./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ce381cf603602873aa7825ca610797c82dd7f7e7d56006b032fdfc5a2bfa2e82 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 13:33:13,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 13:33:13,245 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2025-03-17 13:33:13,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 13:33:13,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 13:33:13,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 13:33:13,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 13:33:13,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 13:33:13,282 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 13:33:13,282 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 13:33:13,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 13:33:13,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 13:33:13,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 13:33:13,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 13:33:13,284 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 13:33:13,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 13:33:13,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 13:33:13,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 13:33:13,284 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2025-03-17 13:33:13,284 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2025-03-17 13:33:13,284 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2025-03-17 13:33:13,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 13:33:13,284 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 13:33:13,285 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 13:33:13,285 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 13:33:13,285 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 13:33:13,285 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 13:33:13,285 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 13:33:13,285 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 13:33:13,285 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 13:33:13,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 13:33:13,285 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 13:33:13,285 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 13:33:13,286 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 13:33:13,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 13:33:13,286 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 13:33:13,286 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 13:33:13,286 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 13:33:13,286 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 13:33:13,286 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/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce381cf603602873aa7825ca610797c82dd7f7e7d56006b032fdfc5a2bfa2e82 [2025-03-17 13:33:13,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 13:33:13,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 13:33:13,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 13:33:13,563 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 13:33:13,563 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 13:33:13,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2025-03-17 13:33:14,833 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b716963/7d404341796f44828904cd7286b0f97c/FLAG420264b09 [2025-03-17 13:33:15,288 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 13:33:15,291 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2025-03-17 13:33:15,320 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b716963/7d404341796f44828904cd7286b0f97c/FLAG420264b09 [2025-03-17 13:33:15,338 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b716963/7d404341796f44828904cd7286b0f97c [2025-03-17 13:33:15,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 13:33:15,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 13:33:15,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 13:33:15,345 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 13:33:15,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 13:33:15,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:33:15" (1/1) ... [2025-03-17 13:33:15,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f716950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:15, skipping insertion in model container [2025-03-17 13:33:15,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:33:15" (1/1) ... [2025-03-17 13:33:15,402 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 13:33:16,091 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,091 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,094 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,097 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,100 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,101 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,102 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,102 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,103 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,103 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,104 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,104 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,106 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,109 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,114 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,115 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,121 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,123 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,130 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,133 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,133 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,135 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,136 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,138 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,139 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,148 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,148 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,149 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,150 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,152 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,153 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,153 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,154 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,157 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,158 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,158 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,168 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,174 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,180 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,188 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,194 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:16,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 13:33:16,240 ERROR L321 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2025-03-17 13:33:16,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@157fe674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:16, skipping insertion in model container [2025-03-17 13:33:16,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 13:33:16,241 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-03-17 13:33:16,244 INFO L158 Benchmark]: Toolchain (without parser) took 898.76ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 67.2MB in the end (delta: 38.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-17 13:33:16,244 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 13:33:16,245 INFO L158 Benchmark]: CACSL2BoogieTranslator took 895.98ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 67.2MB in the end (delta: 38.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-17 13:33:16,246 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 895.98ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 67.2MB in the end (delta: 38.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2444]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ce381cf603602873aa7825ca610797c82dd7f7e7d56006b032fdfc5a2bfa2e82 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 13:33:17,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 13:33:18,001 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2025-03-17 13:33:18,009 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 13:33:18,010 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 13:33:18,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 13:33:18,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 13:33:18,034 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 13:33:18,034 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 13:33:18,034 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 13:33:18,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 13:33:18,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 13:33:18,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 13:33:18,035 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 13:33:18,035 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 13:33:18,036 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 13:33:18,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 13:33:18,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 13:33:18,036 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2025-03-17 13:33:18,036 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2025-03-17 13:33:18,036 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2025-03-17 13:33:18,036 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 13:33:18,036 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 13:33:18,037 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 13:33:18,037 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 13:33:18,037 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 13:33:18,037 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 13:33:18,037 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 13:33:18,037 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 13:33:18,037 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 13:33:18,037 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 13:33:18,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 13:33:18,038 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 13:33:18,038 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/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce381cf603602873aa7825ca610797c82dd7f7e7d56006b032fdfc5a2bfa2e82 [2025-03-17 13:33:18,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 13:33:18,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 13:33:18,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 13:33:18,288 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 13:33:18,288 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 13:33:18,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2025-03-17 13:33:19,432 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6315b14a6/205a53d510514a23b8f4d2b1bde9984c/FLAG027136dda [2025-03-17 13:33:19,766 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 13:33:19,766 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2025-03-17 13:33:19,794 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6315b14a6/205a53d510514a23b8f4d2b1bde9984c/FLAG027136dda [2025-03-17 13:33:19,990 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6315b14a6/205a53d510514a23b8f4d2b1bde9984c [2025-03-17 13:33:19,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 13:33:19,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 13:33:19,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 13:33:19,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 13:33:19,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 13:33:19,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:33:19" (1/1) ... [2025-03-17 13:33:19,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2933c6d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:19, skipping insertion in model container [2025-03-17 13:33:19,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:33:19" (1/1) ... [2025-03-17 13:33:20,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 13:33:20,667 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,668 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,674 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,680 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,683 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,685 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,686 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,687 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,688 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,688 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,689 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,690 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,692 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,695 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,700 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,700 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,704 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,706 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,711 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,713 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,714 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,717 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,717 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,720 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,721 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,736 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,737 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,738 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,739 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,742 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,743 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,743 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,744 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,747 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,747 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,748 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,756 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,761 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,764 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,775 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,803 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 13:33:20,845 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2025-03-17 13:33:20,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 13:33:20,896 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,896 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,897 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,898 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,899 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,900 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,900 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,900 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,901 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,901 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,901 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,902 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,903 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,903 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,904 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,905 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,906 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,906 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,908 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,909 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,909 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,910 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,910 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,911 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,912 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,917 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,917 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,918 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,918 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,919 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,920 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,920 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,921 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,924 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,924 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,925 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,933 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,936 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,938 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,944 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,963 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-03-17 13:33:20,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 13:33:20,985 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 13:33:21,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 13:33:21,253 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2025-03-17 13:33:21,262 INFO L204 MainTranslator]: Completed translation [2025-03-17 13:33:21,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21 WrapperNode [2025-03-17 13:33:21,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 13:33:21,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 13:33:21,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 13:33:21,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 13:33:21,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,373 INFO L138 Inliner]: procedures = 585, calls = 888, calls flagged for inlining = 24, calls inlined = 22, statements flattened = 1844 [2025-03-17 