./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/touch-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c00e63dc 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 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 7d8c95d427dbbfb026f0742f09fe692dbf92ae3061370359ea89b218b143a1ba --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 12:05:56,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 12:05:56,707 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2025-02-06 12:05:56,711 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 12:05:56,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 12:05:56,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 12:05:56,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 12:05:56,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 12:05:56,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 12:05:56,727 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 12:05:56,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 12:05:56,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 12:05:56,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 12:05:56,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 12:05:56,727 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 12:05:56,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 12:05:56,728 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 12:05:56,729 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 12:05:56,729 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 12:05:56,729 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 12:05:56,729 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 12:05:56,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 12:05:56,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 12:05:56,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 12:05:56,733 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 12:05:56,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 12:05:56,733 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 12:05:56,733 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 12:05:56,733 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 12:05:56,733 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 12:05:56,733 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 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 -> 7d8c95d427dbbfb026f0742f09fe692dbf92ae3061370359ea89b218b143a1ba [2025-02-06 12:05:57,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 12:05:57,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 12:05:57,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 12:05:57,049 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 12:05:57,049 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 12:05:57,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2025-02-06 12:05:58,379 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/79a0cbbec/3fcd67e2a22245d0a9367b84cec15579/FLAG303d87ebb [2025-02-06 12:05:58,798 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 12:05:58,799 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2025-02-06 12:05:58,831 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/79a0cbbec/3fcd67e2a22245d0a9367b84cec15579/FLAG303d87ebb [2025-02-06 12:05:58,846 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/79a0cbbec/3fcd67e2a22245d0a9367b84cec15579 [2025-02-06 12:05:58,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 12:05:58,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 12:05:58,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 12:05:58,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 12:05:58,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 12:05:58,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:05:58" (1/1) ... [2025-02-06 12:05:58,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a383f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:05:58, skipping insertion in model container [2025-02-06 12:05:58,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:05:58" (1/1) ... [2025-02-06 12:05:58,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 12:05:59,919 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,920 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,923 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,929 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,930 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,937 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,941 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,943 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,944 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,944 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,944 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,945 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,945 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,946 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,947 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,948 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,951 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,951 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,954 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,955 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,962 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,968 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,969 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,972 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,973 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,975 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,975 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,988 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,989 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,991 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,992 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,995 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:05:59,996 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,000 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,001 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,006 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,006 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,006 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,011 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,019 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,022 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,027 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,029 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,062 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,062 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,071 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,075 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,076 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,077 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,077 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,077 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,087 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,088 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,089 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,091 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,097 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,110 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,115 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:00,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 12:06:00,168 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) [2025-02-06 12:06:00,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f144258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:00, skipping insertion in model container [2025-02-06 12:06:00,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 12:06:00,169 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2025-02-06 12:06:00,171 INFO L158 Benchmark]: Toolchain (without parser) took 1320.17ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 61.8MB in the end (delta: 47.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-02-06 12:06:00,172 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 12:06:00,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1317.47ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 61.8MB in the end (delta: 47.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-02-06 12:06:00,173 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1317.47ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 61.8MB in the end (delta: 47.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2809]: 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-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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.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 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 7d8c95d427dbbfb026f0742f09fe692dbf92ae3061370359ea89b218b143a1ba --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 12:06:02,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 12:06:02,257 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2025-02-06 12:06:02,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 12:06:02,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 12:06:02,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 12:06:02,286 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 12:06:02,286 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 12:06:02,287 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 12:06:02,287 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 12:06:02,287 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 12:06:02,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 12:06:02,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 12:06:02,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 12:06:02,287 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 12:06:02,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 12:06:02,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 12:06:02,288 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 12:06:02,289 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 12:06:02,289 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 12:06:02,289 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 12:06:02,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 12:06:02,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 12:06:02,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 12:06:02,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 12:06:02,290 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-06 12:06:02,290 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-06 12:06:02,290 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 12:06:02,290 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 12:06:02,290 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 12:06:02,290 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 12:06:02,290 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 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 -> 7d8c95d427dbbfb026f0742f09fe692dbf92ae3061370359ea89b218b143a1ba [2025-02-06 12:06:02,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 12:06:02,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 12:06:02,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 12:06:02,609 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 12:06:02,609 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 12:06:02,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2025-02-06 12:06:03,968 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d8c3d5f85/669ccfcb8526478b997f60a3577dcf58/FLAG4a9144e0c [2025-02-06 12:06:04,282 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 12:06:04,285 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2025-02-06 12:06:04,318 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d8c3d5f85/669ccfcb8526478b997f60a3577dcf58/FLAG4a9144e0c [2025-02-06 12:06:04,337 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d8c3d5f85/669ccfcb8526478b997f60a3577dcf58 [2025-02-06 12:06:04,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 12:06:04,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 12:06:04,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 12:06:04,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 12:06:04,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 12:06:04,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:06:04" (1/1) ... [2025-02-06 12:06:04,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c920e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:04, skipping insertion in model container [2025-02-06 12:06:04,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:06:04" (1/1) ... [2025-02-06 12:06:04,410 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 12:06:05,457 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,457 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,469 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,472 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,478 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,480 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,490 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,492 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,493 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,497 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,498 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,499 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,500 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,500 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,525 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,527 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,532 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,533 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,540 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,544 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,551 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,557 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,558 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,563 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,563 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,566 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,569 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,587 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,588 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,590 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,594 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,595 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,596 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,596 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,599 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,608 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,612 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,612 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,613 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,620 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,625 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,630 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,632 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,656 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,661 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,665 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,667 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,668 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,670 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,673 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,674 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,678 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,679 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,679 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,682 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,688 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,706 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,713 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 12:06:05,777 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2025-02-06 12:06:05,798 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 12:06:05,867 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,867 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,869 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,870 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,871 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,872 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,874 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,875 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,877 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,877 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,878 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,878 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,878 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,879 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,880 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,881 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,884 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,885 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,887 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,887 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,890 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,891 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,891 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,892 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,895 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,896 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,896 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,908 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,909 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,910 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,910 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,911 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,911 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,911 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,914 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,917 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,917 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,918 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,919 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,923 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,925 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,927 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,928 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,940 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,941 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,943 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,944 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,944 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,945 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,946 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,946 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,948 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,948 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,949 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,950 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,955 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,966 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,970 WARN L1100 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2025-02-06 12:06:05,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 12:06:05,993 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 12:06:06,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 12:06:06,385 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2025-02-06 12:06:06,392 INFO L204 MainTranslator]: Completed translation [2025-02-06 12:06:06,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06 WrapperNode [2025-02-06 12:06:06,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 12:06:06,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 12:06:06,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 12:06:06,394 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 12:06:06,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,585 INFO L138 Inliner]: procedures = 684, calls = 1057, calls flagged for inlining = 38, calls inlined = 37, statements flattened = 2618 [2025-02-06 12:06:06,586 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 12:06:06,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 12:06:06,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 12:06:06,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 12:06:06,593 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,610 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,617 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2025-02-06 12:06:06,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,703 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,742 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 12:06:06,766 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 12:06:06,766 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 12:06:06,767 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 12:06:06,768 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (1/1) ... [2025-02-06 12:06:06,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 12:06:06,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 12:06:06,794 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) [2025-02-06 12:06:06,797 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 [2025-02-06 12:06:06,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure ret_ERANGE [2025-02-06 12:06:06,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ret_ERANGE [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2025-02-06 12:06:06,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2025-02-06 12:06:06,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2025-02-06 12:06:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2025-02-06 12:06:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure utimes [2025-02-06 12:06:06,821 INFO L138 BoogieDeclarations]: Found implementation of procedure utimes [2025-02-06 12:06:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2025-02-06 12:06:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 12:06:06,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 12:06:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2025-02-06 12:06:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2025-02-06 12:06:06,821 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2025-02-06 12:06:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2025-02-06 12:06:06,821 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2025-02-06 12:06:06,821 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg_and_die [2025-02-06 12:06:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg_and_die [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2025-02-06 12:06:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2025-02-06 12:06:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 12:06:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2025-02-06 12:06:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure bb_ascii_isalnum [2025-02-06 12:06:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_ascii_isalnum [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2025-02-06 12:06:06,822 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2025-02-06 12:06:06,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2025-02-06 12:06:07,319 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 12:06:07,321 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 12:06:08,359 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3702: havoc #t~ret408#1; [2025-02-06 12:06:33,831 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2624: call ULTIMATE.dealloc(bb_strtoll_~#endptr~0#1.base, bb_strtoll_~#endptr~0#1.offset);havoc bb_strtoll_~#endptr~0#1.base, bb_strtoll_~#endptr~0#1.offset; [2025-02-06 12:06:33,832 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L2769: call ULTIMATE.dealloc(getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset);havoc getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset; [2025-02-06 12:06:33,832 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3436: call ULTIMATE.dealloc(__main_~#reference_file~0#1.base, __main_~#reference_file~0#1.offset);havoc __main_~#reference_file~0#1.base, __main_~#reference_file~0#1.offset;call ULTIMATE.dealloc(__main_~#date_str~0#1.base, __main_~#date_str~0#1.offset);havoc __main_~#date_str~0#1.base, __main_~#date_str~0#1.offset;call ULTIMATE.dealloc(__main_~#timebuf~0#1.base, __main_~#timebuf~0#1.offset);havoc __main_~#timebuf~0#1.base, __main_~#timebuf~0#1.offset; [2025-02-06 12:06:33,832 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3752: havoc lutimes_#t~ret451#1; [2025-02-06 12:06:33,832 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3798: havoc getopt_long_#t~ret479#1; [2025-02-06 12:06:34,180 INFO L? ?]: Removed 2091 outVars from TransFormulas that were not future-live. [2025-02-06 12:06:34,180 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 12:06:34,233 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 12:06:34,234 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 12:06:34,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:06:34 BoogieIcfgContainer [2025-02-06 12:06:34,234 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 12:06:34,236 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 12:06:34,236 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 12:06:34,241 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 12:06:34,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 12:06:04" (1/3) ... [2025-02-06 12:06:34,242 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@714f38b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:06:34, skipping insertion in model container [2025-02-06 12:06:34,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:06:06" (2/3) ... [2025-02-06 12:06:34,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@714f38b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:06:34, skipping insertion in model container [2025-02-06 12:06:34,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:06:34" (3/3) ... [2025-02-06 12:06:34,246 INFO L128 eAbstractionObserver]: Analyzing ICFG touch-2.i [2025-02-06 12:06:34,259 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 12:06:34,262 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG touch-2.i that has 13 procedures, 1941 locations, 1 initial locations, 30 loop locations, and 853 error locations. [2025-02-06 12:06:34,326 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 12:06:34,336 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;@ae00f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 12:06:34,337 INFO L334 AbstractCegarLoop]: Starting to check reachability of 853 error locations. [2025-02-06 12:06:34,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 1941 states, 1023 states have (on average 2.0547409579667644) internal successors, (2102), 1882 states have internal predecessors, (2102), 55 states have call successors, (55), 12 states have call predecessors, (55), 12 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2025-02-06 12:06:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2025-02-06 12:06:34,355 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 12:06:34,355 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1] [2025-02-06 12:06:34,359 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr737REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [utimesErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, utimesErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, utimesErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 850 more)] === [2025-02-06 12:06:34,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 12:06:34,363 INFO L85 PathProgramCache]: Analyzing trace with hash 2287840, now seen corresponding path program 1 times [2025-02-06 12:06:34,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 12:06:34,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [755488442] [2025-02-06 12:06:34,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 12:06:34,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 12:06:34,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 12:06:34,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 12:06:34,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-06 12:06:35,541 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 12:06:36,129 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 12:06:36,130 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 12:06:36,130 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 12:06:36,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 1097 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-06 12:06:36,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 12:06:36,449 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 [2025-02-06 12:06:36,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 12:06:36,848 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 12:06:36,848 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 12:06:36,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755488442] [2025-02-06 12:06:36,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755488442] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 12:06:36,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 12:06:36,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 12:06:36,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887128433] [2025-02-06 12:06:36,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 12:06:36,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 12:06:36,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 12:06:36,873 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 12:06:36,873 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 12:06:36,877 INFO L87 Difference]: Start difference. First operand has 1941 states, 1023 states have (on average 2.0547409579667644) internal successors, (2102), 1882 states have internal predecessors, (2102), 55 states have call successors, (55), 12 states have call predecessors, (55), 12 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 12:06:40,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec, FloatRoundingMode], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 12:06:42,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []