./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2593602351cb34686025dea9c261b26d1cca1858dfe926a7fd5af83beb181488 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 16:20:37,420 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 16:20:37,476 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 16:20:37,480 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 16:20:37,480 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 16:20:37,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 16:20:37,508 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 16:20:37,508 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 16:20:37,509 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 16:20:37,511 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 16:20:37,511 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 16:20:37,511 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 16:20:37,512 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 16:20:37,512 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 16:20:37,512 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 16:20:37,513 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 16:20:37,513 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 16:20:37,513 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 16:20:37,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 16:20:37,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 16:20:37,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 16:20:37,517 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 16:20:37,518 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 16:20:37,518 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 16:20:37,518 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 16:20:37,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 16:20:37,518 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 16:20:37,519 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 16:20:37,519 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 16:20:37,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 16:20:37,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 16:20:37,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 16:20:37,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 16:20:37,520 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 16:20:37,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 16:20:37,520 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 16:20:37,520 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 16:20:37,521 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 16:20:37,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 16:20:37,525 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2593602351cb34686025dea9c261b26d1cca1858dfe926a7fd5af83beb181488 [2024-10-14 16:20:37,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 16:20:37,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 16:20:37,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 16:20:37,768 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 16:20:37,768 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 16:20:37,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i [2024-10-14 16:20:39,180 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 16:20:39,552 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 16:20:39,553 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i [2024-10-14 16:20:39,593 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65872a474/db644a64021d433181a25b83b23f463d/FLAGf2e4c2d8d [2024-10-14 16:20:39,609 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65872a474/db644a64021d433181a25b83b23f463d [2024-10-14 16:20:39,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 16:20:39,616 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 16:20:39,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 16:20:39,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 16:20:39,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 16:20:39,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:20:39" (1/1) ... [2024-10-14 16:20:39,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17837739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:20:39, skipping insertion in model container [2024-10-14 16:20:39,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:20:39" (1/1) ... [2024-10-14 16:20:39,701 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 16:20:40,801 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101365,101378] [2024-10-14 16:20:40,805 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101541,101554] [2024-10-14 16:20:40,807 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101714,101727] [2024-10-14 16:20:40,808 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101925,101938] [2024-10-14 16:20:40,809 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[102238,102251] [2024-10-14 16:20:40,816 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[104385,104398] [2024-10-14 16:20:40,830 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[106746,106759] [2024-10-14 16:20:40,835 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107198,107211] [2024-10-14 16:20:40,837 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107551,107564] [2024-10-14 16:20:40,839 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[108090,108103] [2024-10-14 16:20:40,842 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109009,109022] [2024-10-14 16:20:40,843 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109362,109375] [2024-10-14 16:20:40,845 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109903,109916] [2024-10-14 16:20:40,847 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[110636,110649] [2024-10-14 16:20:40,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:20:40,946 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 16:20:41,028 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101365,101378] [2024-10-14 16:20:41,031 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101541,101554] [2024-10-14 16:20:41,033 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101714,101727] [2024-10-14 16:20:41,033 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101925,101938] [2024-10-14 16:20:41,035 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[102238,102251] [2024-10-14 16:20:41,043 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[104385,104398] [2024-10-14 16:20:41,049 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[106746,106759] [2024-10-14 16:20:41,050 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107198,107211] [2024-10-14 16:20:41,053 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107551,107564] [2024-10-14 16:20:41,054 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[108090,108103] [2024-10-14 16:20:41,057 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109009,109022] [2024-10-14 16:20:41,058 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109362,109375] [2024-10-14 16:20:41,060 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109903,109916] [2024-10-14 16:20:41,063 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[110636,110649] [2024-10-14 16:20:41,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:20:41,287 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: fflush, strtoull, strtol, strstr, putchar, strtoll [2024-10-14 16:20:41,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b0fcc5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:20:41, skipping insertion in model container [2024-10-14 16:20:41,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 16:20:41,289 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 16:20:41,290 INFO L158 Benchmark]: Toolchain (without parser) took 1673.81ms. Allocated memory is still 159.4MB. Free memory was 85.7MB in the beginning and 99.6MB in the end (delta: -13.9MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2024-10-14 16:20:41,291 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.9MB in the end (delta: 251.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 16:20:41,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1670.50ms. Allocated memory is still 159.4MB. Free memory was 85.3MB in the beginning and 99.6MB in the end (delta: -14.3MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2024-10-14 16:20:41,293 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.9MB in the end (delta: 251.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1670.50ms. Allocated memory is still 159.4MB. Free memory was 85.3MB in the beginning and 99.6MB in the end (delta: -14.3MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: fflush, strtoull, strtol, strstr, putchar, strtoll 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/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2593602351cb34686025dea9c261b26d1cca1858dfe926a7fd5af83beb181488 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 16:20:43,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 16:20:43,415 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-14 16:20:43,423 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 16:20:43,423 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 16:20:43,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 16:20:43,459 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 16:20:43,460 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 16:20:43,460 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 16:20:43,462 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 16:20:43,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 16:20:43,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 16:20:43,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 16:20:43,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 16:20:43,464 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 16:20:43,468 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 16:20:43,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 16:20:43,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 16:20:43,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 16:20:43,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 16:20:43,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 16:20:43,470 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 16:20:43,470 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 16:20:43,470 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 16:20:43,470 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 16:20:43,471 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 16:20:43,471 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 16:20:43,471 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 16:20:43,471 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 16:20:43,472 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 16:20:43,472 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 16:20:43,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 16:20:43,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 16:20:43,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 16:20:43,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 16:20:43,475 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 16:20:43,476 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 16:20:43,476 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 16:20:43,476 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 16:20:43,476 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 16:20:43,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 16:20:43,477 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 16:20:43,477 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2593602351cb34686025dea9c261b26d1cca1858dfe926a7fd5af83beb181488 [2024-10-14 16:20:43,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 16:20:43,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 16:20:43,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 16:20:43,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 16:20:43,829 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 16:20:43,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i [2024-10-14 16:20:45,358 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 16:20:45,744 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 16:20:45,745 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i [2024-10-14 16:20:45,783 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aab7214f/fce92f73b861466db794b103b5a66ebb/FLAG095d13fff [2024-10-14 16:20:45,798 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aab7214f/fce92f73b861466db794b103b5a66ebb [2024-10-14 16:20:45,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 16:20:45,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 16:20:45,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 16:20:45,804 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 16:20:45,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 16:20:45,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:20:45" (1/1) ... [2024-10-14 16:20:45,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b99cc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:20:45, skipping insertion in model container [2024-10-14 16:20:45,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:20:45" (1/1) ... [2024-10-14 16:20:45,881 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 16:20:47,070 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101365,101378] [2024-10-14 16:20:47,075 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101541,101554] [2024-10-14 16:20:47,076 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101714,101727] [2024-10-14 16:20:47,077 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101925,101938] [2024-10-14 16:20:47,079 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[102238,102251] [2024-10-14 16:20:47,087 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[104385,104398] [2024-10-14 16:20:47,104 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[106746,106759] [2024-10-14 16:20:47,107 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107198,107211] [2024-10-14 16:20:47,109 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107551,107564] [2024-10-14 16:20:47,111 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[108090,108103] [2024-10-14 16:20:47,115 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109009,109022] [2024-10-14 16:20:47,117 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109362,109375] [2024-10-14 16:20:47,119 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109903,109916] [2024-10-14 16:20:47,125 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[110636,110649] [2024-10-14 16:20:47,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:20:47,232 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-14 16:20:47,268 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 16:20:47,334 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101365,101378] [2024-10-14 16:20:47,335 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101541,101554] [2024-10-14 16:20:47,336 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101714,101727] [2024-10-14 16:20:47,336 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101925,101938] [2024-10-14 16:20:47,337 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[102238,102251] [2024-10-14 16:20:47,342 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[104385,104398] [2024-10-14 16:20:47,347 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[106746,106759] [2024-10-14 16:20:47,348 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107198,107211] [2024-10-14 16:20:47,349 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107551,107564] [2024-10-14 16:20:47,350 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[108090,108103] [2024-10-14 16:20:47,353 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109009,109022] [2024-10-14 16:20:47,354 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109362,109375] [2024-10-14 16:20:47,355 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109903,109916] [2024-10-14 16:20:47,357 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[110636,110649] [2024-10-14 16:20:47,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:20:47,436 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 16:20:47,504 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101365,101378] [2024-10-14 16:20:47,505 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101541,101554] [2024-10-14 16:20:47,506 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101714,101727] [2024-10-14 16:20:47,507 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[101925,101938] [2024-10-14 16:20:47,509 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[102238,102251] [2024-10-14 16:20:47,514 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[104385,104398] [2024-10-14 16:20:47,550 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[106746,106759] [2024-10-14 16:20:47,553 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107198,107211] [2024-10-14 16:20:47,554 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[107551,107564] [2024-10-14 16:20:47,555 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[108090,108103] [2024-10-14 16:20:47,558 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109009,109022] [2024-10-14 16:20:47,559 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109362,109375] [2024-10-14 16:20:47,563 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[109903,109916] [2024-10-14 16:20:47,565 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-3.i[110636,110649] [2024-10-14 16:20:47,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:20:47,829 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: fflush, strtoull, strtol, strstr, putchar, strtoll [2024-10-14 16:20:47,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7164633c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:20:47, skipping insertion in model container [2024-10-14 16:20:47,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 16:20:47,834 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 16:20:47,836 INFO L158 Benchmark]: Toolchain (without parser) took 2032.40ms. Allocated memory was 65.0MB in the beginning and 111.1MB in the end (delta: 46.1MB). Free memory was 38.2MB in the beginning and 58.7MB in the end (delta: -20.5MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2024-10-14 16:20:47,836 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 46.1MB. Free memory was 27.7MB in the beginning and 27.6MB in the end (delta: 60.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 16:20:47,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2030.45ms. Allocated memory was 65.0MB in the beginning and 111.1MB in the end (delta: 46.1MB). Free memory was 38.0MB in the beginning and 58.7MB in the end (delta: -20.7MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2024-10-14 16:20:47,859 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 46.1MB. Free memory was 27.7MB in the beginning and 27.6MB in the end (delta: 60.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2030.45ms. Allocated memory was 65.0MB in the beginning and 111.1MB in the end (delta: 46.1MB). Free memory was 38.0MB in the beginning and 58.7MB in the end (delta: -20.7MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: fflush, strtoull, strtol, strstr, putchar, strtoll RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN