./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.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 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 03:53:29,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 03:53:29,294 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 03:53:29,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 03:53:29,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 03:53:29,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 03:53:29,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 03:53:29,328 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 03:53:29,328 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 03:53:29,329 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 03:53:29,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 03:53:29,330 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 03:53:29,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 03:53:29,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 03:53:29,332 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 03:53:29,332 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 03:53:29,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 03:53:29,333 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 03:53:29,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 03:53:29,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 03:53:29,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 03:53:29,335 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 03:53:29,337 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 03:53:29,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 03:53:29,337 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 03:53:29,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 03:53:29,338 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 03:53:29,338 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 03:53:29,338 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 03:53:29,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 03:53:29,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 03:53:29,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 03:53:29,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 03:53:29,339 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 03:53:29,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 03:53:29,339 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 03:53:29,340 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 03:53:29,340 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 03:53:29,340 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 03:53:29,341 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 [2024-11-19 03:53:29,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 03:53:29,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 03:53:29,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 03:53:29,568 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 03:53:29,568 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 03:53:29,569 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2024-11-19 03:53:30,819 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 03:53:31,181 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 03:53:31,181 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2024-11-19 03:53:31,225 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2494a28b2/4e4de056cbf6468086c916a9dcafb5b2/FLAG8aa7529d3 [2024-11-19 03:53:31,382 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2494a28b2/4e4de056cbf6468086c916a9dcafb5b2 [2024-11-19 03:53:31,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 03:53:31,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 03:53:31,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 03:53:31,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 03:53:31,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 03:53:31,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:53:31" (1/1) ... [2024-11-19 03:53:31,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e3acc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:31, skipping insertion in model container [2024-11-19 03:53:31,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:53:31" (1/1) ... [2024-11-19 03:53:31,520 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 03:53:32,353 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i[239406,239419] [2024-11-19 03:53:32,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 03:53:32,429 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 03:53:32,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5698] [2024-11-19 03:53:32,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5705] [2024-11-19 03:53:32,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (831), "i" (12UL)); [5838-5839] [2024-11-19 03:53:32,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (43UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5844-5846] [2024-11-19 03:53:32,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (836), "i" (12UL)); [5868-5869] [2024-11-19 03:53:32,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5874-5876] [2024-11-19 03:53:32,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (841), "i" (12UL)); [5897-5898] [2024-11-19 03:53:32,556 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5903-5905] [2024-11-19 03:53:32,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5969] [2024-11-19 03:53:32,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5977] [2024-11-19 03:53:32,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5984] [2024-11-19 03:53:32,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5992] [2024-11-19 03:53:32,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [6000] [2024-11-19 03:53:32,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [6007] [2024-11-19 03:53:32,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [6014] [2024-11-19 03:53:32,654 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i[239406,239419] [2024-11-19 03:53:32,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 03:53:32,794 INFO L204 MainTranslator]: Completed translation [2024-11-19 03:53:32,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32 WrapperNode [2024-11-19 03:53:32,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 03:53:32,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 03:53:32,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 03:53:32,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 03:53:32,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:32,853 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:32,936 INFO L138 Inliner]: procedures = 178, calls = 1239, calls flagged for inlining = 86, calls inlined = 83, statements flattened = 3111 [2024-11-19 03:53:32,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 03:53:32,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 03:53:32,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 03:53:32,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 03:53:32,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:32,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:32,971 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:33,092 INFO L175 MemorySlicer]: Split 680 memory accesses to 20 slices as follows [2, 4, 70, 25, 5, 4, 4, 16, 1, 6, 3, 8, 3, 410, 35, 6, 21, 48, 5, 4]. 60 percent of accesses are in the largest equivalence class. The 103 initializations are split as follows [2, 4, 0, 25, 5, 0, 0, 16, 0, 6, 3, 8, 0, 5, 0, 4, 21, 0, 0, 4]. The 438 writes are split as follows [0, 0, 60, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 294, 30, 0, 0, 48, 4, 0]. [2024-11-19 03:53:33,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:33,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:33,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:33,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:33,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:33,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:33,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 03:53:33,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 03:53:33,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 03:53:33,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 03:53:33,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (1/1) ... [2024-11-19 03:53:33,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 03:53:33,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 03:53:33,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 03:53:33,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 03:53:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 03:53:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 03:53:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 03:53:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 03:53:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 03:53:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 03:53:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 03:53:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 03:53:33,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 03:53:33,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 03:53:33,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-19 03:53:33,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-19 03:53:33,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-19 03:53:33,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-19 03:53:33,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-19 03:53:33,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure el3_config [2024-11-19 03:53:33,344 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_config [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 03:53:33,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-19 03:53:33,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-19 03:53:33,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-19 03:53:33,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 03:53:33,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 03:53:33,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-19 03:53:33,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-19 03:53:33,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-19 03:53:33,349 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-11-19 03:53:33,349 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-11-19 03:53:33,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2024-11-19 03:53:33,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2024-11-19 03:53:33,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-19 03:53:33,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-19 03:53:33,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-19 03:53:33,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-19 03:53:33,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 03:53:33,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 03:53:33,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-19 03:53:33,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-19 03:53:33,349 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2024-11-19 03:53:33,350 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2024-11-19 03:53:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-19 03:53:33,350 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-19 03:53:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 03:53:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 03:53:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 03:53:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-19 03:53:33,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-19 03:53:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-19 03:53:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-19 03:53:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-19 03:53:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-19 03:53:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-19 03:53:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-19 03:53:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-19 03:53:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-19 03:53:33,354 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-19 03:53:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-19 03:53:33,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-19 03:53:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-19 03:53:33,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-19 03:53:33,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 03:53:33,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 03:53:33,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-19 03:53:33,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-19 03:53:33,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 03:53:33,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 03:53:33,356 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-19 03:53:33,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-19 03:53:33,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 03:53:33,356 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_reset [2024-11-19 03:53:33,356 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_reset [2024-11-19 03:53:33,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 03:53:33,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2024-11-19 03:53:33,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2024-11-19 03:53:33,357 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2024-11-19 03:53:33,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_present [2024-11-19 03:53:33,357 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-19 03:53:33,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-19 03:53:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 03:53:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 03:53:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 03:53:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 03:53:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 03:53:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 03:53:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 03:53:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 03:53:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 03:53:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 03:53:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 03:53:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-19 03:53:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-19 03:53:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-19 03:53:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-19 03:53:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-19 03:53:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-19 03:53:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-19 03:53:33,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-19 03:53:33,362 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure el3_rx [2024-11-19 03:53:33,362 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_rx [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-11-19 03:53:33,362 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 03:53:33,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 03:53:33,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 03:53:33,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 03:53:33,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 03:53:33,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 03:53:33,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-19 03:53:33,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-19 03:53:33,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-19 03:53:33,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-19 03:53:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-19 03:53:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-19 03:53:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-19 03:53:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-19 03:53:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-19 03:53:33,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-19 03:53:33,365 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-19 03:53:33,365 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-19 03:53:33,365 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-19 03:53:33,365 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-19 03:53:33,365 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_set_xcvr [2024-11-19 03:53:33,365 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_set_xcvr [2024-11-19 03:53:33,366 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_release [2024-11-19 03:53:33,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_release [2024-11-19 03:53:33,366 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2024-11-19 03:53:33,366 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2024-11-19 03:53:33,366 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-19 03:53:33,366 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-19 03:53:33,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-19 03:53:33,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-19 03:53:33,367 INFO L130 BoogieDeclarations]: Found specification of procedure el3_get_stats [2024-11-19 03:53:33,367 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_get_stats [2024-11-19 03:53:33,367 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-19 03:53:33,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-19 03:53:33,367 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_detach [2024-11-19 03:53:33,367 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_detach [2024-11-19 03:53:33,367 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_wait_for_completion [2024-11-19 03:53:33,367 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_wait_for_completion [2024-11-19 03:53:33,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 03:53:33,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-19 03:53:33,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-19 03:53:33,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-19 03:53:33,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-19 03:53:33,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-19 03:53:33,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-19 03:53:33,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-19 03:53:33,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-19 03:53:33,370 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2024-11-19 03:53:33,370 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2024-11-19 03:53:33,370 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-19 03:53:33,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-19 03:53:33,370 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-19 03:53:33,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-19 03:53:33,371 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-19 03:53:33,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-19 03:53:33,371 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-19 03:53:33,371 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-19 03:53:33,371 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-19 03:53:33,371 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-19 03:53:33,371 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-11-19 03:53:33,371 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-11-19 03:53:33,371 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-19 03:53:33,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-19 03:53:33,372 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-19 03:53:33,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-19 03:53:33,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure pop_tx_status [2024-11-19 03:53:33,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pop_tx_status [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 03:53:33,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-19 03:53:33,373 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-19 03:53:33,374 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-19 03:53:33,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 03:53:33,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 03:53:33,376 INFO L130 BoogieDeclarations]: Found specification of procedure el3_tx_timeout [2024-11-19 03:53:33,376 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_tx_timeout [2024-11-19 03:53:33,844 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 03:53:33,847 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 03:53:33,925 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 03:53:43,995 INFO L? ?]: Removed 965 outVars from TransFormulas that were not future-live. [2024-11-19 03:53:43,995 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 03:53:44,025 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 03:53:44,026 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 03:53:44,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:53:44 BoogieIcfgContainer [2024-11-19 03:53:44,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 03:53:44,028 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 03:53:44,028 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 03:53:44,030 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 03:53:44,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 03:53:31" (1/3) ... [2024-11-19 03:53:44,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e1348b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:53:44, skipping insertion in model container [2024-11-19 03:53:44,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:53:32" (2/3) ... [2024-11-19 03:53:44,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e1348b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:53:44, skipping insertion in model container [2024-11-19 03:53:44,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:53:44" (3/3) ... [2024-11-19 03:53:44,032 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--3com--3c589_cs.ko-entry_point.cil.out.i [2024-11-19 03:53:44,044 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 03:53:44,044 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 03:53:44,119 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 03:53:44,124 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@223fa052, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 03:53:44,124 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 03:53:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand has 1102 states, 782 states have (on average 1.3925831202046035) internal successors, (1089), 820 states have internal predecessors, (1089), 269 states have call successors, (269), 50 states have call predecessors, (269), 49 states have return successors, (263), 254 states have call predecessors, (263), 263 states have call successors, (263) [2024-11-19 03:53:44,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-19 03:53:44,171 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:53:44,172 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 03:53:44,173 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:53:44,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:53:44,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1605609999, now seen corresponding path program 1 times [2024-11-19 03:53:44,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:53:44,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132291967] [2024-11-19 03:53:44,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:53:44,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:53:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:53:51,009 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-19 03:53:51,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:53:51,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132291967] [2024-11-19 03:53:51,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132291967] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 03:53:51,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760018733] [2024-11-19 03:53:51,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:53:51,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 03:53:51,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 03:53:51,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 03:53:51,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 03:53:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:53:57,751 INFO L255 TraceCheckSpWp]: Trace formula consists of 4645 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 03:53:57,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 03:53:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-19 03:53:57,800 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 03:53:57,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1760018733] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:53:57,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 03:53:57,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-19 03:53:57,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797403688] [2024-11-19 03:53:57,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:53:57,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 03:53:57,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:53:57,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 03:53:57,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 03:53:57,834 INFO L87 Difference]: Start difference. First operand has 1102 states, 782 states have (on average 1.3925831202046035) internal successors, (1089), 820 states have internal predecessors, (1089), 269 states have call successors, (269), 50 states have call predecessors, (269), 49 states have return successors, (263), 254 states have call predecessors, (263), 263 states have call successors, (263) Second operand has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-19 03:53:57,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:53:57,943 INFO L93 Difference]: Finished difference Result 2199 states and 3270 transitions. [2024-11-19 03:53:57,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 03:53:57,945 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 210 [2024-11-19 03:53:57,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:53:57,967 INFO L225 Difference]: With dead ends: 2199 [2024-11-19 03:53:57,968 INFO L226 Difference]: Without dead ends: 1083 [2024-11-19 03:53:57,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 03:53:57,983 INFO L432 NwaCegarLoop]: 1612 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1612 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 03:53:57,984 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1612 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 03:53:58,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2024-11-19 03:53:58,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1083. [2024-11-19 03:53:58,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1083 states, 771 states have (on average 1.3748378728923476) internal successors, (1060), 801 states have internal predecessors, (1060), 263 states have call successors, (263), 49 states have call predecessors, (263), 48 states have return successors, (262), 253 states have call predecessors, (262), 262 states have call successors, (262) [2024-11-19 03:53:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 1083 states and 1585 transitions. [2024-11-19 03:53:58,101 INFO L78 Accepts]: Start accepts. Automaton has 1083 states and 1585 transitions. Word has length 210 [2024-11-19 03:53:58,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:53:58,101 INFO L471 AbstractCegarLoop]: Abstraction has 1083 states and 1585 transitions. [2024-11-19 03:53:58,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-19 03:53:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1585 transitions. [2024-11-19 03:53:58,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-19 03:53:58,111 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:53:58,111 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 03:53:58,133 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-19 03:53:58,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-19 03:53:58,313 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:53:58,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:53:58,313 INFO L85 PathProgramCache]: Analyzing trace with hash 2047828181, now seen corresponding path program 1 times [2024-11-19 03:53:58,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:53:58,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861121358] [2024-11-19 03:53:58,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:53:58,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:54:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:54:04,852 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-11-19 03:54:04,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:54:04,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861121358] [2024-11-19 03:54:04,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861121358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:54:04,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:54:04,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 03:54:04,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719078486] [2024-11-19 03:54:04,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:54:04,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 03:54:04,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:54:04,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 03:54:04,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-19 03:54:04,858 INFO L87 Difference]: Start difference. First operand 1083 states and 1585 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-19 03:54:08,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 03:54:22,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:54:22,651 INFO L93 Difference]: Finished difference Result 5342 states and 7833 transitions. [2024-11-19 03:54:22,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 03:54:22,652 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 209 [2024-11-19 03:54:22,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:54:22,677 INFO L225 Difference]: With dead ends: 5342 [2024-11-19 03:54:22,677 INFO L226 Difference]: Without dead ends: 4276 [2024-11-19 03:54:22,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-19 03:54:22,684 INFO L432 NwaCegarLoop]: 1606 mSDtfsCounter, 6745 mSDsluCounter, 3637 mSDsCounter, 0 mSdLazyCounter, 1065 mSolverCounterSat, 1045 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6745 SdHoareTripleChecker+Valid, 5243 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1045 IncrementalHoareTripleChecker+Valid, 1065 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.4s IncrementalHoareTripleChecker+Time [2024-11-19 03:54:22,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6745 Valid, 5243 Invalid, 2111 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1045 Valid, 1065 Invalid, 1 Unknown, 0 Unchecked, 17.4s Time] [2024-11-19 03:54:22,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2024-11-19 03:54:22,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 4266. [2024-11-19 03:54:22,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4266 states, 3042 states have (on average 1.3757396449704142) internal successors, (4185), 3159 states have internal predecessors, (4185), 1031 states have call successors, (1031), 193 states have call predecessors, (1031), 192 states have return successors, (1036), 997 states have call predecessors, (1036), 1030 states have call successors, (1036) [2024-11-19 03:54:22,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 4266 states and 6252 transitions. [2024-11-19 03:54:22,826 INFO L78 Accepts]: Start accepts. Automaton has 4266 states and 6252 transitions. Word has length 209 [2024-11-19 03:54:22,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:54:22,827 INFO L471 AbstractCegarLoop]: Abstraction has 4266 states and 6252 transitions. [2024-11-19 03:54:22,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-19 03:54:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 4266 states and 6252 transitions. [2024-11-19 03:54:22,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-19 03:54:22,837 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:54:22,837 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 03:54:22,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 03:54:22,837 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:54:22,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:54:22,838 INFO L85 PathProgramCache]: Analyzing trace with hash -1184894323, now seen corresponding path program 1 times [2024-11-19 03:54:22,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:54:22,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394946697] [2024-11-19 03:54:22,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:54:22,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:54:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:54:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-11-19 03:54:29,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:54:29,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394946697] [2024-11-19 03:54:29,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394946697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:54:29,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:54:29,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 03:54:29,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930637864] [2024-11-19 03:54:29,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:54:29,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 03:54:29,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:54:29,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 03:54:29,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-19 03:54:29,230 INFO L87 Difference]: Start difference. First operand 4266 states and 6252 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-19 03:54:33,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 03:54:53,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:54:53,962 INFO L93 Difference]: Finished difference Result 21216 states and 31126 transitions. [2024-11-19 03:54:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 03:54:53,962 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 207 [2024-11-19 03:54:53,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:54:54,058 INFO L225 Difference]: With dead ends: 21216 [2024-11-19 03:54:54,058 INFO L226 Difference]: Without dead ends: 16967 [2024-11-19 03:54:54,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-19 03:54:54,090 INFO L432 NwaCegarLoop]: 1616 mSDtfsCounter, 5706 mSDsluCounter, 4657 mSDsCounter, 0 mSdLazyCounter, 1582 mSolverCounterSat, 534 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5706 SdHoareTripleChecker+Valid, 6273 SdHoareTripleChecker+Invalid, 2117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 534 IncrementalHoareTripleChecker+Valid, 1582 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2024-11-19 03:54:54,090 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5706 Valid, 6273 Invalid, 2117 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [534 Valid, 1582 Invalid, 1 Unknown, 0 Unchecked, 24.2s Time] [2024-11-19 03:54:54,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16967 states. [2024-11-19 03:54:54,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16967 to 16942. [2024-11-19 03:54:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16942 states, 12095 states have (on average 1.3738735014468788) internal successors, (16617), 12539 states have internal predecessors, (16617), 4086 states have call successors, (4086), 765 states have call predecessors, (4086), 760 states have return successors, (4105), 3957 states have call predecessors, (4105), 4085 states have call successors, (4105) [2024-11-19 03:54:54,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16942 states to 16942 states and 24808 transitions. [2024-11-19 03:54:54,734 INFO L78 Accepts]: Start accepts. Automaton has 16942 states and 24808 transitions. Word has length 207 [2024-11-19 03:54:54,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:54:54,735 INFO L471 AbstractCegarLoop]: Abstraction has 16942 states and 24808 transitions. [2024-11-19 03:54:54,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-19 03:54:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 16942 states and 24808 transitions. [2024-11-19 03:54:54,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-19 03:54:54,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:54:54,746 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 03:54:54,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 03:54:54,747 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:54:54,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:54:54,747 INFO L85 PathProgramCache]: Analyzing trace with hash 189969049, now seen corresponding path program 1 times [2024-11-19 03:54:54,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:54:54,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51504506] [2024-11-19 03:54:54,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:54:54,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:55:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:55:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-11-19 03:55:01,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:55:01,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51504506] [2024-11-19 03:55:01,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51504506] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:55:01,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:55:01,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 03:55:01,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711686589] [2024-11-19 03:55:01,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:55:01,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 03:55:01,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:55:01,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 03:55:01,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-19 03:55:01,238 INFO L87 Difference]: Start difference. First operand 16942 states and 24808 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)