13:33:21,373 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 13:33:21,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 13:33:21,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 13:33:21,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 13:33:21,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,390 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,397 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2025-03-17 13:33:21,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,459 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 13:33:21,515 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 13:33:21,516 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 13:33:21,516 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 13:33:21,517 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (1/1) ... [2025-03-17 13:33:21,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 13:33:21,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 13:33:21,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 13:33:21,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 13:33:21,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2025-03-17 13:33:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 13:33:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2025-03-17 13:33:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2025-03-17 13:33:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2025-03-17 13:33:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 13:33:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2025-03-17 13:33:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2025-03-17 13:33:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2025-03-17 13:33:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2025-03-17 13:33:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2025-03-17 13:33:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2025-03-17 13:33:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2025-03-17 13:33:21,942 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 13:33:21,944 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 13:33:37,646 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2829: call ULTIMATE.dealloc(__main_~#uname_info~0#1.base, __main_~#uname_info~0#1.offset);havoc __main_~#uname_info~0#1.base, __main_~#uname_info~0#1.offset; [2025-03-17 13:33:37,647 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3053: havoc getopt_long_#t~ret243#1; [2025-03-17 13:33:37,647 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2404: call ULTIMATE.dealloc(getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset);havoc getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset; [2025-03-17 13:33:37,794 INFO L? ?]: Removed 1070 outVars from TransFormulas that were not future-live. [2025-03-17 13:33:37,794 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 13:33:37,823 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 13:33:37,823 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 13:33:37,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:33:37 BoogieIcfgContainer [2025-03-17 13:33:37,823 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 13:33:37,825 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 13:33:37,825 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 13:33:37,837 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 13:33:37,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 01:33:19" (1/3) ... [2025-03-17 13:33:37,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f4da99d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:33:37, skipping insertion in model container [2025-03-17 13:33:37,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:33:21" (2/3) ... [2025-03-17 13:33:37,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f4da99d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:33:37, skipping insertion in model container [2025-03-17 13:33:37,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:33:37" (3/3) ... [2025-03-17 13:33:37,838 INFO L128 eAbstractionObserver]: Analyzing ICFG uname-2.i [2025-03-17 13:33:37,847 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 13:33:37,850 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG uname-2.i that has 8 procedures, 979 locations, 1 initial locations, 37 loop locations, and 421 error locations. [2025-03-17 13:33:37,889 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 13:33:37,897 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=None, 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;@20b3ef4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 13:33:37,898 INFO L334 AbstractCegarLoop]: Starting to check reachability of 421 error locations. [2025-03-17 13:33:37,903 INFO L276 IsEmpty]: Start isEmpty. Operand has 979 states, 531 states have (on average 2.0885122410546137) internal successors, (1109), 952 states have internal predecessors, (1109), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-17 13:33:37,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2025-03-17 13:33:37,907 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 13:33:37,907 INFO L218 NwaCegarLoop]: trace histogram [1, 1] [2025-03-17 13:33:37,908 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr351REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [#Ultimate.C_strcpyErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, #Ultimate.C_strcpyErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, #Ultimate.C_strcpyErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 418 more)] === [2025-03-17 13:33:37,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 13:33:37,912 INFO L85 PathProgramCache]: Analyzing trace with hash 39583, now seen corresponding path program 1 times [2025-03-17 13:33:37,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 13:33:37,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [587481890] [2025-03-17 13:33:37,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 13:33:37,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 13:33:37,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 13:33:37,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 13:33:37,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 13:33:44,676 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 13:33:45,435 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 13:33:45,435 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 13:33:45,435 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 13:33:45,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 1800 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 13:33:45,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 13:33:45,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2025-03-17 13:33:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 13:33:45,990 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 13:33:45,991 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 13:33:45,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [587481890] [2025-03-17 13:33:45,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [587481890] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 13:33:45,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 13:33:45,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-03-17 13:33:45,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783495527] [2025-03-17 13:33:45,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 13:33:45,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 13:33:45,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 13:33:46,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 13:33:46,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 13:33:46,018 INFO L87 Difference]: Start difference. First operand has 979 states, 531 states have (on average 2.0885122410546137) internal successors, (1109), 952 states have internal predecessors, (1109), 22 states have call successors, (22), 7 states have call predecessors, (22), 7 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 13:34:09,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 13:34:09,505 INFO L93 Difference]: Finished difference Result 969 states and 1122 transitions. [2025-03-17 13:34:09,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 13:34:09,507 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2025-03-17 13:34:09,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 13:34:09,521 INFO L225 Difference]: With dead ends: 969 [2025-03-17 13:34:09,521 INFO L226 Difference]: Without dead ends: 969 [2025-03-17 13:34:09,522 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 13:34:09,524 INFO L435 NwaCegarLoop]: 760 mSDtfsCounter, 389 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 1209 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2025-03-17 13:34:09,525 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 1209 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 23.4s Time] [2025-03-17 13:34:09,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2025-03-17 