc property_#t~short107#1;havoc property_#t~mem109#1;havoc property_#t~mem108#1;havoc property_#t~short110#1;havoc property_#t~mem112#1;havoc property_#t~mem111#1;havoc property_#t~short113#1;main_#t~ret114#1 := property_#res#1;havoc property_#t~mem64#1, property_#t~ite77#1, property_#t~mem65#1, property_#t~mem66#1, property_#t~ite76#1, property_#t~mem67#1, property_#t~ite74#1, property_#t~mem71#1, property_#t~mem70#1, property_#t~mem68#1, property_#t~mem69#1, property_#t~mem73#1, property_#t~mem72#1, property_#t~mem75#1, property_#t~mem78#1, property_#t~mem79#1, property_#t~ite91#1, property_#t~mem82#1, property_#t~mem81#1, property_#t~mem80#1, property_#t~mem83#1, property_#t~bitwise84#1, property_#t~mem85#1, property_#t~ite90#1, property_#t~mem86#1, property_#t~ite89#1, property_#t~mem88#1, property_#t~mem87#1, property_#t~short92#1, property_#t~mem93#1, property_#t~ite103#1, property_#t~mem97#1, property_#t~mem94#1, property_#t~mem95#1, property_#t~short96#1, property_#t~mem102#1, property_#t~mem98#1, property_#t~mem99#1, property_#t~mem100#1, property_#t~short101#1, property_#t~short104#1, property_#t~mem106#1, property_#t~mem105#1, property_#t~short107#1, property_#t~mem109#1, property_#t~mem108#1, property_#t~short110#1, property_#t~mem112#1, property_#t~mem111#1, property_#t~short113#1;assume { :end_inline_property } true;assume -2147483648 <= main_#t~ret114#1 && main_#t~ret114#1 <= 2147483647;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := main_#t~ret114#1;havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; [2025-02-08 00:48:31,598 INFO L? ?]: Removed 80 outVars from TransFormulas that were not future-live. [2025-02-08 00:48:31,598 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 00:48:31,617 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 00:48:31,617 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 00:48:31,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:48:31 BoogieIcfgContainer [2025-02-08 00:48:31,617 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 00:48:31,624 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 00:48:31,624 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 00:48:31,632 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 00:48:31,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 12:48:30" (1/3) ... [2025-02-08 00:48:31,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788722bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 12:48:31, skipping insertion in model container [2025-02-08 00:48:31,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:30" (2/3) ... [2025-02-08 00:48:31,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@788722bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 12:48:31, skipping insertion in model container [2025-02-08 00:48:31,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:48:31" (3/3) ... [2025-02-08 00:48:31,633 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-97.i [2025-02-08 00:48:31,648 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 00:48:31,655 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-97.i that has 2 procedures, 98 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-08 00:48:31,741 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 00:48:31,764 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;@1919bbc3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 00:48:31,764 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-08 00:48:31,771 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 78 states have (on average 1.4102564102564104) internal successors, (110), 79 states have internal predecessors, (110), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-02-08 00:48:31,783 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 00:48:31,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-08 00:48:31,798 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-08 00:48:31,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 98 states, 78 states have (on average 1.4102564102564104) internal successors, (110), 79 states have internal predecessors, (110), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-02-08 00:48:31,864 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 00:48:31,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 12:48:31 BoogieIcfgContainer [2025-02-08 00:48:31,879 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 00:48:31,884 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 00:48:31,884 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 00:48:31,884 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 00:48:31,885 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:48:31" (3/4) ... [2025-02-08 00:48:31,890 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 00:48:31,894 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-08 00:48:31,908 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2025-02-08 00:48:31,914 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-08 00:48:31,914 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-08 00:48:31,915 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 00:48:32,107 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 00:48:32,110 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 00:48:32,111 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 00:48:32,112 INFO L158 Benchmark]: Toolchain (without parser) took 1733.32ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 102.1MB in the end (delta: 4.7MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2025-02-08 00:48:32,114 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 128.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 00:48:32,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.92ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 92.2MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 00:48:32,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.77ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 88.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 00:48:32,119 INFO L158 Benchmark]: Boogie Preprocessor took 74.90ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 85.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 00:48:32,119 INFO L158 Benchmark]: IcfgBuilder took 850.22ms. Allocated memory is still 142.6MB. Free memory was 85.6MB in the beginning and 54.5MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-08 00:48:32,119 INFO L158 Benchmark]: TraceAbstraction took 254.50ms. Allocated memory is still 142.6MB. Free memory was 53.6MB in the beginning and 44.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 00:48:32,120 INFO L158 Benchmark]: Witness Printer took 227.23ms. Allocated memory is still 142.6MB. Free memory was 44.3MB in the beginning and 102.1MB in the end (delta: -57.8MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2025-02-08 00:48:32,121 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 128.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.92ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 92.2MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.77ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 88.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 74.90ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 85.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 850.22ms. Allocated memory is still 142.6MB. Free memory was 85.6MB in the beginning and 54.5MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 254.50ms. Allocated memory is still 142.6MB. Free memory was 53.6MB in the beginning and 44.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 227.23ms. Allocated memory is still 142.6MB. Free memory was 44.3MB in the beginning and 102.1MB in the end (delta: -57.8MB). Peak memory consumption was 24.3MB. 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: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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=98occurred 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 00:48:32,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE