./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 803cd42f 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 ../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-803cd42-m [2024-11-22 15:52:58,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 15:52:58,744 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 15:52:58,747 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 15:52:58,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 15:52:58,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 15:52:58,767 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 15:52:58,768 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 15:52:58,768 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 15:52:58,768 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 15:52:58,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 15:52:58,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 15:52:58,769 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 15:52:58,769 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 15:52:58,770 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 15:52:58,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 15:52:58,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 15:52:58,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 15:52:58,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 15:52:58,771 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 15:52:58,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 15:52:58,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 15:52:58,775 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 15:52:58,775 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 15:52:58,775 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 15:52:58,775 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 15:52:58,779 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 15:52:58,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 15:52:58,779 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 15:52:58,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:52:58,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 15:52:58,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 15:52:58,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 15:52:58,781 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 15:52:58,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 15:52:58,781 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 15:52:58,781 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 15:52:58,782 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 15:52:58,782 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 15:52:58,782 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983ce5e5a67d7f1a953a7dc1806bc74e6e7b7100ad78daf1e74f2f1bd8e39c48 [2024-11-22 15:52:58,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 15:52:59,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 15:52:59,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 15:52:59,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 15:52:59,019 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 15:52:59,020 INFO L431 ainManager$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 [2024-11-22 15:53:00,437 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 15:53:00,825 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 15:53:00,826 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 [2024-11-22 15:53:00,865 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e0076c9d/232da2ffa6754064a8f34650b32df1cc/FLAG9cf143c23 [2024-11-22 15:53:01,008 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e0076c9d/232da2ffa6754064a8f34650b32df1cc [2024-11-22 15:53:01,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 15:53:01,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 15:53:01,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 15:53:01,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 15:53:01,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 15:53:01,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:53:01" (1/1) ... [2024-11-22 15:53:01,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424bb4b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:01, skipping insertion in model container [2024-11-22 15:53:01,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:53:01" (1/1) ... [2024-11-22 15:53:01,145 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 15:53:02,256 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] [2024-11-22 15:53:02,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:53:02,346 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 15:53:02,563 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] [2024-11-22 15:53:02,573 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] [2024-11-22 15:53:02,581 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] [2024-11-22 15:53:02,581 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] [2024-11-22 15:53:02,582 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] [2024-11-22 15:53:02,582 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] [2024-11-22 15:53:02,587 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] [2024-11-22 15:53:02,587 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] [2024-11-22 15:53:02,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5969] [2024-11-22 15:53:02,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5977] [2024-11-22 15:53:02,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5984] [2024-11-22 15:53:02,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5992] [2024-11-22 15:53:02,589 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [6000] [2024-11-22 15:53:02,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [6007] [2024-11-22 15:53:02,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [6014] [2024-11-22 15:53:02,713 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] [2024-11-22 15:53:02,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:53:02,857 INFO L204 MainTranslator]: Completed translation [2024-11-22 15:53:02,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02 WrapperNode [2024-11-22 15:53:02,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 15:53:02,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 15:53:02,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 15:53:02,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 15:53:02,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:02,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,102 INFO L138 Inliner]: procedures = 178, calls = 1239, calls flagged for inlining = 86, calls inlined = 83, statements flattened = 3111 [2024-11-22 15:53:03,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 15:53:03,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 15:53:03,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 15:53:03,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 15:53:03,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,146 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,294 INFO L175 MemorySlicer]: Split 680 memory accesses to 20 slices as follows [2, 4, 70, 4, 3, 5, 16, 6, 3, 410, 8, 35, 1, 5, 4, 6, 21, 25, 48, 4]. 60 percent of accesses are in the largest equivalence class. The 103 initializations are split as follows [2, 4, 0, 0, 0, 5, 16, 6, 3, 5, 8, 0, 0, 0, 0, 4, 21, 25, 0, 4]. The 438 writes are split as follows [0, 0, 60, 2, 0, 0, 0, 0, 0, 294, 0, 30, 0, 4, 0, 0, 0, 0, 48, 0]. [2024-11-22 15:53:03,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,295 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 15:53:03,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 15:53:03,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 15:53:03,444 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 15:53:03,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (1/1) ... [2024-11-22 15:53:03,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:53:03,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:53:03,482 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) [2024-11-22 15:53:03,485 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 [2024-11-22 15:53:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 15:53:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 15:53:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 15:53:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 15:53:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 15:53:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 15:53:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 15:53:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 15:53:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 15:53:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 15:53:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 15:53:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 