13:34:09,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 805. [2025-03-17 13:34:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 805 states, 440 states have (on average 2.034090909090909) internal successors, (895), 785 states have internal predecessors, (895), 18 states have call successors, (18), 7 states have call predecessors, (18), 6 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2025-03-17 13:34:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 927 transitions. [2025-03-17 13:34:09,594 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 927 transitions. Word has length 2 [2025-03-17 13:34:09,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 13:34:09,594 INFO L471 AbstractCegarLoop]: Abstraction has 805 states and 927 transitions. [2025-03-17 13:34:09,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 13:34:09,594 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 927 transitions. [2025-03-17 13:34:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2025-03-17 13:34:09,594 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 13:34:09,594 INFO L218 NwaCegarLoop]: trace histogram [1, 1] [2025-03-17 13:34:09,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-17 13:34:09,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 13:34:09,795 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr352REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [#Ultimate.C_strcpyErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, #Ultimate.C_strcpyErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, #Ultimate.C_strcpyErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 418 more)] === [2025-03-17 13:34:09,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 13:34:09,796 INFO L85 PathProgramCache]: Analyzing trace with hash 39584, now seen corresponding path program 1 times [2025-03-17 13:34:09,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 13:34:09,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [76496001] [2025-03-17 13:34:09,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 13:34:09,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 13:34:09,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 13:34:09,804 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 13:34:09,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 13:34:16,103 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 13:34:16,801 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 13:34:16,801 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 13:34:16,801 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 13:34:16,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 1800 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-17 13:34:16,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 13:34:17,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2025-03-17 13:34:17,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 13:34:17,509 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 13:34:17,509 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 13:34:17,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76496001] [2025-03-17 13:34:17,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76496001] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 13:34:17,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 13:34:17,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-03-17 13:34:17,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186359197] [2025-03-17 13:34:17,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 13:34:17,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 13:34:17,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 13:34:17,510 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 13:34:17,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 13:34:17,511 INFO L87 Difference]: Start difference. First operand 805 states and 927 transitions. Second operand has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 13:34:35,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 13:34:35,927 INFO L93 Difference]: Finished difference Result 804 states and 926 transitions. [2025-03-17 13:34:35,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 13:34:35,928 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 2 [2025-03-17 13:34:35,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 13:34:35,931 INFO L225 Difference]: With dead ends: 804 [2025-03-17 13:34:35,931 INFO L226 Difference]: Without dead ends: 804 [2025-03-17 13:34:35,931 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 13:34:35,931 INFO L435 NwaCegarLoop]: 919 mSDtfsCounter, 10 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 1488 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2025-03-17 13:34:35,932 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 1488 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 18.4s Time] [2025-03-17 13:34:35,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2025-03-17 13:34:35,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2025-03-17 13:34:35,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 804 states, 440 states have (on average 2.0318181818181817) internal successors, (894), 784 states have internal predecessors, (894), 18 states have call successors, (18), 7 states have call predecessors, (18), 6 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2025-03-17 13:34:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 926 transitions. [2025-03-17 13:34:35,951 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 926 transitions. Word has length 2 [2025-03-17 13:34:35,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 13:34:35,951 INFO L471 AbstractCegarLoop]: Abstraction has 804 states and 926 transitions. [2025-03-17 13:34:35,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 13:34:35,951 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 926 transitions. [2025-03-17 13:34:35,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-03-17 13:34:35,951 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 13:34:35,951 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-03-17 13:34:35,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-17 13:34:36,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 13:34:36,152 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr350REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [#Ultimate.C_strcpyErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, #Ultimate.C_strcpyErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, #Ultimate.C_strcpyErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE (and 418 more)] === [2025-03-17 13:34:36,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 13:34:36,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1180381908, now seen corresponding path program 1 times [2025-03-17 13:34:36,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 13:34:36,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1221896363] [2025-03-17 13:34:36,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 13:34:36,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 13:34:36,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 13:34:36,156 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 13:34:36,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-17 13:34:42,340 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 13:34:43,060 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 13:34:43,060 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 13:34:43,060 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 13:34:43,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 1815 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-17 13:34:43,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 13:34:43,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2025-03-17 13:34:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 13:34:44,931 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 13:34:44,931 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 13:34:44,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221896363] [2025-03-17 13:34:44,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1221896363] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 13:34:44,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 13:34:44,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 13:34:44,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857448033] [2025-03-17 13:34:44,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 13:34:44,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 13:34:44,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 13:34:44,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 13:34:44,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-17 13:34:44,932 INFO L87 Difference]: Start difference. First operand 804 states and 926 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 13:34:49,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec, FloatRoundingMode], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 13:34:50,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []