./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-67.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-67.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 60e0d367a188d63fa8b46fcc4be9e9d24b19690e82d361011ef9ebf2c61f53ca --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 00:48:12,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 00:48:12,616 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-08 00:48:12,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 00:48:12,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 00:48:12,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 00:48:12,641 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 00:48:12,641 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 00:48:12,641 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 00:48:12,641 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 00:48:12,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 00:48:12,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 00:48:12,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 00:48:12,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 00:48:12,642 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 00:48:12,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 00:48:12,642 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 00:48:12,643 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 00:48:12,643 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 00:48:12,643 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 00:48:12,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 00:48:12,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 00:48:12,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 00:48:12,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 00:48:12,643 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 00:48:12,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 00:48:12,644 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 00:48:12,644 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 00:48:12,644 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 00:48:12,644 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 00:48:12,644 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 00:48:12,644 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 00:48:12,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 00:48:12,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 00:48:12,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 00:48:12,645 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 00:48:12,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 00:48:12,645 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 00:48:12,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 00:48:12,645 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 00:48:12,645 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 00:48:12,646 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 00:48:12,646 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 00:48:12,646 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 -> 60e0d367a188d63fa8b46fcc4be9e9d24b19690e82d361011ef9ebf2c61f53ca [2025-02-08 00:48:12,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 00:48:12,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 00:48:12,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 00:48:12,931 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 00:48:12,931 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 00:48:12,932 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-67.i [2025-02-08 00:48:14,211 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/028284744/6c1d7968ba964c228d286d3810219429/FLAG5c390cc40 [2025-02-08 00:48:14,509 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 00:48:14,516 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-67.i [2025-02-08 00:48:14,547 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/028284744/6c1d7968ba964c228d286d3810219429/FLAG5c390cc40 [2025-02-08 00:48:14,583 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/028284744/6c1d7968ba964c228d286d3810219429 [2025-02-08 00:48:14,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 00:48:14,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 00:48:14,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 00:48:14,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 00:48:14,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 00:48:14,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:14,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eefd90e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14, skipping insertion in model container [2025-02-08 00:48:14,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:14,619 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 00:48:14,783 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-67.i[916,929] [2025-02-08 00:48:14,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 00:48:14,864 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 00:48:14,873 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-67.i[916,929] [2025-02-08 00:48:14,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 00:48:14,938 INFO L204 MainTranslator]: Completed translation [2025-02-08 00:48:14,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14 WrapperNode [2025-02-08 00:48:14,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 00:48:14,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 00:48:14,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 00:48:14,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 00:48:14,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:14,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:14,998 INFO L138 Inliner]: procedures = 29, calls = 135, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 406 [2025-02-08 00:48:14,998 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 00:48:14,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 00:48:14,999 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 00:48:14,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 00:48:15,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,011 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,039 INFO L175 MemorySlicer]: Split 106 memory accesses to 7 slices as follows [2, 6, 3, 13, 17, 30, 35]. 33 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 1, 1, 2, 2, 3, 3]. The 16 writes are split as follows [0, 1, 1, 2, 5, 3, 4]. [2025-02-08 00:48:15,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,065 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,074 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 00:48:15,084 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 00:48:15,085 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 00:48:15,085 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 00:48:15,086 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (1/1) ... [2025-02-08 00:48:15,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 00:48:15,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 00:48:15,118 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 00:48:15,124 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 00:48:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 00:48:15,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2025-02-08 00:48:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2025-02-08 00:48:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2025-02-08 00:48:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2025-02-08 00:48:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2025-02-08 00:48:15,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2025-02-08 00:48:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2025-02-08 00:48:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 00:48:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 00:48:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 00:48:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-08 00:48:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-08 00:48:15,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-08 00:48:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-08 00:48:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2025-02-08 00:48:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2025-02-08 00:48:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2025-02-08 00:48:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2025-02-08 00:48:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2025-02-08 00:48:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2025-02-08 00:48:15,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2025-02-08 00:48:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 00:48:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 00:48:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 00:48:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-08 00:48:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2025-02-08 00:48:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2025-02-08 00:48:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-08 00:48:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-08 00:48:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 00:48:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 00:48:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 00:48:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-08 00:48:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-08 00:48:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-08 00:48:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-08 00:48:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 00:48:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 00:48:15,300 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 00:48:15,301 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 00:48:15,728 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L19-1: assume false;assume false; [2025-02-08 00:48:15,729 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L19-1: assume !false; [2025-02-08 00:48:15,729 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L19-2: assume 0 == __VERIFIER_assert_~cond#1; [2025-02-08 00:48:15,729 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L19-2: assume !(0 == __VERIFIER_assert_~cond#1); [2025-02-08 00:48:15,729 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~ret107#1;~isInitial~0 := 0; [2025-02-08 00:48:15,729 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L100: havoc property_#t~ite62#1;havoc property_#t~mem61#1;havoc property_#t~mem59#1;havoc property_#t~mem60#1;havoc property_#t~mem63#1;havoc property_#t~mem64#1;havoc property_#t~bitwise65#1;havoc property_#t~mem66#1;havoc property_#t~ite73#1;havoc property_#t~mem70#1;havoc property_#t~mem67#1;havoc property_#t~ite69#1;havoc property_#t~mem68#1;havoc property_#t~mem72#1;havoc property_#t~mem71#1;havoc property_#t~short74#1;havoc property_#t~mem75#1;havoc property_#t~ite96#1;havoc property_#t~mem79#1;havoc property_#t~mem76#1;havoc property_#t~ite78#1;havoc property_#t~mem77#1;havoc property_#t~mem82#1;havoc property_#t~mem80#1;havoc property_#t~mem81#1;havoc property_#t~ite95#1;havoc property_#t~mem83#1;havoc property_#t~mem84#1;havoc property_#t~ite91#1;havoc property_#t~mem88#1;havoc property_#t~mem85#1;havoc property_#t~ite87#1;havoc property_#t~mem86#1;havoc property_#t~mem90#1;havoc property_#t~mem89#1;havoc property_#t~mem94#1;havoc property_#t~mem92#1;havoc property_#t~mem93#1;havoc property_#t~short97#1;havoc property_#t~mem99#1;havoc property_#t~mem98#1;havoc property_#t~short100#1;havoc property_#t~mem102#1;havoc property_#t~mem101#1;havoc property_#t~short103#1;havoc property_#t~mem105#1;havoc property_#t~mem104#1;havoc property_#t~short106#1;main_#t~ret107#1 := property_#res#1;havoc property_#t~ite62#1, property_#t~mem61#1, property_#t~mem59#1, property_#t~mem60#1, property_#t~mem63#1, property_#t~mem64#1, property_#t~bitwise65#1, property_#t~mem66#1, property_#t~ite73#1, property_#t~mem70#1, property_#t~mem67#1, property_#t~ite69#1, property_#t~mem68#1, property_#t~mem72#1, property_#t~mem71#1, property_#t~short74#1, property_#t~mem75#1, property_#t~ite96#1, property_#t~mem79#1, property_#t~mem76#1, property_#t~ite78#1, property_#t~mem77#1, property_#t~mem82#1, property_#t~mem80#1, property_#t~mem81#1, property_#t~ite95#1, property_#t~mem83#1, property_#t~mem84#1, property_#t~ite91#1, property_#t~mem88#1, property_#t~mem85#1, property_#t~ite87#1, property_#t~mem86#1, property_#t~mem90#1, property_#t~mem89#1, property_#t~mem94#1, property_#t~mem92#1, property_#t~mem93#1, property_#t~short97#1, property_#t~mem99#1, property_#t~mem98#1, property_#t~short100#1, property_#t~mem102#1, property_#t~mem101#1, property_#t~short103#1, property_#t~mem105#1, property_#t~mem104#1, property_#t~short106#1;assume { :end_inline_property } true;assume -2147483648 <= main_#t~ret107#1 && main_#t~ret107#1 <= 2147483647;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := main_#t~ret107#1;havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; [2025-02-08 00:48:15,779 INFO L? ?]: Removed 90 outVars from TransFormulas that were not future-live. [2025-02-08 00:48:15,782 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 00:48:15,796 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 00:48:15,799 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 00:48:15,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:48:15 BoogieIcfgContainer [2025-02-08 00:48:15,800 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 00:48:15,802 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 00:48:15,803 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 00:48:15,807 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 00:48:15,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 12:48:14" (1/3) ... [2025-02-08 00:48:15,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee6abec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 12:48:15, skipping insertion in model container [2025-02-08 00:48:15,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:48:14" (2/3) ... [2025-02-08 00:48:15,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee6abec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 12:48:15, skipping insertion in model container [2025-02-08 00:48:15,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:48:15" (3/3) ... [2025-02-08 00:48:15,810 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-67.i [2025-02-08 00:48:15,823 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 00:48:15,825 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-67.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-08 00:48:15,882 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 00:48:15,896 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;@3059892f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 00:48:15,898 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-08 00:48:15,901 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 68 states have (on average 1.411764705882353) internal successors, (96), 69 states have internal predecessors, (96), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-08 00:48:15,908 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 00:48:15,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-08 00:48:15,917 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-08 00:48:15,926 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 83 states, 68 states have (on average 1.411764705882353) internal successors, (96), 69 states have internal predecessors, (96), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2025-02-08 00:48:15,961 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 00:48:15,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 12:48:15 BoogieIcfgContainer [2025-02-08 00:48:15,973 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 00:48:15,974 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 00:48:15,974 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 00:48:15,974 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 00:48:15,975 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:48:15" (3/4) ... [2025-02-08 00:48:15,977 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 00:48:15,980 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-08 00:48:15,992 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2025-02-08 00:48:15,993 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-08 00:48:15,993 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-08 00:48:15,994 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 00:48:16,113 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 00:48:16,113 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 00:48:16,113 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 00:48:16,114 INFO L158 Benchmark]: Toolchain (without parser) took 1525.03ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 44.2MB in the end (delta: 70.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-02-08 00:48:16,115 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 00:48:16,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.36ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 100.5MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 00:48:16,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.32ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 97.3MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 00:48:16,117 INFO L158 Benchmark]: Boogie Preprocessor took 81.31ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 93.2MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 00:48:16,117 INFO L158 Benchmark]: IcfgBuilder took 716.65ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 62.8MB in the end (delta: 30.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-08 00:48:16,118 INFO L158 Benchmark]: TraceAbstraction took 170.60ms. Allocated memory is still 142.6MB. Free memory was 62.4MB in the beginning and 53.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 00:48:16,119 INFO L158 Benchmark]: Witness Printer took 139.65ms. Allocated memory is still 142.6MB. Free memory was 53.9MB in the beginning and 44.2MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 00:48:16,121 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.36ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 100.5MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.32ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 97.3MB in the end (delta: 3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.31ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 93.2MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 716.65ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 62.8MB in the end (delta: 30.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 170.60ms. Allocated memory is still 142.6MB. Free memory was 62.4MB in the beginning and 53.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 139.65ms. Allocated memory is still 142.6MB. Free memory was 53.9MB in the beginning and 44.2MB in the end (delta: 9.7MB). 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: 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, 83 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=83occurred 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 00:48:16,138 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