15:53:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 15:53:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 15:53:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-22 15:53:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-22 15:53:03,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-22 15:53:03,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-22 15:53:03,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-22 15:53:03,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-22 15:53:03,526 INFO L130 BoogieDeclarations]: Found specification of procedure el3_config [2024-11-22 15:53:03,526 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_config [2024-11-22 15:53:03,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 15:53:03,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 15:53:03,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 15:53:03,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 15:53:03,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 15:53:03,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 15:53:03,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 15:53:03,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 15:53:03,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 15:53:03,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 15:53:03,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 15:53:03,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 15:53:03,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 15:53:03,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-22 15:53:03,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-22 15:53:03,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-22 15:53:03,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-22 15:53:03,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-22 15:53:03,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-22 15:53:03,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-22 15:53:03,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 15:53:03,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 15:53:03,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 15:53:03,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 15:53:03,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 15:53:03,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 15:53:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-22 15:53:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-22 15:53:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-22 15:53:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-22 15:53:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-22 15:53:03,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-22 15:53:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 15:53:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 15:53:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-11-22 15:53:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-11-22 15:53:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2024-11-22 15:53:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2024-11-22 15:53:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-22 15:53:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-22 15:53:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-22 15:53:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-22 15:53:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 15:53:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 15:53:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-22 15:53:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-22 15:53:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2024-11-22 15:53:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2024-11-22 15:53:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-22 15:53:03,540 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 15:53:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 15:53:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 15:53:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-22 15:53:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-22 15:53:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-22 15:53:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-22 15:53:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-22 15:53:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-22 15:53:03,544 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-11-22 15:53:03,544 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-11-22 15:53:03,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-22 15:53:03,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-22 15:53:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-22 15:53:03,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-22 15:53:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 15:53:03,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 15:53:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-22 15:53:03,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-22 15:53:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 15:53:03,549 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 15:53:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-22 15:53:03,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-22 15:53:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 15:53:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_reset [2024-11-22 15:53:03,549 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_reset [2024-11-22 15:53:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 15:53:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2024-11-22 15:53:03,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2024-11-22 15:53:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_dev_present [2024-11-22 15:53:03,549 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_dev_present [2024-11-22 15:53:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2024-11-22 15:53:03,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 15:53:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 15:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 15:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-22 15:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-22 15:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-22 15:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-22 15:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-22 15:53:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-22 15:53:03,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-22 15:53:03,553 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-11-22 15:53:03,553 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-11-22 15:53:03,553 INFO L130 BoogieDeclarations]: Found specification of procedure el3_rx [2024-11-22 15:53:03,553 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_rx [2024-11-22 15:53:03,557 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-11-22 15:53:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-11-22 15:53:03,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 15:53:03,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 15:53:03,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-22 15:53:03,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-22 15:53:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-22 15:53:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-22 15:53:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-22 15:53:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-22 15:53:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-22 15:53:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-22 15:53:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-22 15:53:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_set_xcvr [2024-11-22 15:53:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_set_xcvr [2024-11-22 15:53:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_release [2024-11-22 15:53:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_release [2024-11-22 15:53:03,559 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2024-11-22 15:53:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2024-11-22 15:53:03,560 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-22 15:53:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-22 15:53:03,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-22 15:53:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-22 15:53:03,560 INFO L130 BoogieDeclarations]: Found specification of procedure el3_get_stats [2024-11-22 15:53:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_get_stats [2024-11-22 15:53:03,560 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-22 15:53:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-22 15:53:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_detach [2024-11-22 15:53:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_detach [2024-11-22 15:53:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure tc589_wait_for_completion [2024-11-22 15:53:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure tc589_wait_for_completion [2024-11-22 15:53:03,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 15:53:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 15:53:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 15:53:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 15:53:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 15:53:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 15:53:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-22 15:53:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-22 15:53:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2024-11-22 15:53:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2024-11-22 15:53:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-22 15:53:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-22 15:53:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-22 15:53:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-22 15:53:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-22 15:53:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-22 15:53:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-22 15:53:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-22 15:53:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-22 15:53:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-22 15:53:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-11-22 15:53:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-11-22 15:53:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-22 15:53:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-22 15:53:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-22 15:53:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-22 15:53:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-22 15:53:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-22 15:53:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-22 15:53:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-22 15:53:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure pop_tx_status [2024-11-22 15:53:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pop_tx_status [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 15:53:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 15:53:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 15:53:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 15:53:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-22 15:53:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-22 15:53:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-22 15:53:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-22 15:53:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-22 15:53:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-22 15:53:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2024-11-22 15:53:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2024-11-22 15:53:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 15:53:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 15:53:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure el3_tx_timeout [2024-11-22 15:53:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure el3_tx_timeout [2024-11-22 15:53:04,020 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 15:53:04,024 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 15:53:04,087 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 15:53:17,526 INFO L? ?]: Removed 965 outVars from TransFormulas that were not future-live. [2024-11-22 15:53:17,526 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 15:53:17,560 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 15:53:17,561 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 15:53:17,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:53:17 BoogieIcfgContainer [2024-11-22 15:53:17,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 15:53:17,565 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 15:53:17,565 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 15:53:17,568 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 15:53:17,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:53:01" (1/3) ... [2024-11-22 15:53:17,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1247ed2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:53:17, skipping insertion in model container [2024-11-22 15:53:17,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:53:02" (2/3) ... [2024-11-22 15:53:17,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1247ed2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:53:17, skipping insertion in model container [2024-11-22 15:53:17,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:53:17" (3/3) ... [2024-11-22 15:53:17,571 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 [2024-11-22 15:53:17,583 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 15:53:17,584 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 15:53:17,664 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 15:53:17,672 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;@3b6c5d74, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 15:53:17,672 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 15:53:17,679 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) [2024-11-22 15:53:17,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-22 15:53:17,721 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:53:17,722 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] [2024-11-22 15:53:17,722 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:53:17,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:53:17,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1605609999, now seen corresponding path program 1 times [2024-11-22 15:53:17,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:53:17,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396110466] [2024-11-22 15:53:17,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:53:17,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:53:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:53:25,162 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-22 15:53:25,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:53:25,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396110466] [2024-11-22 15:53:25,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396110466] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 15:53:25,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296715445] [2024-11-22 15:53:25,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:53:25,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 15:53:25,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:53:25,169 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) [2024-11-22 15:53:25,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 15:53:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:53:32,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 4645 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 15:53:32,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 15:53:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-22 15:53:32,218 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 15:53:32,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296715445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:53:32,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 15:53:32,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-22 15:53:32,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401759681] [2024-11-22 15:53:32,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:53:32,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 15:53:32,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:53:32,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 15:53:32,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 15:53:32,261 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) [2024-11-22 15:53:32,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:53:32,423 INFO L93 Difference]: Finished difference Result 2199 states and 3270 transitions. [2024-11-22 15:53:32,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 15:53:32,434 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 [2024-11-22 15:53:32,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:53:32,455 INFO L225 Difference]: With dead ends: 2199 [2024-11-22 15:53:32,455 INFO L226 Difference]: Without dead ends: 1083 [2024-11-22 15:53:32,464 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 [2024-11-22 15:53:32,466 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 [2024-11-22 15:53:32,467 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] [2024-11-22 15:53:32,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2024-11-22 15:53:32,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1083. [2024-11-22 15:53:32,548 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) [2024-11-22 15:53:32,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 1083 states and 1585 transitions. [2024-11-22 15:53:32,556 INFO L78 Accepts]: Start accepts. Automaton has 1083 states and 1585 transitions. Word has length 210 [2024-11-22 15:53:32,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:53:32,556 INFO L471 AbstractCegarLoop]: Abstraction has 1083 states and 1585 transitions. [2024-11-22 15:53:32,556 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) [2024-11-22 15:53:32,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1585 transitions. [2024-11-22 15:53:32,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-22 15:53:32,564 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:53:32,564 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] [2024-11-22 15:53:32,581 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 15:53:32,765 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 [2024-11-22 15:53:32,766 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:53:32,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:53:32,766 INFO L85 PathProgramCache]: Analyzing trace with hash 2047828181, now seen corresponding path program 1 times [2024-11-22 15:53:32,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:53:32,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810601754] [2024-11-22 15:53:32,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:53:32,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:53:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:53:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-11-22 15:53:39,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:53:39,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810601754] [2024-11-22 15:53:39,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810601754] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:53:39,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:53:39,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 15:53:39,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132555455] [2024-11-22 15:53:39,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:53:39,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 15:53:39,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:53:39,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 15:53:39,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-22 15:53:39,803 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) [2024-11-22 15:53:43,861 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 [] [2024-11-22 15:53:57,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:53:57,737 INFO L93 Difference]: Finished difference Result 5342 states and 7833 transitions. [2024-11-22 15:53:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 15:53:57,737 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 [2024-11-22 15:53:57,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:53:57,768 INFO L225 Difference]: With dead ends: 5342 [2024-11-22 15:53:57,769 INFO L226 Difference]: Without dead ends: 4276 [2024-11-22 15:53:57,777 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 [2024-11-22 15:53:57,779 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, 17.5s IncrementalHoareTripleChecker+Time [2024-11-22 15:53:57,779 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6745 Valid, 5243 Invalid, 2111 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1045 Valid, 1065 Invalid, 1 Unknown, 0 Unchecked, 17.5s Time] [2024-11-22 15:53:57,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2024-11-22 15:53:58,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 4266. [2024-11-22 15:53:58,047 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) [2024-11-22 15:53:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 4266 states and 6252 transitions. [2024-11-22 15:53:58,090 INFO L78 Accepts]: Start accepts. Automaton has 4266 states and 6252 transitions. Word has length 209 [2024-11-22 15:53:58,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:53:58,096 INFO L471 AbstractCegarLoop]: Abstraction has 4266 states and 6252 transitions. [2024-11-22 15:53:58,096 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) [2024-11-22 15:53:58,096 INFO L276 IsEmpty]: Start isEmpty. Operand 4266 states and 6252 transitions. [2024-11-22 15:53:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-22 15:53:58,106 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:53:58,107 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] [2024-11-22 15:53:58,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 15:53:58,111 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:53:58,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:53:58,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1184894323, now seen corresponding path program 1 times [2024-11-22 15:53:58,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:53:58,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597790555] [2024-11-22 15:53:58,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:53:58,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:54:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:54:05,300 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-11-22 15:54:05,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:54:05,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597790555] [2024-11-22 15:54:05,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597790555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:54:05,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:54:05,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 15:54:05,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607912819] [2024-11-22 15:54:05,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:54:05,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 15:54:05,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:54:05,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 15:54:05,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-22 15:54:05,307 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) [2024-11-22 15:54:09,359 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 [] [2024-11-22 15:54:30,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:54:30,072 INFO L93 Difference]: Finished difference Result 21216 states and 31126 transitions. [2024-11-22 15:54:30,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 15:54:30,073 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 [2024-11-22 15:54:30,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:54:30,188 INFO L225 Difference]: With dead ends: 21216 [2024-11-22 15:54:30,188 INFO L226 Difference]: Without dead ends: 16967 [2024-11-22 15:54:30,217 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 [2024-11-22 15:54:30,220 INFO L432 NwaCegarLoop]: 1616 mSDtfsCounter, 5706 mSDsluCounter, 4657 mSDsCounter, 0 mSdLazyCounter, 1582 mSolverCounterSat, 534 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s 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 [2024-11-22 15:54:30,222 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] [2024-11-22 15:54:30,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16967 states. [2024-11-22 15:54:31,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16967 to 16942. [2024-11-22 15:54:31,294 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) [2024-11-22 15:54:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16942 states to 16942 states and 24808 transitions. [2024-11-22 15:54:31,383 INFO L78 Accepts]: Start accepts. Automaton has 16942 states and 24808 transitions. Word has length 207 [2024-11-22 15:54:31,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:54:31,384 INFO L471 AbstractCegarLoop]: Abstraction has 16942 states and 24808 transitions. [2024-11-22 15:54:31,385 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) [2024-11-22 15:54:31,385 INFO L276 IsEmpty]: Start isEmpty. Operand 16942 states and 24808 transitions. [2024-11-22 15:54:31,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-22 15:54:31,391 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:54:31,391 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] [2024-11-22 15:54:31,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 15:54:31,392 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:54:31,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:54:31,392 INFO L85 PathProgramCache]: Analyzing trace with hash 189969049, now seen corresponding path program 1 times [2024-11-22 15:54:31,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:54:31,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610073968] [2024-11-22 15:54:31,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:54:31,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms